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Check destination length in encodeInto (#5078)

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Nikolai Vavilov 2020-05-06 20:10:15 +03:00 • committed by GitHub
parent 91369841ef
commit 76c77bb32c
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2 changed files with 23 additions and 15 deletions
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13
cli/js/tests/text_encoding_test.ts
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@ -158,6 +158,19 @@ unitTest(function textEncodeInto2(): void {
]);
});
unitTest(function textEncodeInto3(): void {
const fixture = "𝓽𝓮𝔁𝓽";
const encoder = new TextEncoder();
const bytes = new Uint8Array(5);
const result = encoder.encodeInto(fixture, bytes);
assertEquals(result.read, 2);
assertEquals(result.written, 4);
// prettier-ignore
assertEquals(Array.from(bytes), [
0xf0, 0x9d, 0x93, 0xbd, 0x00,
]);
});
unitTest(function textDecoderSharedUint8Array(): void {
const ab = new SharedArrayBuffer(6);
const dataView = new DataView(ab);