<!
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>
