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6cb5d8eb86
Fixes #20817
100 lines
3.2 KiB
TypeScript
100 lines
3.2 KiB
TypeScript
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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import { assertEquals, assertThrows } from "./test_util.ts";
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Deno.test({ permissions: { ffi: true } }, function dlopenInvalidArguments() {
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const filename = "/usr/lib/libc.so.6";
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assertThrows(() => {
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// @ts-expect-error: ForeignFunction cannot be null
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Deno.dlopen(filename, { malloc: null });
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}, TypeError);
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assertThrows(() => {
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Deno.dlopen(filename, {
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// @ts-expect-error: invalid NativeType
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malloc: { parameters: ["a"], result: "b" },
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});
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}, TypeError);
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assertThrows(() => {
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// @ts-expect-error: DynamicLibrary symbols cannot be null
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Deno.dlopen(filename, null);
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}, TypeError);
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assertThrows(() => {
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// @ts-expect-error: require 2 arguments
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Deno.dlopen(filename);
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}, TypeError);
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});
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Deno.test({ permissions: { ffi: false } }, function ffiPermissionDenied() {
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assertThrows(() => {
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Deno.dlopen("/usr/lib/libc.so.6", {});
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}, Deno.errors.PermissionDenied);
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const fnptr = new Deno.UnsafeFnPointer(
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// @ts-expect-error: Not NonNullable but null check is after permissions check.
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null,
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{
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parameters: ["u32", "pointer"],
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result: "void",
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} as const,
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);
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assertThrows(() => {
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fnptr.call(123, null);
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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Deno.UnsafePointer.of(new Uint8Array(0));
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}, Deno.errors.PermissionDenied);
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const ptrView = new Deno.UnsafePointerView(
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// @ts-expect-error: Not NonNullable but null check is after permissions check.
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null,
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);
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assertThrows(() => {
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ptrView.copyInto(new Uint8Array(0));
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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ptrView.getCString();
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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ptrView.getUint8();
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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ptrView.getInt8();
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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ptrView.getUint16();
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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ptrView.getInt16();
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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ptrView.getUint32();
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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ptrView.getInt32();
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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ptrView.getFloat32();
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}, Deno.errors.PermissionDenied);
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assertThrows(() => {
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ptrView.getFloat64();
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}, Deno.errors.PermissionDenied);
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});
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Deno.test({ permissions: { ffi: true } }, function pointerOf() {
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const buffer = new ArrayBuffer(1024);
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const baseAddress = Deno.UnsafePointer.value(Deno.UnsafePointer.of(buffer));
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const uint8Address = Deno.UnsafePointer.value(
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Deno.UnsafePointer.of(new Uint8Array(buffer)),
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);
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assertEquals(baseAddress, uint8Address);
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const float64Address = Deno.UnsafePointer.value(
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Deno.UnsafePointer.of(new Float64Array(buffer)),
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);
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assertEquals(baseAddress, float64Address);
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const uint8AddressOffset = Deno.UnsafePointer.value(
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Deno.UnsafePointer.of(new Uint8Array(buffer, 100)),
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);
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assertEquals(Number(baseAddress) + 100, uint8AddressOffset);
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const float64AddressOffset = Deno.UnsafePointer.value(
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Deno.UnsafePointer.of(new Float64Array(buffer, 80)),
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);
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assertEquals(Number(baseAddress) + 80, float64AddressOffset);
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});
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