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<!DOCTYPE html>
<head>
<meta charset=utf-8>
<title>Test import.meta.resolve</title>
</head>
<body onload='testLoaded()'>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script>
SimpleTest.waitForExplicitFinish();
function assertThrowsTypeError(fn, msg) {
let hasThrown = false;
try {
fn();
} catch (error) {
hasThrown = true;
ok(error instanceof TypeError, "Thrown error should be TypeError.");
}
ok(hasThrown, msg);
}
function testLoaded() {
SimpleTest.finish();
}
</script>
<script type="module">
is(typeof import.meta.resolve, "function", "resolve should be a function.");
is(import.meta.resolve.name, "resolve", "resolve.name should be 'resolve'.");
is(import.meta.resolve.length, 1, "resolve.length should be 1.");
is(Object.getPrototypeOf(import.meta.resolve), Function.prototype,
"prototype of resolve should be Function.prototype.");
</script>
<script type="module">
is(import.meta.resolve("http://example.com/"), "http://example.com/",
"resolve specifiers with absolute path.");
</script>
<script type="module">
is(import.meta.resolve("./x"), (new URL("./x", import.meta.url)).href,
"resolve specifiers with relative path.");
</script>
<script type="module">
assertThrowsTypeError(() => new import.meta.resolve("./x"),
"import.meta.resolve is not a constructor.");
</script>
<script type="module">
// Fails to resolve the specifier should throw a TypeError.
assertThrowsTypeError(() => import.meta.resolve("failed"),
"import.meta.resolve should throw if fails to resolve");
</script>
<script type="module">
for (const name of Reflect.ownKeys(import.meta)) {
const desc = Object.getOwnPropertyDescriptor(import.meta, name);
is(desc.writable, true, name + ".writable should be true.");
is(desc.enumerable, true, name + ".enumerable should be true.");
is(desc.configurable, true, name + ".configurable should be true.");
}
</script>
</body>
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