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denoland-deno/cli/tests/unit/ffi_test.ts

75 lines
2.2 KiB
TypeScript

// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
import { assertThrows } from "./test_util.ts";
Deno.test({ permissions: { ffi: true } }, function dlopenInvalidArguments() {
const filename = "/usr/lib/libc.so.6";
assertThrows(() => {
// @ts-expect-error: ForeignFunction cannot be null
Deno.dlopen(filename, { malloc: null });
}, TypeError);
assertThrows(() => {
Deno.dlopen(filename, {
// @ts-expect-error: invalid NativeType
malloc: { parameters: ["a"], result: "b" },
});
}, TypeError);
assertThrows(() => {
// @ts-expect-error: DynamicLibrary symbols cannot be null
Deno.dlopen(filename, null);
}, TypeError);
assertThrows(() => {
// @ts-expect-error: require 2 arguments
Deno.dlopen(filename);
}, TypeError);
});
Deno.test({ permissions: { ffi: false } }, function ffiPermissionDenied() {
assertThrows(() => {
Deno.dlopen("/usr/lib/libc.so.6", {});
}, Deno.errors.PermissionDenied);
const fnptr = new Deno.UnsafeFnPointer(
0n,
{
parameters: ["u32", "pointer"],
result: "void",
} as const,
);
assertThrows(() => {
fnptr.call(123, null);
}, Deno.errors.PermissionDenied);
assertThrows(() => {
Deno.UnsafePointer.of(new Uint8Array(0));
}, Deno.errors.PermissionDenied);
const ptrView = new Deno.UnsafePointerView(0n);
assertThrows(() => {
ptrView.copyInto(new Uint8Array(0));
}, Deno.errors.PermissionDenied);
assertThrows(() => {
ptrView.getCString();
}, Deno.errors.PermissionDenied);
assertThrows(() => {
ptrView.getUint8();
}, Deno.errors.PermissionDenied);
assertThrows(() => {
ptrView.getInt8();
}, Deno.errors.PermissionDenied);
assertThrows(() => {
ptrView.getUint16();
}, Deno.errors.PermissionDenied);
assertThrows(() => {
ptrView.getInt16();
}, Deno.errors.PermissionDenied);
assertThrows(() => {
ptrView.getUint32();
}, Deno.errors.PermissionDenied);
assertThrows(() => {
ptrView.getInt32();
}, Deno.errors.PermissionDenied);
assertThrows(() => {
ptrView.getFloat32();
}, Deno.errors.PermissionDenied);
assertThrows(() => {
ptrView.getFloat64();
}, Deno.errors.PermissionDenied);
});