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<!DOCTYPE html>
<title>
Subresource loading using relative URLs in the 'resources' attribute with a
base element
</title>
<base href="../resources/wbn/" />
<link
rel="help"
href="https://github.com/WICG/webpackage/blob/main/explainers/subresource-loading.md"
/>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<script type="webbundle">
{
"source": "static-element.wbn",
"resources": ["static-element/resources/script.js"]
}
</script>
<script id="script" src="static-element/resources/script.js"></script>
<script type="webbundle">
{
"source": "dynamic1.wbn",
"scopes": ["dynamic/resource"]
}
</script>
<script>
setup(() => {
assert_true(HTMLScriptElement.supports("webbundle"));
});
test(() => {
assert_equals(resources_script_result, "loaded from webbundle");
}, "A subresource script.js should be loaded from WebBundle using the relative " + "URL and a base element.");
promise_test(async () => {
const module = await import(
"/web-bundle/resources/wbn/dynamic/resource1.js"
);
assert_equals(module.result, "resource1 from dynamic1.wbn");
const module2 = await import(
"/web-bundle/resources/wbn/dynamic/resource2.js"
);
assert_equals(module2.result, "resource2 from dynamic1.wbn");
const module3 = await import(
"/web-bundle/resources/wbn/dynamic/resource3.js"
);
assert_equals(module3.result, "resource3 from dynamic1.wbn");
const module4 = await import(
"/web-bundle/resources/wbn/dynamic/resource4.js"
);
assert_equals(module4.result, "resource4 from dynamic1.wbn");
const result_promise = new Promise((resolve) => {
// This function will be called from script.js
window.report_result = resolve;
});
const script = document.createElement("script");
script.src = "/web-bundle/resources/wbn/dynamic/classic_script.js";
document.body.appendChild(script);
assert_equals(await result_promise, "classic script from network");
}, "Subresources that start with 'resource' should be loaded from dynamic1.wbn while others from network.");
</script>
</body>
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