mirror of
https://github.com/denoland/rusty_v8.git
synced 2024-11-25 15:29:43 -05:00
2330 lines
76 KiB
Rust
2330 lines
76 KiB
Rust
// Copyright 2019-2020 the Deno authors. All rights reserved. MIT license.
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#[macro_use]
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extern crate lazy_static;
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use std::convert::{Into, TryFrom, TryInto};
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use std::sync::atomic::{AtomicUsize, Ordering};
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use std::sync::Mutex;
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use rusty_v8 as v8;
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// TODO(piscisaureus): Ideally there would be no need to import this trait.
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use v8::MapFnTo;
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lazy_static! {
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static ref INIT_LOCK: Mutex<u32> = Mutex::new(0);
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}
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#[must_use]
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struct SetupGuard {}
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impl Drop for SetupGuard {
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fn drop(&mut self) {
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// TODO shutdown process cleanly.
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}
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}
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fn setup() -> SetupGuard {
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let mut g = INIT_LOCK.lock().unwrap();
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*g += 1;
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if *g == 1 {
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v8::V8::initialize_platform(v8::new_default_platform());
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v8::V8::initialize();
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}
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SetupGuard {}
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}
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#[test]
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fn handle_scope_nested() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope0 = locker.enter();
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{
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let mut hs = v8::HandleScope::new(scope0);
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let scope1 = hs.enter();
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{
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let mut hs = v8::HandleScope::new(scope1);
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let _scope2 = hs.enter();
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}
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}
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}
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#[test]
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#[allow(clippy::float_cmp)]
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fn handle_scope_numbers() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope0 = locker.enter();
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{
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let mut hs = v8::HandleScope::new(scope0);
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let scope1 = hs.enter();
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let l1 = v8::Integer::new(scope1, -123);
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let l2 = v8::Integer::new_from_unsigned(scope1, 456);
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{
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let mut hs = v8::HandleScope::new(scope1);
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let scope2 = hs.enter();
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let l3 = v8::Number::new(scope2, 78.9);
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assert_eq!(l1.value(), -123);
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assert_eq!(l2.value(), 456);
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assert_eq!(l3.value(), 78.9);
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assert_eq!(v8::Number::value(&l1), -123f64);
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assert_eq!(v8::Number::value(&l2), 456f64);
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}
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}
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}
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#[test]
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fn global_handles() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope = locker.enter();
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let mut g1 = v8::Global::<v8::String>::new();
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let mut g2 = v8::Global::<v8::Integer>::new();
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let mut g3 = v8::Global::<v8::Integer>::new();
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let mut _g4 = v8::Global::<v8::Integer>::new();
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let g5 = v8::Global::<v8::Script>::new();
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let mut g6 = v8::Global::<v8::Integer>::new();
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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let l1 = v8::String::new(scope, "bla").unwrap();
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let l2 = v8::Integer::new(scope, 123);
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g1.set(scope, l1);
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g2.set(scope, l2);
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g3.set(scope, &g2);
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_g4 = v8::Global::new_from(scope, l2);
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let l6 = v8::Integer::new(scope, 100);
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g6.set(scope, l6);
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}
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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assert!(!g1.is_empty());
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assert_eq!(g1.get(scope).unwrap().to_rust_string_lossy(scope), "bla");
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assert!(!g2.is_empty());
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assert_eq!(g2.get(scope).unwrap().value(), 123);
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assert!(!g3.is_empty());
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assert_eq!(g3.get(scope).unwrap().value(), 123);
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assert!(!_g4.is_empty());
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assert_eq!(_g4.get(scope).unwrap().value(), 123);
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assert!(g5.is_empty());
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let num = g6.get(scope).unwrap();
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g6.reset(scope);
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assert_eq!(num.value(), 100);
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}
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g1.reset(scope);
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assert!(g1.is_empty());
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g2.reset(scope);
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assert!(g2.is_empty());
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g3.reset(scope);
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assert!(g3.is_empty());
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_g4.reset(scope);
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assert!(_g4.is_empty());
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assert!(g5.is_empty());
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}
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#[test]
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fn test_string() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope = locker.enter();
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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let reference = "Hello 🦕 world!";
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let local = v8::String::new(scope, reference).unwrap();
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assert_eq!(15, local.length());
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assert_eq!(17, local.utf8_length(scope));
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assert_eq!(reference, local.to_rust_string_lossy(scope));
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}
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}
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#[test]
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#[allow(clippy::float_cmp)]
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fn escapable_handle_scope() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope0 = locker.enter();
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{
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let mut hs = v8::HandleScope::new(scope0);
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let scope1 = hs.enter();
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// After dropping EscapableHandleScope, we should be able to
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// read escaped values.
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let number = {
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let mut hs = v8::EscapableHandleScope::new(scope1);
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let escapable_scope = hs.enter();
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let number = v8::Number::new(escapable_scope, 78.9);
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escapable_scope.escape(number)
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};
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assert_eq!(number.value(), 78.9);
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let string = {
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let mut hs = v8::EscapableHandleScope::new(scope1);
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let escapable_scope = hs.enter();
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let string = v8::String::new(escapable_scope, "Hello 🦕 world!").unwrap();
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escapable_scope.escape(string)
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};
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assert_eq!("Hello 🦕 world!", string.to_rust_string_lossy(scope1));
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let string = {
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let mut hs = v8::EscapableHandleScope::new(scope1);
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let escapable_scope = hs.enter();
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let nested_str_val = {
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let mut hs = v8::EscapableHandleScope::new(escapable_scope);
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let nested_escapable_scope = hs.enter();
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let string =
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v8::String::new(nested_escapable_scope, "Hello 🦕 world!").unwrap();
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nested_escapable_scope.escape(string)
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};
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escapable_scope.escape(nested_str_val)
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};
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assert_eq!("Hello 🦕 world!", string.to_rust_string_lossy(scope1));
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}
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}
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#[test]
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fn microtasks() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope = locker.enter();
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scope.isolate().run_microtasks();
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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let context = v8::Context::new(scope);
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let mut cs = v8::ContextScope::new(scope, context);
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let scope = cs.enter();
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static CALL_COUNT: AtomicUsize = AtomicUsize::new(0);
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let function = v8::Function::new(
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scope,
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context,
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|_: v8::FunctionCallbackScope,
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_: v8::FunctionCallbackArguments,
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_: v8::ReturnValue| {
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CALL_COUNT.fetch_add(1, Ordering::SeqCst);
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},
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)
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.unwrap();
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scope.isolate().enqueue_microtask(function);
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assert_eq!(CALL_COUNT.load(Ordering::SeqCst), 0);
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scope.isolate().run_microtasks();
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assert_eq!(CALL_COUNT.load(Ordering::SeqCst), 1);
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}
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}
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#[test]
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fn array_buffer() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope = locker.enter();
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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let context = v8::Context::new(scope);
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let mut cs = v8::ContextScope::new(scope, context);
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let scope = cs.enter();
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let ab = v8::ArrayBuffer::new(scope, 42);
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assert_eq!(42, ab.byte_length());
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let bs = v8::ArrayBuffer::new_backing_store(scope, 84);
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assert_eq!(84, bs.byte_length());
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assert_eq!(false, bs.is_shared());
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let data: Box<[u8]> = vec![0, 1, 2, 3, 4, 5, 6, 7, 8, 9].into_boxed_slice();
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let mut bs =
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unsafe { v8::ArrayBuffer::new_backing_store_from_boxed_slice(data) };
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assert_eq!(10, bs.byte_length());
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assert_eq!(false, bs.is_shared());
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let ab = v8::ArrayBuffer::new_with_backing_store(scope, &mut bs);
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let mut bs = ab.get_backing_store();
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assert_eq!(10, ab.byte_length());
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let data = bs.data_bytes();
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assert_eq!(data[0], 0);
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assert_eq!(data[9], 9);
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}
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}
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#[test]
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fn array_buffer_with_shared_backing_store() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope = locker.enter();
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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let context = v8::Context::new(scope);
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let mut cs = v8::ContextScope::new(scope, context);
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let scope = cs.enter();
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let ab1 = v8::ArrayBuffer::new(scope, 42);
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assert_eq!(42, ab1.byte_length());
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let bs1 = ab1.get_backing_store();
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assert_eq!(ab1.byte_length(), bs1.byte_length());
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assert_eq!(2, v8::SharedRef::use_count(&bs1));
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let bs2 = ab1.get_backing_store();
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assert_eq!(ab1.byte_length(), bs2.byte_length());
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assert_eq!(3, v8::SharedRef::use_count(&bs1));
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assert_eq!(3, v8::SharedRef::use_count(&bs2));
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let mut bs3 = ab1.get_backing_store();
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assert_eq!(ab1.byte_length(), bs3.byte_length());
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assert_eq!(4, v8::SharedRef::use_count(&bs1));
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assert_eq!(4, v8::SharedRef::use_count(&bs2));
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assert_eq!(4, v8::SharedRef::use_count(&bs3));
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drop(bs2);
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assert_eq!(3, v8::SharedRef::use_count(&bs1));
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assert_eq!(3, v8::SharedRef::use_count(&bs3));
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drop(bs1);
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assert_eq!(2, v8::SharedRef::use_count(&bs3));
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let ab2 = v8::ArrayBuffer::new_with_backing_store(scope, &mut bs3);
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assert_eq!(ab1.byte_length(), ab2.byte_length());
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assert_eq!(3, v8::SharedRef::use_count(&bs3));
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let bs4 = ab2.get_backing_store();
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assert_eq!(ab2.byte_length(), bs4.byte_length());
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assert_eq!(4, v8::SharedRef::use_count(&bs4));
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assert_eq!(4, v8::SharedRef::use_count(&bs3));
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drop(bs3);
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assert_eq!(3, v8::SharedRef::use_count(&bs4));
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}
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}
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fn v8_str<'sc>(
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scope: &mut impl v8::ToLocal<'sc>,
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s: &str,
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) -> v8::Local<'sc, v8::String> {
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v8::String::new(scope, s).unwrap()
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}
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fn eval<'sc>(
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scope: &mut (impl v8::ToLocal<'sc> + v8::InContext),
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context: v8::Local<v8::Context>,
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code: &'static str,
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) -> Option<v8::Local<'sc, v8::Value>> {
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let mut hs = v8::EscapableHandleScope::new(scope);
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let scope = hs.enter();
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let source = v8_str(scope, code);
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let mut script = v8::Script::compile(scope, context, source, None).unwrap();
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let r = script.run(scope, context);
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r.map(|v| scope.escape(v))
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}
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#[test]
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fn try_catch() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope = locker.enter();
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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let context = v8::Context::new(scope);
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let mut cs = v8::ContextScope::new(scope, context);
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let scope = cs.enter();
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{
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// Error thrown - should be caught.
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let mut try_catch = v8::TryCatch::new(scope);
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let tc = try_catch.enter();
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let result = eval(scope, context, "throw new Error('foo')");
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assert!(result.is_none());
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assert!(tc.has_caught());
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assert!(tc.exception().is_some());
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assert!(tc.stack_trace(scope, context).is_some());
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assert!(tc.message().is_some());
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assert_eq!(
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tc.message().unwrap().get(scope).to_rust_string_lossy(scope),
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"Uncaught Error: foo"
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);
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};
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{
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// No error thrown.
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let mut try_catch = v8::TryCatch::new(scope);
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let tc = try_catch.enter();
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let result = eval(scope, context, "1 + 1");
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assert!(result.is_some());
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assert!(!tc.has_caught());
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assert!(tc.exception().is_none());
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assert!(tc.stack_trace(scope, context).is_none());
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assert!(tc.message().is_none());
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assert!(tc.rethrow().is_none());
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};
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{
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// Rethrow and reset.
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let mut try_catch_1 = v8::TryCatch::new(scope);
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let tc1 = try_catch_1.enter();
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{
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let mut try_catch_2 = v8::TryCatch::new(scope);
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let tc2 = try_catch_2.enter();
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eval(scope, context, "throw 'bar'");
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assert!(tc2.has_caught());
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assert!(tc2.rethrow().is_some());
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tc2.reset();
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assert!(!tc2.has_caught());
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}
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assert!(tc1.has_caught());
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};
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}
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}
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#[test]
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fn throw_exception() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope = locker.enter();
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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let context = v8::Context::new(scope);
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let mut cs = v8::ContextScope::new(scope, context);
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let scope = cs.enter();
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{
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let mut try_catch = v8::TryCatch::new(scope);
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let tc = try_catch.enter();
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let exception = v8_str(scope, "boom");
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scope.isolate().throw_exception(exception.into());
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assert!(tc.has_caught());
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assert!(tc
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.exception()
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.unwrap()
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.strict_equals(v8_str(scope, "boom").into()));
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};
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}
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}
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#[test]
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fn terminate_execution() {
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let _setup_guard = setup();
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let mut params = v8::Isolate::create_params();
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params.set_array_buffer_allocator(v8::new_default_allocator());
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let isolate = v8::Isolate::new(params);
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let mut locker = v8::Locker::new(&isolate);
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let scope = locker.enter();
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// Originally run fine.
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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let context = v8::Context::new(scope);
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let mut cs = v8::ContextScope::new(scope, context);
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let scope = cs.enter();
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let result = eval(scope, context, "true").unwrap();
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let true_val = v8::Boolean::new(scope, true).into();
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assert!(result.same_value(true_val));
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}
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// Terminate.
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isolate.terminate_execution();
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// Below run should fail with terminated knowledge.
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{
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let mut hs = v8::HandleScope::new(scope);
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let scope = hs.enter();
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let context = v8::Context::new(scope);
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let mut cs = v8::ContextScope::new(scope, context);
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let scope = cs.enter();
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let mut try_catch = v8::TryCatch::new(scope);
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let tc = try_catch.enter();
|
|
let _ = eval(scope, context, "true");
|
|
assert!(tc.has_caught());
|
|
assert!(tc.has_terminated());
|
|
}
|
|
// Cancel termination.
|
|
isolate.cancel_terminate_execution();
|
|
// Works again.
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let result = eval(scope, context, "true").unwrap();
|
|
let true_val = v8::Boolean::new(scope, true).into();
|
|
assert!(result.same_value(true_val));
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn request_interrupt_small_scripts() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
static CALL_COUNT: AtomicUsize = AtomicUsize::new(0);
|
|
extern "C" fn callback(
|
|
_isolate: &mut v8::Isolate,
|
|
data: *mut std::ffi::c_void,
|
|
) {
|
|
assert_eq!(data, std::ptr::null_mut());
|
|
CALL_COUNT.fetch_add(1, Ordering::SeqCst);
|
|
}
|
|
isolate.request_interrupt(callback, std::ptr::null_mut());
|
|
eval(scope, context, "(function(x){return x;})(1);");
|
|
assert_eq!(CALL_COUNT.load(Ordering::SeqCst), 1);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn add_message_listener() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let mut isolate = v8::Isolate::new(params);
|
|
isolate.set_capture_stack_trace_for_uncaught_exceptions(true, 32);
|
|
|
|
static CALL_COUNT: AtomicUsize = AtomicUsize::new(0);
|
|
|
|
extern "C" fn check_message_0(
|
|
message: v8::Local<v8::Message>,
|
|
_exception: v8::Local<v8::Value>,
|
|
) {
|
|
let mut sc = v8::CallbackScope::new(message);
|
|
let mut sc = v8::HandleScope::new(sc.enter());
|
|
let scope = sc.enter();
|
|
let context = scope.isolate().get_current_context();
|
|
let message_str = message.get(scope);
|
|
assert_eq!(message_str.to_rust_string_lossy(scope), "Uncaught foo");
|
|
assert_eq!(Some(1), message.get_line_number(context));
|
|
assert!(message.get_script_resource_name(scope).is_some());
|
|
assert!(message.get_source_line(scope, context).is_some());
|
|
assert_eq!(message.get_start_position(), 0);
|
|
assert_eq!(message.get_end_position(), 1);
|
|
assert_eq!(message.get_wasm_function_index(), -1);
|
|
assert!(message.error_level() >= 0);
|
|
assert_eq!(message.get_start_column(), 0);
|
|
assert_eq!(message.get_end_column(), 1);
|
|
assert!(!message.is_shared_cross_origin());
|
|
assert!(!message.is_opaque());
|
|
let stack_trace = message.get_stack_trace(scope).unwrap();
|
|
assert_eq!(1, stack_trace.get_frame_count());
|
|
let frame = stack_trace.get_frame(scope, 0).unwrap();
|
|
assert_eq!(1, frame.get_line_number());
|
|
assert_eq!(1, frame.get_column());
|
|
assert_eq!(3, frame.get_script_id());
|
|
assert!(frame.get_script_name(scope).is_none());
|
|
assert!(frame.get_script_name_or_source_url(scope).is_none());
|
|
assert!(frame.get_function_name(scope).is_none());
|
|
assert_eq!(false, frame.is_eval());
|
|
assert_eq!(false, frame.is_constructor());
|
|
assert_eq!(false, frame.is_wasm());
|
|
assert_eq!(true, frame.is_user_javascript());
|
|
CALL_COUNT.fetch_add(1, Ordering::SeqCst);
|
|
}
|
|
isolate.add_message_listener(check_message_0);
|
|
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let source = v8::String::new(scope, "throw 'foo'").unwrap();
|
|
let mut script = v8::Script::compile(scope, context, source, None).unwrap();
|
|
assert!(script.run(scope, context).is_none());
|
|
assert_eq!(CALL_COUNT.load(Ordering::SeqCst), 1);
|
|
}
|
|
}
|
|
|
|
fn unexpected_module_resolve_callback<'a>(
|
|
_context: v8::Local<'a, v8::Context>,
|
|
_specifier: v8::Local<'a, v8::String>,
|
|
_referrer: v8::Local<'a, v8::Module>,
|
|
) -> Option<v8::Local<'a, v8::Module>> {
|
|
unreachable!()
|
|
}
|
|
|
|
#[test]
|
|
fn set_host_initialize_import_meta_object_callback() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let mut isolate = v8::Isolate::new(params);
|
|
|
|
static CALL_COUNT: AtomicUsize = AtomicUsize::new(0);
|
|
|
|
extern "C" fn callback(
|
|
context: v8::Local<v8::Context>,
|
|
_module: v8::Local<v8::Module>,
|
|
meta: v8::Local<v8::Object>,
|
|
) {
|
|
CALL_COUNT.fetch_add(1, Ordering::SeqCst);
|
|
let mut cbs = v8::CallbackScope::new(context);
|
|
let mut hs = v8::HandleScope::new(cbs.enter());
|
|
let scope = hs.enter();
|
|
let key = v8::String::new(scope, "foo").unwrap();
|
|
let value = v8::String::new(scope, "bar").unwrap();
|
|
meta.create_data_property(context, key.into(), value.into());
|
|
}
|
|
isolate.set_host_initialize_import_meta_object_callback(callback);
|
|
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let source = mock_source(scope, "google.com", "import.meta;");
|
|
let mut module =
|
|
v8::script_compiler::compile_module(&isolate, source).unwrap();
|
|
let result =
|
|
module.instantiate_module(context, unexpected_module_resolve_callback);
|
|
assert!(result.is_some());
|
|
let meta = module.evaluate(scope, context).unwrap();
|
|
assert!(meta.is_object());
|
|
let meta = meta.to_object(scope).unwrap();
|
|
let key = v8::String::new(scope, "foo").unwrap();
|
|
let expected = v8::String::new(scope, "bar").unwrap();
|
|
let actual = meta.get(scope, context, key.into()).unwrap();
|
|
assert!(expected.strict_equals(actual));
|
|
assert_eq!(CALL_COUNT.load(Ordering::SeqCst), 1);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn script_compile_and_run() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let source = v8::String::new(scope, "'Hello ' + 13 + 'th planet'").unwrap();
|
|
let mut script = v8::Script::compile(scope, context, source, None).unwrap();
|
|
source.to_rust_string_lossy(scope);
|
|
let result = script.run(scope, context).unwrap();
|
|
let result = result.to_string(scope).unwrap();
|
|
assert_eq!(result.to_rust_string_lossy(scope), "Hello 13th planet");
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn script_origin() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let resource_name = v8::String::new(scope, "foo.js").unwrap();
|
|
let resource_line_offset = v8::Integer::new(scope, 4);
|
|
let resource_column_offset = v8::Integer::new(scope, 5);
|
|
let resource_is_shared_cross_origin = v8::Boolean::new(scope, true);
|
|
let script_id = v8::Integer::new(scope, 123);
|
|
let source_map_url = v8::String::new(scope, "source_map_url").unwrap();
|
|
let resource_is_opaque = v8::Boolean::new(scope, true);
|
|
let is_wasm = v8::Boolean::new(scope, false);
|
|
let is_module = v8::Boolean::new(scope, false);
|
|
|
|
let script_origin = v8::ScriptOrigin::new(
|
|
resource_name.into(),
|
|
resource_line_offset,
|
|
resource_column_offset,
|
|
resource_is_shared_cross_origin,
|
|
script_id,
|
|
source_map_url.into(),
|
|
resource_is_opaque,
|
|
is_wasm,
|
|
is_module,
|
|
);
|
|
|
|
let source = v8::String::new(scope, "1+2").unwrap();
|
|
let mut script =
|
|
v8::Script::compile(scope, context, source, Some(&script_origin))
|
|
.unwrap();
|
|
source.to_rust_string_lossy(scope);
|
|
let _result = script.run(scope, context).unwrap();
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn get_version() {
|
|
assert!(v8::V8::get_version().len() > 3);
|
|
}
|
|
|
|
#[test]
|
|
fn set_flags_from_command_line() {
|
|
let r = v8::V8::set_flags_from_command_line(vec![
|
|
"binaryname".to_string(),
|
|
"--log-colour".to_string(),
|
|
"--should-be-ignored".to_string(),
|
|
]);
|
|
assert_eq!(
|
|
r,
|
|
vec!["binaryname".to_string(), "--should-be-ignored".to_string()]
|
|
);
|
|
}
|
|
|
|
#[test]
|
|
fn inspector_string_view() {
|
|
let chars = b"Hello world!";
|
|
let view = v8::inspector::StringView::from(&chars[..]);
|
|
|
|
assert_eq!(chars.len(), view.into_iter().len());
|
|
assert_eq!(chars.len(), view.len());
|
|
for (c1, c2) in chars.iter().copied().map(u16::from).zip(&view) {
|
|
assert_eq!(c1, c2);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn inspector_string_buffer() {
|
|
let chars = b"Hello Venus!";
|
|
let mut buf = {
|
|
let src_view = v8::inspector::StringView::from(&chars[..]);
|
|
v8::inspector::StringBuffer::create(&src_view)
|
|
};
|
|
let view = buf.as_mut().unwrap().string();
|
|
|
|
assert_eq!(chars.len(), view.into_iter().len());
|
|
assert_eq!(chars.len(), view.len());
|
|
for (c1, c2) in chars.iter().copied().map(u16::from).zip(view) {
|
|
assert_eq!(c1, c2);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_primitives() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let null = v8::null(scope);
|
|
assert!(!null.is_undefined());
|
|
assert!(null.is_null());
|
|
assert!(null.is_null_or_undefined());
|
|
|
|
let undefined = v8::undefined(scope);
|
|
assert!(undefined.is_undefined());
|
|
assert!(!undefined.is_null());
|
|
assert!(undefined.is_null_or_undefined());
|
|
|
|
let true_ = v8::Boolean::new(scope, true);
|
|
assert!(true_.is_true());
|
|
assert!(!true_.is_undefined());
|
|
assert!(!true_.is_null());
|
|
assert!(!true_.is_null_or_undefined());
|
|
|
|
let false_ = v8::Boolean::new(scope, false);
|
|
assert!(false_.is_false());
|
|
assert!(!false_.is_undefined());
|
|
assert!(!false_.is_null());
|
|
assert!(!false_.is_null_or_undefined());
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn exception() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let msg_in = v8::String::new(scope, "This is a test error").unwrap();
|
|
let _exception = v8::Exception::error(scope, msg_in);
|
|
let _exception = v8::Exception::range_error(scope, msg_in);
|
|
let _exception = v8::Exception::reference_error(scope, msg_in);
|
|
let _exception = v8::Exception::syntax_error(scope, msg_in);
|
|
let exception = v8::Exception::type_error(scope, msg_in);
|
|
|
|
let actual_msg_out =
|
|
v8::Exception::create_message(scope, exception).get(scope);
|
|
let expected_msg_out =
|
|
v8::String::new(scope, "Uncaught TypeError: This is a test error").unwrap();
|
|
assert!(actual_msg_out.strict_equals(expected_msg_out.into()));
|
|
assert!(v8::Exception::get_stack_trace(scope, exception).is_none());
|
|
}
|
|
|
|
#[test]
|
|
fn create_message_argument_lifetimes() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
{
|
|
let create_message = v8::Function::new(
|
|
scope,
|
|
context,
|
|
|scope: v8::FunctionCallbackScope,
|
|
args: v8::FunctionCallbackArguments,
|
|
mut rv: v8::ReturnValue| {
|
|
let message = v8::Exception::create_message(scope, args.get(0));
|
|
let message_str = message.get(scope);
|
|
rv.set(message_str.into())
|
|
},
|
|
)
|
|
.unwrap();
|
|
let receiver = context.global(scope);
|
|
let message_str = v8::String::new(scope, "mishap").unwrap();
|
|
let exception = v8::Exception::type_error(scope, message_str);
|
|
let actual = create_message
|
|
.call(scope, context, receiver.into(), &[exception])
|
|
.unwrap();
|
|
let expected =
|
|
v8::String::new(scope, "Uncaught TypeError: mishap").unwrap();
|
|
assert!(actual.strict_equals(expected.into()));
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn json() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let json_string = v8_str(scope, "{\"a\": 1, \"b\": 2}");
|
|
let maybe_value = v8::json::parse(context, json_string);
|
|
assert!(maybe_value.is_some());
|
|
let value = maybe_value.unwrap();
|
|
let maybe_stringified = v8::json::stringify(context, value);
|
|
assert!(maybe_stringified.is_some());
|
|
let stringified = maybe_stringified.unwrap();
|
|
let rust_str = stringified.to_rust_string_lossy(scope);
|
|
assert_eq!("{\"a\":1,\"b\":2}".to_string(), rust_str);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn object_template() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let object_templ = v8::ObjectTemplate::new(scope);
|
|
let function_templ = v8::FunctionTemplate::new(scope, fortytwo_callback);
|
|
let name = v8_str(scope, "f");
|
|
let attr = v8::READ_ONLY + v8::DONT_ENUM + v8::DONT_DELETE;
|
|
object_templ.set_with_attr(name.into(), function_templ.into(), attr);
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let object = object_templ.new_instance(scope, context).unwrap();
|
|
assert!(!object.is_null_or_undefined());
|
|
let name = v8_str(scope, "g");
|
|
context.global(scope).define_own_property(
|
|
context,
|
|
name.into(),
|
|
object.into(),
|
|
v8::DONT_ENUM,
|
|
);
|
|
let source = r#"
|
|
{
|
|
const d = Object.getOwnPropertyDescriptor(globalThis, "g");
|
|
[d.configurable, d.enumerable, d.writable].toString()
|
|
}
|
|
"#;
|
|
let actual = eval(scope, context, source).unwrap();
|
|
let expected = v8_str(scope, "true,false,true");
|
|
assert!(expected.strict_equals(actual));
|
|
let actual = eval(scope, context, "g.f()").unwrap();
|
|
let expected = v8::Integer::new(scope, 42);
|
|
assert!(expected.strict_equals(actual));
|
|
let source = r#"
|
|
{
|
|
const d = Object.getOwnPropertyDescriptor(g, "f");
|
|
[d.configurable, d.enumerable, d.writable].toString()
|
|
}
|
|
"#;
|
|
let actual = eval(scope, context, source).unwrap();
|
|
let expected = v8_str(scope, "false,false,false");
|
|
assert!(expected.strict_equals(actual));
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn object_template_from_function_template() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let mut function_templ =
|
|
v8::FunctionTemplate::new(scope, fortytwo_callback);
|
|
let expected_class_name = v8_str(scope, "fortytwo");
|
|
function_templ.set_class_name(expected_class_name);
|
|
let object_templ =
|
|
v8::ObjectTemplate::new_from_template(scope, function_templ);
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let object = object_templ.new_instance(scope, context).unwrap();
|
|
assert!(!object.is_null_or_undefined());
|
|
let name = v8_str(scope, "g");
|
|
context
|
|
.global(scope)
|
|
.set(context, name.into(), object.into());
|
|
let actual_class_name = eval(scope, context, "g.constructor.name").unwrap();
|
|
assert!(expected_class_name.strict_equals(actual_class_name));
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn object() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let null: v8::Local<v8::Value> = v8::null(scope).into();
|
|
let s1 = v8::String::new(scope, "a").unwrap();
|
|
let s2 = v8::String::new(scope, "b").unwrap();
|
|
let name1 = s1.into();
|
|
let name2 = s2.into();
|
|
let names = vec![name1, name2];
|
|
let v1: v8::Local<v8::Value> = v8::Number::new(scope, 1.0).into();
|
|
let v2: v8::Local<v8::Value> = v8::Number::new(scope, 2.0).into();
|
|
let values = vec![v1, v2];
|
|
let object = v8::Object::new2(scope, null, names, values);
|
|
assert!(!object.is_null_or_undefined());
|
|
|
|
let object_ = v8::Object::new(scope);
|
|
assert!(!object_.is_null_or_undefined());
|
|
let id = object_.get_identity_hash();
|
|
assert_ne!(id, 0);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn array() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let s1 = v8::String::new(scope, "a").unwrap();
|
|
let index1 = v8::Integer::new(scope, 0);
|
|
let s2 = v8::String::new(scope, "b").unwrap();
|
|
let index2 = v8::Integer::new(scope, 1);
|
|
let array = v8::Array::new(scope, 2);
|
|
array.set(context, index1.into(), s1.into());
|
|
array.set(context, index2.into(), s2.into());
|
|
|
|
let maybe_v1 = array.get(scope, context, index1.into());
|
|
assert!(maybe_v1.is_some());
|
|
assert!(maybe_v1.unwrap().same_value(s1.into()));
|
|
let maybe_v2 = array.get(scope, context, index2.into());
|
|
assert!(maybe_v2.is_some());
|
|
assert!(maybe_v2.unwrap().same_value(s2.into()));
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn create_data_property() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
eval(scope, context, "var a = {};");
|
|
|
|
let key = v8_str(scope, "a");
|
|
let obj = context
|
|
.global(scope)
|
|
.get(scope, context, key.into())
|
|
.unwrap();
|
|
assert!(obj.is_object());
|
|
let obj = obj.to_object(scope).unwrap();
|
|
let key = v8_str(scope, "foo");
|
|
let value = v8_str(scope, "bar");
|
|
assert_eq!(
|
|
obj.create_data_property(context, key.into(), value.into()),
|
|
v8::MaybeBool::JustTrue
|
|
);
|
|
let actual = obj.get(scope, context, key.into()).unwrap();
|
|
assert!(value.strict_equals(actual));
|
|
|
|
let key2 = v8_str(scope, "foo2");
|
|
assert_eq!(
|
|
obj.set(context, key2.into(), value.into()),
|
|
v8::MaybeBool::JustTrue
|
|
);
|
|
let actual = obj.get(scope, context, key2.into()).unwrap();
|
|
assert!(value.strict_equals(actual));
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn object_set_accessor() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
{
|
|
static CALL_COUNT: AtomicUsize = AtomicUsize::new(0);
|
|
|
|
let getter = |scope: v8::PropertyCallbackScope,
|
|
key: v8::Local<v8::Name>,
|
|
args: v8::PropertyCallbackArguments,
|
|
mut rv: v8::ReturnValue| {
|
|
let context = scope.isolate().get_current_context();
|
|
let this = args.this();
|
|
|
|
let expected_key = v8::String::new(scope, "getter_key").unwrap();
|
|
assert!(key.strict_equals(expected_key.into()));
|
|
|
|
let int_key = v8::String::new(scope, "int_key").unwrap();
|
|
let int_value = this.get(scope, context, int_key.into()).unwrap();
|
|
let int_value = v8::Local::<v8::Integer>::try_from(int_value).unwrap();
|
|
assert_eq!(int_value.value(), 42);
|
|
|
|
let s = v8::String::new(scope, "hello").unwrap();
|
|
assert!(rv.get(scope).is_undefined());
|
|
rv.set(s.into());
|
|
|
|
CALL_COUNT.fetch_add(1, Ordering::SeqCst);
|
|
};
|
|
|
|
let mut obj = v8::Object::new(scope);
|
|
|
|
let getter_key = v8::String::new(scope, "getter_key").unwrap();
|
|
obj.set_accessor(context, getter_key.into(), getter);
|
|
|
|
let int_key = v8::String::new(scope, "int_key").unwrap();
|
|
obj.set(context, int_key.into(), v8::Integer::new(scope, 42).into());
|
|
|
|
let obj_name = v8::String::new(scope, "obj").unwrap();
|
|
context
|
|
.global(scope)
|
|
.set(context, obj_name.into(), obj.into());
|
|
|
|
let actual = eval(scope, context, "obj.getter_key").unwrap();
|
|
let expected = v8::String::new(scope, "hello").unwrap();
|
|
assert!(actual.strict_equals(expected.into()));
|
|
|
|
assert_eq!(CALL_COUNT.load(Ordering::SeqCst), 1);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn promise_resolved() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let maybe_resolver = v8::PromiseResolver::new(scope, context);
|
|
assert!(maybe_resolver.is_some());
|
|
let mut resolver = maybe_resolver.unwrap();
|
|
let mut promise = resolver.get_promise(scope);
|
|
assert!(!promise.has_handler());
|
|
assert_eq!(promise.state(), v8::PromiseState::Pending);
|
|
let value = v8::String::new(scope, "test").unwrap();
|
|
resolver.resolve(context, value.into());
|
|
assert_eq!(promise.state(), v8::PromiseState::Fulfilled);
|
|
let result = promise.result(scope);
|
|
let result_str = result.to_string(scope).unwrap();
|
|
assert_eq!(result_str.to_rust_string_lossy(scope), "test".to_string());
|
|
// Resolve again with different value, since promise is already in `Fulfilled` state
|
|
// it should be ignored.
|
|
let value = v8::String::new(scope, "test2").unwrap();
|
|
resolver.resolve(context, value.into());
|
|
let result = promise.result(scope);
|
|
let result_str = result.to_string(scope).unwrap();
|
|
assert_eq!(result_str.to_rust_string_lossy(scope), "test".to_string());
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn promise_rejected() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let maybe_resolver = v8::PromiseResolver::new(scope, context);
|
|
assert!(maybe_resolver.is_some());
|
|
let mut resolver = maybe_resolver.unwrap();
|
|
let mut promise = resolver.get_promise(scope);
|
|
assert!(!promise.has_handler());
|
|
assert_eq!(promise.state(), v8::PromiseState::Pending);
|
|
let value = v8::String::new(scope, "test").unwrap();
|
|
let rejected = resolver.reject(context, value.into());
|
|
assert!(rejected.unwrap());
|
|
assert_eq!(promise.state(), v8::PromiseState::Rejected);
|
|
let result = promise.result(scope);
|
|
let result_str = result.to_string(scope).unwrap();
|
|
assert_eq!(result_str.to_rust_string_lossy(scope), "test".to_string());
|
|
// Reject again with different value, since promise is already in `Rejected` state
|
|
// it should be ignored.
|
|
let value = v8::String::new(scope, "test2").unwrap();
|
|
resolver.reject(context, value.into());
|
|
let result = promise.result(scope);
|
|
let result_str = result.to_string(scope).unwrap();
|
|
assert_eq!(result_str.to_rust_string_lossy(scope), "test".to_string());
|
|
}
|
|
}
|
|
|
|
fn fn_callback(
|
|
scope: v8::FunctionCallbackScope,
|
|
args: v8::FunctionCallbackArguments,
|
|
mut rv: v8::ReturnValue,
|
|
) {
|
|
assert_eq!(args.length(), 0);
|
|
let s = v8::String::new(scope, "Hello callback!").unwrap();
|
|
assert!(rv.get(scope).is_undefined());
|
|
rv.set(s.into());
|
|
}
|
|
|
|
fn fn_callback2(
|
|
scope: v8::FunctionCallbackScope,
|
|
args: v8::FunctionCallbackArguments,
|
|
mut rv: v8::ReturnValue,
|
|
) {
|
|
assert_eq!(args.length(), 2);
|
|
let arg1_val = v8::String::new(scope, "arg1").unwrap();
|
|
let arg1 = args.get(0);
|
|
assert!(arg1.is_string());
|
|
assert!(arg1.strict_equals(arg1_val.into()));
|
|
|
|
let arg2_val = v8::Integer::new(scope, 2);
|
|
let arg2 = args.get(1);
|
|
assert!(arg2.is_number());
|
|
assert!(arg2.strict_equals(arg2_val.into()));
|
|
|
|
let s = v8::String::new(scope, "Hello callback!").unwrap();
|
|
assert!(rv.get(scope).is_undefined());
|
|
rv.set(s.into());
|
|
}
|
|
|
|
fn fortytwo_callback(
|
|
scope: v8::FunctionCallbackScope,
|
|
_: v8::FunctionCallbackArguments,
|
|
mut rv: v8::ReturnValue,
|
|
) {
|
|
rv.set(v8::Integer::new(scope, 42).into());
|
|
}
|
|
|
|
#[test]
|
|
fn function() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let global = context.global(scope);
|
|
let recv: v8::Local<v8::Value> = global.into();
|
|
// create function using template
|
|
let mut fn_template = v8::FunctionTemplate::new(scope, fn_callback);
|
|
let function = fn_template
|
|
.get_function(scope, context)
|
|
.expect("Unable to create function");
|
|
function
|
|
.call(scope, context, recv, &[])
|
|
.expect("Function call failed");
|
|
// create function without a template
|
|
let function = v8::Function::new(scope, context, fn_callback2)
|
|
.expect("Unable to create function");
|
|
let arg1 = v8::String::new(scope, "arg1").unwrap();
|
|
let arg2 = v8::Integer::new(scope, 2);
|
|
let value = function
|
|
.call(scope, context, recv, &[arg1.into(), arg2.into()])
|
|
.unwrap();
|
|
let value_str = value.to_string(scope).unwrap();
|
|
let rust_str = value_str.to_rust_string_lossy(scope);
|
|
assert_eq!(rust_str, "Hello callback!".to_string());
|
|
}
|
|
}
|
|
|
|
extern "C" fn promise_reject_callback(msg: v8::PromiseRejectMessage) {
|
|
let mut scope = v8::CallbackScope::new(&msg);
|
|
let scope = scope.enter();
|
|
let event = msg.get_event();
|
|
assert_eq!(event, v8::PromiseRejectEvent::PromiseRejectWithNoHandler);
|
|
let mut promise = msg.get_promise();
|
|
assert_eq!(promise.state(), v8::PromiseState::Rejected);
|
|
let value = msg.get_value();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let value_str = value.to_string(scope).unwrap();
|
|
let rust_str = value_str.to_rust_string_lossy(scope);
|
|
assert_eq!(rust_str, "promise rejected".to_string());
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn set_promise_reject_callback() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let mut isolate = v8::Isolate::new(params);
|
|
isolate.set_promise_reject_callback(promise_reject_callback);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let mut resolver = v8::PromiseResolver::new(scope, context).unwrap();
|
|
let value = v8::String::new(scope, "promise rejected").unwrap();
|
|
resolver.reject(context, value.into());
|
|
}
|
|
}
|
|
|
|
fn mock_script_origin<'sc>(
|
|
scope: &mut impl v8::ToLocal<'sc>,
|
|
resource_name_: &str,
|
|
) -> v8::ScriptOrigin<'sc> {
|
|
let resource_name = v8_str(scope, resource_name_);
|
|
let resource_line_offset = v8::Integer::new(scope, 0);
|
|
let resource_column_offset = v8::Integer::new(scope, 0);
|
|
let resource_is_shared_cross_origin = v8::Boolean::new(scope, true);
|
|
let script_id = v8::Integer::new(scope, 123);
|
|
let source_map_url = v8_str(scope, "source_map_url");
|
|
let resource_is_opaque = v8::Boolean::new(scope, true);
|
|
let is_wasm = v8::Boolean::new(scope, false);
|
|
let is_module = v8::Boolean::new(scope, true);
|
|
v8::ScriptOrigin::new(
|
|
resource_name.into(),
|
|
resource_line_offset,
|
|
resource_column_offset,
|
|
resource_is_shared_cross_origin,
|
|
script_id,
|
|
source_map_url.into(),
|
|
resource_is_opaque,
|
|
is_wasm,
|
|
is_module,
|
|
)
|
|
}
|
|
|
|
fn mock_source<'sc>(
|
|
scope: &mut impl v8::ToLocal<'sc>,
|
|
resource_name: &str,
|
|
source: &str,
|
|
) -> v8::script_compiler::Source {
|
|
let source_str = v8_str(scope, source);
|
|
let script_origin = mock_script_origin(scope, resource_name);
|
|
v8::script_compiler::Source::new(source_str, &script_origin)
|
|
}
|
|
|
|
#[test]
|
|
fn script_compiler_source() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let mut isolate = v8::Isolate::new(params);
|
|
isolate.set_promise_reject_callback(promise_reject_callback);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let source = "1+2";
|
|
let script_origin = mock_script_origin(scope, "foo.js");
|
|
let source =
|
|
v8::script_compiler::Source::new(v8_str(scope, source), &script_origin);
|
|
|
|
let result = v8::script_compiler::compile_module(&isolate, source);
|
|
assert!(result.is_some());
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn module_instantiation_failures1() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let source_text = v8_str(
|
|
scope,
|
|
"import './foo.js';\n\
|
|
export {} from './bar.js';",
|
|
);
|
|
let origin = mock_script_origin(scope, "foo.js");
|
|
let source = v8::script_compiler::Source::new(source_text, &origin);
|
|
|
|
let mut module =
|
|
v8::script_compiler::compile_module(&isolate, source).unwrap();
|
|
assert_eq!(v8::ModuleStatus::Uninstantiated, module.get_status());
|
|
assert_eq!(2, module.get_module_requests_length());
|
|
|
|
assert_eq!(
|
|
"./foo.js",
|
|
module.get_module_request(0).to_rust_string_lossy(scope)
|
|
);
|
|
let loc = module.get_module_request_location(0);
|
|
assert_eq!(0, loc.get_line_number());
|
|
assert_eq!(7, loc.get_column_number());
|
|
|
|
assert_eq!(
|
|
"./bar.js",
|
|
module.get_module_request(1).to_rust_string_lossy(scope)
|
|
);
|
|
let loc = module.get_module_request_location(1);
|
|
assert_eq!(1, loc.get_line_number());
|
|
assert_eq!(15, loc.get_column_number());
|
|
|
|
// Instantiation should fail.
|
|
{
|
|
let mut try_catch = v8::TryCatch::new(scope);
|
|
let tc = try_catch.enter();
|
|
fn resolve_callback<'a>(
|
|
context: v8::Local<'a, v8::Context>,
|
|
_specifier: v8::Local<'a, v8::String>,
|
|
_referrer: v8::Local<'a, v8::Module>,
|
|
) -> Option<v8::Local<'a, v8::Module>> {
|
|
let mut cbs = v8::CallbackScope::new(context);
|
|
let mut hs = v8::HandleScope::new(cbs.enter());
|
|
let scope = hs.enter();
|
|
let e = v8_str(scope, "boom");
|
|
scope.isolate().throw_exception(e.into());
|
|
None
|
|
}
|
|
let result = module.instantiate_module(context, resolve_callback);
|
|
assert!(result.is_none());
|
|
assert!(tc.has_caught());
|
|
assert!(tc
|
|
.exception()
|
|
.unwrap()
|
|
.strict_equals(v8_str(scope, "boom").into()));
|
|
assert_eq!(v8::ModuleStatus::Uninstantiated, module.get_status());
|
|
}
|
|
}
|
|
}
|
|
|
|
fn compile_specifier_as_module_resolve_callback<'a>(
|
|
context: v8::Local<'a, v8::Context>,
|
|
specifier: v8::Local<'a, v8::String>,
|
|
_referrer: v8::Local<'a, v8::Module>,
|
|
) -> Option<v8::Local<'a, v8::Module>> {
|
|
let mut cbs = v8::CallbackScope::new_escapable(context);
|
|
let mut hs = v8::EscapableHandleScope::new(cbs.enter());
|
|
let scope = hs.enter();
|
|
let origin = mock_script_origin(scope, "module.js");
|
|
let source = v8::script_compiler::Source::new(specifier, &origin);
|
|
let module =
|
|
v8::script_compiler::compile_module(scope.isolate(), source).unwrap();
|
|
Some(scope.escape(module))
|
|
}
|
|
|
|
#[test]
|
|
fn module_evaluation() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let source_text = v8_str(
|
|
scope,
|
|
"import 'Object.expando = 5';\n\
|
|
import 'Object.expando *= 2';",
|
|
);
|
|
let origin = mock_script_origin(scope, "foo.js");
|
|
let source = v8::script_compiler::Source::new(source_text, &origin);
|
|
|
|
let mut module =
|
|
v8::script_compiler::compile_module(&isolate, source).unwrap();
|
|
assert_eq!(v8::ModuleStatus::Uninstantiated, module.get_status());
|
|
|
|
let result = module.instantiate_module(
|
|
context,
|
|
compile_specifier_as_module_resolve_callback,
|
|
);
|
|
assert!(result.unwrap());
|
|
assert_eq!(v8::ModuleStatus::Instantiated, module.get_status());
|
|
|
|
let result = module.evaluate(scope, context);
|
|
assert!(result.is_some());
|
|
assert_eq!(v8::ModuleStatus::Evaluated, module.get_status());
|
|
|
|
let result = eval(scope, context, "Object.expando").unwrap();
|
|
assert!(result.is_number());
|
|
let expected = v8::Number::new(scope, 10.);
|
|
assert!(result.strict_equals(expected.into()));
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn primitive_array() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let length = 3;
|
|
let array = v8::PrimitiveArray::new(scope, length);
|
|
assert_eq!(length, array.length());
|
|
|
|
for i in 0..length {
|
|
let item = array.get(scope, i);
|
|
assert!(item.is_undefined());
|
|
}
|
|
|
|
let string = v8_str(scope, "test");
|
|
array.set(scope, 1, string.into());
|
|
assert!(array.get(scope, 0).is_undefined());
|
|
assert!(array.get(scope, 1).is_string());
|
|
|
|
let num = v8::Number::new(scope, 0.42);
|
|
array.set(scope, 2, num.into());
|
|
assert!(array.get(scope, 0).is_undefined());
|
|
assert!(array.get(scope, 1).is_string());
|
|
assert!(array.get(scope, 2).is_number());
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn equality() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
assert!(v8_str(scope, "a").strict_equals(v8_str(scope, "a").into()));
|
|
assert!(!v8_str(scope, "a").strict_equals(v8_str(scope, "b").into()));
|
|
|
|
assert!(v8_str(scope, "a").same_value(v8_str(scope, "a").into()));
|
|
assert!(!v8_str(scope, "a").same_value(v8_str(scope, "b").into()));
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn array_buffer_view() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let source =
|
|
v8::String::new(scope, "new Uint8Array([23,23,23,23])").unwrap();
|
|
let mut script = v8::Script::compile(scope, context, source, None).unwrap();
|
|
source.to_rust_string_lossy(scope);
|
|
let result: v8::Local<v8::ArrayBufferView> =
|
|
script.run(scope, context).unwrap().try_into().unwrap();
|
|
assert_eq!(result.byte_length(), 4);
|
|
assert_eq!(result.byte_offset(), 0);
|
|
let mut dest = [0; 4];
|
|
let copy_bytes = result.copy_contents(&mut dest);
|
|
assert_eq!(copy_bytes, 4);
|
|
assert_eq!(dest, [23, 23, 23, 23]);
|
|
let maybe_ab = result.buffer();
|
|
assert!(maybe_ab.is_some());
|
|
let ab = maybe_ab.unwrap();
|
|
assert_eq!(ab.byte_length(), 4);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn snapshot_creator() {
|
|
let _setup_guard = setup();
|
|
// First we create the snapshot, there is a single global variable 'a' set to
|
|
// the value 3.
|
|
let startup_data = {
|
|
let mut snapshot_creator = v8::SnapshotCreator::new(None);
|
|
let isolate = snapshot_creator.get_isolate();
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let source = v8::String::new(scope, "a = 1 + 2").unwrap();
|
|
let mut script =
|
|
v8::Script::compile(scope, context, source, None).unwrap();
|
|
script.run(scope, context).unwrap();
|
|
|
|
snapshot_creator.set_default_context(context);
|
|
}
|
|
|
|
snapshot_creator
|
|
.create_blob(v8::FunctionCodeHandling::Clear)
|
|
.unwrap()
|
|
};
|
|
assert!(startup_data.len() > 0);
|
|
// Now we try to load up the snapshot and check that 'a' has the correct
|
|
// value.
|
|
{
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
params.set_snapshot_blob(&startup_data);
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let source = v8::String::new(scope, "a === 3").unwrap();
|
|
let mut script =
|
|
v8::Script::compile(scope, context, source, None).unwrap();
|
|
let result = script.run(scope, context).unwrap();
|
|
let true_val = v8::Boolean::new(scope, true).into();
|
|
assert!(result.same_value(true_val));
|
|
}
|
|
// TODO(ry) WARNING! startup_data needs to be kept alive as long the isolate
|
|
// using it. See note in CreateParams::set_snapshot_blob
|
|
drop(startup_data);
|
|
}
|
|
}
|
|
|
|
lazy_static! {
|
|
static ref EXTERNAL_REFERENCES: v8::ExternalReferences =
|
|
v8::ExternalReferences::new(&[v8::ExternalReference {
|
|
function: fn_callback.map_fn_to()
|
|
}]);
|
|
}
|
|
|
|
#[test]
|
|
fn external_references() {
|
|
let _setup_guard = setup();
|
|
// First we create the snapshot, there is a single global variable 'a' set to
|
|
// the value 3.
|
|
let startup_data = {
|
|
let mut snapshot_creator =
|
|
v8::SnapshotCreator::new(Some(&EXTERNAL_REFERENCES));
|
|
let isolate = snapshot_creator.get_isolate();
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
// create function using template
|
|
let mut fn_template = v8::FunctionTemplate::new(scope, fn_callback);
|
|
let function = fn_template
|
|
.get_function(scope, context)
|
|
.expect("Unable to create function");
|
|
|
|
let global = context.global(scope);
|
|
global.set(context, v8_str(scope, "F").into(), function.into());
|
|
|
|
snapshot_creator.set_default_context(context);
|
|
}
|
|
|
|
snapshot_creator
|
|
.create_blob(v8::FunctionCodeHandling::Clear)
|
|
.unwrap()
|
|
};
|
|
assert!(startup_data.len() > 0);
|
|
// Now we try to load up the snapshot and check that 'a' has the correct
|
|
// value.
|
|
{
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
params.set_snapshot_blob(&startup_data);
|
|
params.set_external_references(&EXTERNAL_REFERENCES);
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let result =
|
|
eval(scope, context, "if(F() != 'wrong answer') throw 'boom1'");
|
|
assert!(result.is_none());
|
|
|
|
let result =
|
|
eval(scope, context, "if(F() != 'Hello callback!') throw 'boom2'");
|
|
assert!(result.is_some());
|
|
}
|
|
// TODO(ry) WARNING! startup_data needs to be kept alive as long the isolate
|
|
// using it. See note in CreateParams::set_snapshot_blob
|
|
drop(startup_data);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn startup_data() {
|
|
let data1 = b"abcd";
|
|
let sd1 = v8::StartupData::new(data1);
|
|
assert_eq!(&*sd1, data1);
|
|
|
|
let data2 = b"defg";
|
|
let vec2 = Vec::from(&data2[..]);
|
|
let sd2 = v8::StartupData::new(&vec2);
|
|
assert_eq!(&*sd2, data2);
|
|
|
|
let data3 = b"hijk";
|
|
let sd3 = Box::new(v8::StartupData::new(data3));
|
|
assert_eq!(&**sd3, data3);
|
|
}
|
|
|
|
#[test]
|
|
fn uint8_array() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let source =
|
|
v8::String::new(scope, "new Uint8Array([23,23,23,23])").unwrap();
|
|
let mut script = v8::Script::compile(scope, context, source, None).unwrap();
|
|
source.to_rust_string_lossy(scope);
|
|
let result: v8::Local<v8::ArrayBufferView> =
|
|
script.run(scope, context).unwrap().try_into().unwrap();
|
|
assert_eq!(result.byte_length(), 4);
|
|
assert_eq!(result.byte_offset(), 0);
|
|
let mut dest = [0; 4];
|
|
let copy_bytes = result.copy_contents(&mut dest);
|
|
assert_eq!(copy_bytes, 4);
|
|
assert_eq!(dest, [23, 23, 23, 23]);
|
|
let maybe_ab = result.buffer();
|
|
assert!(maybe_ab.is_some());
|
|
let ab = maybe_ab.unwrap();
|
|
let uint8_array = v8::Uint8Array::new(ab, 0, 0);
|
|
assert!(uint8_array.is_some());
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn dynamic_import() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let mut isolate = v8::Isolate::new(params);
|
|
|
|
static CALL_COUNT: AtomicUsize = AtomicUsize::new(0);
|
|
|
|
extern "C" fn dynamic_import_cb(
|
|
context: v8::Local<v8::Context>,
|
|
_referrer: v8::Local<v8::ScriptOrModule>,
|
|
specifier: v8::Local<v8::String>,
|
|
) -> *mut v8::Promise {
|
|
let mut cbs = v8::CallbackScope::new(context);
|
|
let mut hs = v8::HandleScope::new(cbs.enter());
|
|
let scope = hs.enter();
|
|
assert!(specifier.strict_equals(v8_str(scope, "bar.js").into()));
|
|
let e = v8_str(scope, "boom");
|
|
scope.isolate().throw_exception(e.into());
|
|
CALL_COUNT.fetch_add(1, Ordering::SeqCst);
|
|
std::ptr::null_mut()
|
|
}
|
|
isolate.set_host_import_module_dynamically_callback(dynamic_import_cb);
|
|
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let result = eval(
|
|
scope,
|
|
context,
|
|
"(async function () {\n\
|
|
let x = await import('bar.js');\n\
|
|
})();",
|
|
);
|
|
assert!(result.is_some());
|
|
assert_eq!(CALL_COUNT.load(Ordering::SeqCst), 1);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn shared_array_buffer() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let maybe_sab = v8::SharedArrayBuffer::new(scope, 16);
|
|
assert!(maybe_sab.is_some());
|
|
let sab = maybe_sab.unwrap();
|
|
let mut backing_store = sab.get_backing_store();
|
|
let shared_buf = backing_store.data_bytes();
|
|
shared_buf[5] = 12;
|
|
shared_buf[12] = 52;
|
|
let global = context.global(scope);
|
|
assert_eq!(
|
|
global.create_data_property(
|
|
context,
|
|
v8_str(scope, "shared").into(),
|
|
sab.into(),
|
|
),
|
|
v8::MaybeBool::JustTrue
|
|
);
|
|
let source = v8::String::new(
|
|
scope,
|
|
r"sharedBytes = new Uint8Array(shared);
|
|
sharedBytes[2] = 16;
|
|
sharedBytes[14] = 62;
|
|
sharedBytes[5] + sharedBytes[12]",
|
|
)
|
|
.unwrap();
|
|
let mut script = v8::Script::compile(scope, context, source, None).unwrap();
|
|
source.to_rust_string_lossy(scope);
|
|
let result: v8::Local<v8::Integer> =
|
|
script.run(scope, context).unwrap().try_into().unwrap();
|
|
assert_eq!(result.value(), 64);
|
|
assert_eq!(shared_buf[2], 16);
|
|
assert_eq!(shared_buf[14], 62);
|
|
|
|
let data: Box<[u8]> = vec![0, 1, 2, 3, 4, 5, 6, 7, 8, 9].into_boxed_slice();
|
|
let mut bs = unsafe {
|
|
v8::SharedArrayBuffer::new_backing_store_from_boxed_slice(data)
|
|
};
|
|
assert_eq!(10, bs.byte_length());
|
|
assert_eq!(true, bs.is_shared());
|
|
let ab = v8::SharedArrayBuffer::new_with_backing_store(scope, &mut bs);
|
|
let mut bs = ab.get_backing_store();
|
|
assert_eq!(10, ab.byte_length());
|
|
let data = bs.data_bytes();
|
|
assert_eq!(data[0], 0);
|
|
assert_eq!(data[9], 9);
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
#[allow(clippy::cognitive_complexity)]
|
|
fn value_checker() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
let value = eval(scope, context, "undefined").unwrap();
|
|
assert!(value.is_undefined());
|
|
assert!(value.is_null_or_undefined());
|
|
|
|
let value = eval(scope, context, "null").unwrap();
|
|
assert!(value.is_null());
|
|
assert!(value.is_null_or_undefined());
|
|
|
|
let value = eval(scope, context, "true").unwrap();
|
|
assert!(value.is_boolean());
|
|
assert!(value.is_true());
|
|
assert!(!value.is_false());
|
|
|
|
let value = eval(scope, context, "false").unwrap();
|
|
assert!(value.is_boolean());
|
|
assert!(!value.is_true());
|
|
assert!(value.is_false());
|
|
|
|
let value = eval(scope, context, "'name'").unwrap();
|
|
assert!(value.is_name());
|
|
assert!(value.is_string());
|
|
|
|
let value = eval(scope, context, "Symbol()").unwrap();
|
|
assert!(value.is_name());
|
|
assert!(value.is_symbol());
|
|
|
|
let value = eval(scope, context, "() => 0").unwrap();
|
|
assert!(value.is_function());
|
|
|
|
let value = eval(scope, context, "async () => 0").unwrap();
|
|
assert!(value.is_async_function());
|
|
|
|
let value = eval(scope, context, "[]").unwrap();
|
|
assert!(value.is_array());
|
|
|
|
let value = eval(scope, context, "BigInt('9007199254740995')").unwrap();
|
|
assert!(value.is_big_int());
|
|
assert!(value.to_big_int(scope).is_some());
|
|
let detail_string = value.to_detail_string(scope).unwrap();
|
|
let detail_string = detail_string.to_rust_string_lossy(scope);
|
|
assert_eq!("9007199254740995", detail_string);
|
|
|
|
let value = eval(scope, context, "123").unwrap();
|
|
assert!(value.is_number());
|
|
assert!(value.is_int32());
|
|
assert!(value.is_uint32());
|
|
assert_eq!(123, value.to_uint32(scope).unwrap().value());
|
|
assert_eq!(123, value.to_int32(scope).unwrap().value());
|
|
assert_eq!(123, value.to_integer(scope).unwrap().value());
|
|
assert_eq!(123, value.integer_value(scope).unwrap());
|
|
assert_eq!(123, value.uint32_value(scope).unwrap());
|
|
assert_eq!(123, value.int32_value(scope).unwrap());
|
|
|
|
let value = eval(scope, context, "12.3").unwrap();
|
|
assert!(12.3 - value.number_value(scope).unwrap() < 0.00001);
|
|
|
|
let value = eval(scope, context, "-123").unwrap();
|
|
assert!(value.is_number());
|
|
assert!(!value.is_uint32());
|
|
|
|
let value = eval(scope, context, "new Date()").unwrap();
|
|
assert!(value.is_date());
|
|
|
|
let value =
|
|
eval(scope, context, "(function(){return arguments})()").unwrap();
|
|
assert!(value.is_arguments_object());
|
|
|
|
let value = eval(scope, context, "new Promise(function(){})").unwrap();
|
|
assert!(value.is_promise());
|
|
|
|
let value = eval(scope, context, "new Map()").unwrap();
|
|
assert!(value.is_map());
|
|
|
|
let value = eval(scope, context, "new Set").unwrap();
|
|
assert!(value.is_set());
|
|
|
|
let value = eval(scope, context, "new Map().entries()").unwrap();
|
|
assert!(value.is_map_iterator());
|
|
|
|
let value = eval(scope, context, "new Set().entries()").unwrap();
|
|
assert!(value.is_set_iterator());
|
|
|
|
let value = eval(scope, context, "new WeakMap()").unwrap();
|
|
assert!(value.is_weak_map());
|
|
|
|
let value = eval(scope, context, "new WeakSet()").unwrap();
|
|
assert!(value.is_weak_set());
|
|
|
|
let value = eval(scope, context, "new ArrayBuffer(8)").unwrap();
|
|
assert!(value.is_array_buffer());
|
|
|
|
let value = eval(scope, context, "new Uint8Array([])").unwrap();
|
|
assert!(value.is_uint8_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new Uint8ClampedArray([])").unwrap();
|
|
assert!(value.is_uint8_clamped_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new Int8Array([])").unwrap();
|
|
assert!(value.is_int8_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new Uint16Array([])").unwrap();
|
|
assert!(value.is_uint16_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new Int16Array([])").unwrap();
|
|
assert!(value.is_int16_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new Uint32Array([])").unwrap();
|
|
assert!(value.is_uint32_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new Int32Array([])").unwrap();
|
|
assert!(value.is_int32_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new Float32Array([])").unwrap();
|
|
assert!(value.is_float32_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new Float64Array([])").unwrap();
|
|
assert!(value.is_float64_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new BigInt64Array([])").unwrap();
|
|
assert!(value.is_big_int64_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new BigUint64Array([])").unwrap();
|
|
assert!(value.is_big_uint64_array());
|
|
assert!(value.is_array_buffer_view());
|
|
assert!(value.is_typed_array());
|
|
|
|
let value = eval(scope, context, "new SharedArrayBuffer(64)").unwrap();
|
|
assert!(value.is_shared_array_buffer());
|
|
|
|
let value = eval(scope, context, "new Proxy({},{})").unwrap();
|
|
assert!(value.is_proxy());
|
|
|
|
// Other checker, Just check if it can be called
|
|
value.is_external();
|
|
value.is_web_assembly_compiled_module();
|
|
value.is_module_namespace_object();
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn try_from_local() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
|
|
{
|
|
let value: v8::Local<v8::Value> = v8::undefined(scope).into();
|
|
let _primitive = v8::Local::<v8::Primitive>::try_from(value).unwrap();
|
|
assert_eq!(
|
|
v8::Local::<v8::Object>::try_from(value)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"Object expected"
|
|
);
|
|
assert_eq!(
|
|
v8::Local::<v8::Int32>::try_from(value)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"Int32 expected"
|
|
);
|
|
}
|
|
|
|
{
|
|
let value: v8::Local<v8::Value> = v8::Boolean::new(scope, true).into();
|
|
let primitive = v8::Local::<v8::Primitive>::try_from(value).unwrap();
|
|
let _boolean = v8::Local::<v8::Boolean>::try_from(value).unwrap();
|
|
let _boolean = v8::Local::<v8::Boolean>::try_from(primitive).unwrap();
|
|
assert_eq!(
|
|
v8::Local::<v8::String>::try_from(value)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"String expected"
|
|
);
|
|
assert_eq!(
|
|
v8::Local::<v8::Number>::try_from(primitive)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"Number expected"
|
|
);
|
|
}
|
|
|
|
{
|
|
let value: v8::Local<v8::Value> = v8::Number::new(scope, -1234f64).into();
|
|
let primitive = v8::Local::<v8::Primitive>::try_from(value).unwrap();
|
|
let _number = v8::Local::<v8::Number>::try_from(value).unwrap();
|
|
let number = v8::Local::<v8::Number>::try_from(primitive).unwrap();
|
|
let _integer = v8::Local::<v8::Integer>::try_from(value).unwrap();
|
|
let _integer = v8::Local::<v8::Integer>::try_from(primitive).unwrap();
|
|
let integer = v8::Local::<v8::Integer>::try_from(number).unwrap();
|
|
let _int32 = v8::Local::<v8::Int32>::try_from(value).unwrap();
|
|
let _int32 = v8::Local::<v8::Int32>::try_from(primitive).unwrap();
|
|
let _int32 = v8::Local::<v8::Int32>::try_from(integer).unwrap();
|
|
let _int32 = v8::Local::<v8::Int32>::try_from(number).unwrap();
|
|
assert_eq!(
|
|
v8::Local::<v8::String>::try_from(value)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"String expected"
|
|
);
|
|
assert_eq!(
|
|
v8::Local::<v8::Boolean>::try_from(primitive)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"Boolean expected"
|
|
);
|
|
assert_eq!(
|
|
v8::Local::<v8::Uint32>::try_from(integer)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"Uint32 expected"
|
|
);
|
|
}
|
|
|
|
{
|
|
let value: v8::Local<v8::Value> =
|
|
eval(scope, context, "(() => {})").unwrap();
|
|
let object = v8::Local::<v8::Object>::try_from(value).unwrap();
|
|
let _function = v8::Local::<v8::Function>::try_from(value).unwrap();
|
|
let _function = v8::Local::<v8::Function>::try_from(object).unwrap();
|
|
assert_eq!(
|
|
v8::Local::<v8::Primitive>::try_from(value)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"Primitive expected"
|
|
);
|
|
assert_eq!(
|
|
v8::Local::<v8::BigInt>::try_from(value)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"BigInt expected"
|
|
);
|
|
assert_eq!(
|
|
v8::Local::<v8::NumberObject>::try_from(value)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"NumberObject expected"
|
|
);
|
|
assert_eq!(
|
|
v8::Local::<v8::NumberObject>::try_from(object)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"NumberObject expected"
|
|
);
|
|
assert_eq!(
|
|
v8::Local::<v8::Set>::try_from(value)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"Set expected"
|
|
);
|
|
assert_eq!(
|
|
v8::Local::<v8::Set>::try_from(object)
|
|
.err()
|
|
.unwrap()
|
|
.to_string(),
|
|
"Set expected"
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn inspector_dispatch_protocol_message() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let mut isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
|
|
use v8::inspector::*;
|
|
|
|
struct Client {
|
|
base: V8InspectorClientBase,
|
|
}
|
|
|
|
impl Client {
|
|
fn new() -> Self {
|
|
Self {
|
|
base: V8InspectorClientBase::new::<Self>(),
|
|
}
|
|
}
|
|
}
|
|
|
|
impl V8InspectorClientImpl for Client {
|
|
fn base(&self) -> &V8InspectorClientBase {
|
|
&self.base
|
|
}
|
|
fn base_mut(&mut self) -> &mut V8InspectorClientBase {
|
|
&mut self.base
|
|
}
|
|
}
|
|
|
|
struct TestChannel {
|
|
base: ChannelBase,
|
|
send_response_count: usize,
|
|
send_notification_count: usize,
|
|
flush_protocol_notifications_count: usize,
|
|
}
|
|
|
|
impl TestChannel {
|
|
pub fn new() -> Self {
|
|
Self {
|
|
base: ChannelBase::new::<Self>(),
|
|
send_response_count: 0,
|
|
send_notification_count: 0,
|
|
flush_protocol_notifications_count: 0,
|
|
}
|
|
}
|
|
}
|
|
|
|
impl ChannelImpl for TestChannel {
|
|
fn base(&self) -> &ChannelBase {
|
|
&self.base
|
|
}
|
|
fn base_mut(&mut self) -> &mut ChannelBase {
|
|
&mut self.base
|
|
}
|
|
fn send_response(
|
|
&mut self,
|
|
_call_id: i32,
|
|
_message: v8::UniquePtr<StringBuffer>,
|
|
) {
|
|
self.send_response_count += 1;
|
|
}
|
|
fn send_notification(&mut self, _message: v8::UniquePtr<StringBuffer>) {
|
|
self.send_notification_count += 1;
|
|
}
|
|
fn flush_protocol_notifications(&mut self) {
|
|
self.flush_protocol_notifications_count += 1;
|
|
}
|
|
}
|
|
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let context = v8::Context::new(scope);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let _scope = cs.enter();
|
|
|
|
let mut default_client = Client::new();
|
|
let mut inspector = V8Inspector::create(&mut isolate, &mut default_client);
|
|
let name = b"";
|
|
let name_view = StringView::from(&name[..]);
|
|
inspector.context_created(context, 1, &name_view);
|
|
let mut channel = TestChannel::new();
|
|
let state = b"{}";
|
|
let state_view = StringView::from(&state[..]);
|
|
let mut session = inspector.connect(1, &mut channel, &state_view);
|
|
let message = String::from(
|
|
r#"{"id":1,"method":"Network.enable","params":{"maxPostDataSize":65536}}"#,
|
|
);
|
|
let message = &message.into_bytes()[..];
|
|
let string_view = StringView::from(message);
|
|
session.dispatch_protocol_message(&string_view);
|
|
assert_eq!(channel.send_response_count, 1);
|
|
assert_eq!(channel.send_notification_count, 0);
|
|
assert_eq!(channel.flush_protocol_notifications_count, 0);
|
|
}
|
|
|
|
#[test]
|
|
fn context_from_object_template() {
|
|
let _setup_guard = setup();
|
|
let mut params = v8::Isolate::create_params();
|
|
params.set_array_buffer_allocator(v8::new_default_allocator());
|
|
let isolate = v8::Isolate::new(params);
|
|
let mut locker = v8::Locker::new(&isolate);
|
|
let scope = locker.enter();
|
|
{
|
|
let mut hs = v8::HandleScope::new(scope);
|
|
let scope = hs.enter();
|
|
let object_templ = v8::ObjectTemplate::new(scope);
|
|
let function_templ = v8::FunctionTemplate::new(scope, fortytwo_callback);
|
|
let name = v8_str(scope, "f");
|
|
object_templ.set(name.into(), function_templ.into());
|
|
let context = v8::Context::new_from_template(scope, object_templ);
|
|
let mut cs = v8::ContextScope::new(scope, context);
|
|
let scope = cs.enter();
|
|
let actual = eval(scope, context, "f()").unwrap();
|
|
let expected = v8::Integer::new(scope, 42);
|
|
assert!(expected.strict_equals(actual));
|
|
}
|
|
}
|