Daniel Minor
75614e5e22
This also fixes an incorrect test expectation in source-phase-js-string.tentative.html. Differential Revision: https://phabricator.services.mozilla.com/D297116
30 lines
901 B
HTML
30 lines
901 B
HTML
<!DOCTYPE html>
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<title>Testing import of WebAssembly source phase with js-string builtins</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script type=module>
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setup({ single_test: true });
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import source module from "./resources/js-string-module.wasm";
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const instance = await WebAssembly.instantiate(module, {
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"wasm:js-string": {
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// Example builtin polyfill for function returning the number of uppercase letters
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newbuiltin: (str) => {
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if (typeof str !== "string") return 0;
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return (str.match(/[A-Z]/g) || []).length;
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}
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}
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});
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assert_equals(instance.exports.useBuiltins("hello"), 5);
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assert_equals(instance.exports.useBuiltins(123), -1);
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assert_equals(instance.exports.concatStrings("Hello", " World"), "Hello World");
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assert_equals(instance.exports.useNewBuiltin("Hello World"), 2);
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done();
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</script>
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