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e9a5a7f918
* [javascriptcore-test262-automation] changes from git@github.com:WebKit/webkit.git at sha 949e26452cfa153a7f4afe593da97e2fe9e1b706 on Tue Jul 03 2018 14:35:15 GMT-0400 (Eastern Daylight Time)
78 lines
2.7 KiB
JavaScript
78 lines
2.7 KiB
JavaScript
import Builder from '../Builder.js';
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import * as assert from '../assert.js';
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assert.throws(() => WebAssembly.Module.customSections(undefined, ""), TypeError, `WebAssembly.Module.customSections called with non WebAssembly.Module argument`);
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assert.eq(WebAssembly.Module.customSections.length, 2);
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{
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const empty = new WebAssembly.Module((new Builder()).WebAssembly().get());
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assert.isArray(WebAssembly.Module.customSections(empty, ""));
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assert.eq(WebAssembly.Module.customSections(empty, "").length, 0);
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}
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{
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const single = new WebAssembly.Module((new Builder())
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.Unknown("hello").Byte(0x00).Byte(0x42).Byte(0xFF).End()
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.WebAssembly().get());
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assert.eq(WebAssembly.Module.customSections(single, "").length, 0);
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const hello = WebAssembly.Module.customSections(single, "hello");
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assert.eq(hello.length, 1);
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assert.eq(hello[0].byteLength, 3);
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const helloI8 = new Int8Array(hello[0]);
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assert.eq(helloI8[0], 0x00);
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assert.eq(helloI8[1], 0x42);
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assert.eq(helloI8[2], -1);
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}
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{
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const unicode = new WebAssembly.Module((new Builder())
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.Unknown("👨❤️💋👨").Byte(42).End()
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.WebAssembly().get());
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const family = WebAssembly.Module.customSections(unicode, "👨❤️💋👨");
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assert.eq(family.length, 1);
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assert.eq(family[0].byteLength, 1);
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const familyI8 = new Int8Array(family[0]);
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assert.eq(familyI8[0], 42);
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}
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{
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const many = new WebAssembly.Module((new Builder())
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.Unknown("zero").Byte(0).End()
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.Unknown("one").Byte(1).Byte(1).End()
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.Unknown("one").Byte(2).Byte(2).Byte(2).End()
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.Unknown("two").Byte(3).Byte(3).Byte(3).Byte(3).End()
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.Unknown("one").Byte(4).Byte(4).Byte(4).Byte(4).Byte(4).End()
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.WebAssembly().get());
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const zero = WebAssembly.Module.customSections(many, "zero");
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assert.eq(zero.length, 1);
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assert.eq(zero[0].byteLength, 1);
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const zeroI8 = new Int8Array(zero[0]);
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assert.eq(zeroI8[0], 0);
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const two = WebAssembly.Module.customSections(many, "two");
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assert.eq(two.length, 1);
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assert.eq(two[0].byteLength, 4);
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const twoI8 = new Int8Array(two[0]);
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assert.eq(twoI8[0], 3);
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assert.eq(twoI8[1], 3);
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assert.eq(twoI8[2], 3);
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assert.eq(twoI8[3], 3);
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const one = WebAssembly.Module.customSections(many, "one");
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assert.eq(one.length, 3);
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let seen = 0;
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const expect = [
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[1, 1],
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[2, 2, 2],
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[4, 4, 4, 4, 4],
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];
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for (const section of one) {
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assert.eq(section.byteLength, expect[seen].length);
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const I8 = new Int8Array(section);
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for (let i = 0; i < expect[seen].length; ++i)
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assert.eq(I8[i], expect[seen][i]);
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++seen;
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}
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}
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