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<!DOCTYPE html>
<html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
setup({allow_uncaught_exception : true});
// Hacky glue code to run Jest-based tests as WPT tests.
// Only supports resolving.js.
function require(name) {
return {
'URL': URL,
'parseFromString': parseFromString,
'resolve': resolve
};
}
function expect(v) {
return {
toMatchURL: expected => assert_equals(v, expected),
toThrow: expected => assert_throws(expected(), v)
};
}
let current_message = '';
function describe(message, f) {
const old = current_message;
if (current_message !== '') {
current_message += ' / ';
}
current_message += message;
f();
current_message = old;
}
function it(message, f) {
const old = current_message;
if (current_message !== '') {
current_message += ' / ';
}
current_message += message;
test(t => t.step_func(f)(), current_message);
current_message = old;
}
// Creates a new Document (via <iframe>) and add an inline import map.
// Currently document.write() is used to make everything synchronous, which
// is just needed for running the existing Jest-based tests easily.
function parseFromString(mapString, mapBaseURL) {
const iframe = document.createElement('iframe');
document.body.appendChild(iframe);
iframe.contentDocument.write(`
<base href="${mapBaseURL}">
<script>
let isError = false;
function onError() {
isError = true;
}
</sc` + `ript>
<script type="importmap" onerror="onError()">
${mapString}
</sc` + `ript>
`);
iframe.contentDocument.close();
return iframe;
}
// URL resolution is tested using Chromium's `internals`.
// TODO(hiroshige): Remove the Chromium-specific dependency.
function resolve(specifier, map, baseURL) {
return internals.resolveModuleSpecifier(specifier,
baseURL,
map.contentDocument);
}
</script>
<!--
resolving.js is
https://github.com/WICG/import-maps/blob/master/reference-implementation/__tests__/resolving.js
-->
<script type="module" src="resources/resolving.js"></script>
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