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69 lines
1.5 KiB
JavaScript
69 lines
1.5 KiB
JavaScript
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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"use strict";
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function assert(cond) {
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if (!cond) {
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throw Error("assert");
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}
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}
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function assertArrayEquals(a1, a2) {
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if (a1.length !== a2.length) throw Error("assert");
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for (const index in a1) {
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if (a1[index] !== a2[index]) {
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throw Error("assert");
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}
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}
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}
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function main() {
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// deno-fmt-ignore
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const fixture1 = [
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0xf0, 0x9d, 0x93, 0xbd,
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0xf0, 0x9d, 0x93, 0xae,
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0xf0, 0x9d, 0x94, 0x81,
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0xf0, 0x9d, 0x93, 0xbd
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];
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// deno-fmt-ignore
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const fixture2 = [
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72, 101, 108, 108,
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111, 32, 239, 191,
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189, 239, 191, 189,
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32, 87, 111, 114,
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108, 100
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];
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const empty = Deno.core.ops.op_encode("");
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if (empty.length !== 0) throw new Error("assert");
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assertArrayEquals(
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Array.from(Deno.core.ops.op_encode("𝓽𝓮𝔁𝓽")),
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fixture1,
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);
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assertArrayEquals(
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Array.from(Deno.core.ops.op_encode("Hello \udc12\ud834 World")),
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fixture2,
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);
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const emptyBuf = Deno.core.ops.op_decode(new Uint8Array(0));
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if (emptyBuf !== "") throw new Error("assert");
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assert(Deno.core.ops.op_decode(new Uint8Array(fixture1)) === "𝓽𝓮𝔁𝓽");
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assert(
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Deno.core.ops.op_decode(new Uint8Array(fixture2)) ===
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"Hello <20><> World",
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);
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// See https://github.com/denoland/deno/issues/6649
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let thrown = false;
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try {
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Deno.core.ops.op_decode(new Uint8Array(2 ** 29));
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} catch (e) {
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thrown = true;
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assert(e instanceof RangeError);
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assert(e.message === "string too long");
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}
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assert(thrown);
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}
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main();
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