47 lines
1.8 KiB
JavaScript
47 lines
1.8 KiB
JavaScript
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// Copyright 2018 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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const fs = require('fs');
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const process = require('process');
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const assert = require('assert');
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const buffer = fs.readFileSync(process.argv[2]);
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let m = new WebAssembly.Module(buffer);
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let sections = WebAssembly.Module.customSections(m, "baz");
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console.log('section baz', sections);
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assert.strictEqual(sections.length, 1);
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let section = new Uint8Array(sections[0]);
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console.log('contents', section);
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assert.strictEqual(section.length, 2);
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assert.strictEqual(section[0], 7);
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assert.strictEqual(section[1], 8);
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sections = WebAssembly.Module.customSections(m, "bar");
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console.log('section bar', sections);
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assert.strictEqual(sections.length, 1, "didn't pick up `bar` section from dependency");
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section = new Uint8Array(sections[0]);
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console.log('contents', section);
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assert.strictEqual(section.length, 2);
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assert.strictEqual(section[0], 3);
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assert.strictEqual(section[1], 4);
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sections = WebAssembly.Module.customSections(m, "foo");
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console.log('section foo', sections);
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assert.strictEqual(sections.length, 1, "didn't create `foo` section");
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section = new Uint8Array(sections[0]);
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console.log('contents', section);
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assert.strictEqual(section.length, 4, "didn't concatenate `foo` sections");
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assert.strictEqual(section[0], 5);
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assert.strictEqual(section[1], 6);
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assert.strictEqual(section[2], 1);
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assert.strictEqual(section[3], 2);
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process.exit(1);
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