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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/resource-timing/render-blocking-status-script.html
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE html>
+<head>
+<meta charset="utf-8" />
+<title>This test validates the render blocking status of resources.</title>
+<link rel="help" href="https://www.w3.org/TR/resource-timing-2/#sec-performanceresourcetiming"/>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+
+<!-- Start of test cases -->
+<script src="resources/empty_script.js?script-head"></script>
+<script type="module" src="resources/empty_script.js?script-head-module"></script>
+<script async type=module
+ src="resources/empty_script.js?script-head-async-module">
+</script>
+<script async src="resources/empty_script.js?script-head-async"></script>
+<script defer src="resources/empty_script.js?script-head-defer"></script>
+<script blocking=render
+ src="resources/empty_script.js?script-head-blocking-render">
+</script>
+<script async blocking=render
+ src="resources/empty_script.js?script-head-async-blocking-render">
+</script>
+<script type=module blocking=render
+ src="resources/empty_script.js?script-head-module-blocking-render">
+</script>
+<script async type=module blocking=render
+ src="resources/empty_script.js?script-head-async-module-blocking-render">
+</script>
+<script defer blocking=render
+ src="resources/empty_script.js?script-head-defer-blocking-render">
+</script>
+
+<script id="script-head-remove-attr" blocking=render
+ src="resources/empty_script.js?script-head-blocking-render-remove-attr">
+</script>
+
+<script>
+ document.write(`
+ <script defer
+ src="resources/empty_script.js?script-head-defer-dynamic-docwrite">
+ <\/script>`);
+</script>
+</head>
+
+<body>
+
+<script src="resources/empty_script.js?script-body"></script>
+<script type="module" src="resources/empty_script.js?script-body-module"></script>
+<script async type=module
+ src="resources/empty_script.js?script-body-async-module">
+</script>
+<script async src="resources/empty_script.js?script-body-async"></script>
+<script defer src="resources/empty_script.js?script-body-defer"></script>
+
+<script>
+ const script = document.createElement("script");
+ script.src = "resources/empty_script.js?script-head-dynamic-dom";
+ document.head.appendChild(script);
+
+ // Dynamic explicitly async script
+ const async_script = document.createElement("script");
+ async_script.src = "resources/empty_script.js?script-head-async-dynamic-dom";
+ async_script.async = true;
+ document.head.appendChild(async_script);
+
+ // Dynamic non-async script
+ // https://html.spec.whatwg.org/multipage/scripting.html#script-processing-model
+ // mentions that a script element has to be parser-inserted to be
+ // implicitly potentially render-blocking
+ const non_async_script = document.createElement("script");
+ non_async_script.src = "resources/empty_script.js?script-head-non-async-dynamic-dom";
+ non_async_script.async = false;
+ document.head.appendChild(non_async_script);
+
+ // Dynamic defer script
+ const defer_script = document.createElement("script");
+ defer_script.src = "resources/empty_script.js?script-head-defer-dynamic-dom";
+ defer_script.defer = true;
+ document.head.appendChild(defer_script);
+
+ // Dynamic explicitly render-blocking script
+ const blocking_script = document.createElement("script");
+ blocking_script.src = "resources/empty_script.js?script-head-blocking-render-dynamic-dom";
+ blocking_script.blocking = "render";
+ document.head.appendChild(blocking_script);
+
+ // Dynamic explicitly render-blocking module script
+ const blocking_module_script = document.createElement("script");
+ blocking_module_script.src = "resources/empty_script.js?script-head-module-blocking-render-dynamic-dom";
+ blocking_module_script.type = "module";
+ blocking_module_script.blocking = "render";
+ document.head.appendChild(blocking_module_script);
+
+ // Dynamic async module script
+ const async_module_script = document.createElement("script");
+ async_module_script.src = "resources/empty_script.js?script-head-async-module-dynamic-dom";
+ async_module_script.type = "module";
+ async_module_script.async = true;
+ document.head.appendChild(async_module_script);
+
+ // Dynamic async render-blocking module script
+ const async_blocking_module_script = document.createElement("script");
+ async_blocking_module_script.src = "resources/empty_script.js?script-head-async-module-blocking-render-dynamic-dom";
+ async_blocking_module_script.type = "module";
+ async_blocking_module_script.async = true;
+ async_blocking_module_script.blocking = "render"
+ document.head.appendChild(async_blocking_module_script);
+
+ // Add a module that imports more modules
+ const importer_script = document.createElement("script");
+ importer_script.src = "resources/fake_responses.py?url=importer.js";
+ importer_script.type = "module";
+ document.head.appendChild(importer_script);
+
+ // Add an async module that imports more modules
+ const importer_async_script = document.createElement("script");
+ importer_async_script.src = "resources/fake_responses.py?url=importer_async.js";
+ importer_async_script.type = "module";
+ importer_async_script.async = true;
+ document.head.appendChild(importer_async_script);
+
+ // Removing blocking render attribute after request is made
+ const script_element = document.getElementById("script-head-remove-attr");
+ script_element.blocking = "";
+</script>
+
+
+<script>
+
+const wait_for_onload = () => {
+ return new Promise(resolve => {
+ window.addEventListener("load", resolve);
+})};
+
+promise_test(
+ async () => {
+ const expectedRenderBlockingStatus = {
+ 'script-head': 'blocking',
+ 'script-head-module' : 'non-blocking',
+ 'script-head-async-module' : 'non-blocking',
+ 'script-head-async' : 'non-blocking',
+ 'script-head-defer' : 'non-blocking',
+ 'script-head-blocking-render' : 'blocking',
+ 'script-head-async-blocking-render' : 'blocking',
+ 'script-head-module-blocking-render' : 'blocking',
+ 'script-head-async-module-blocking-render' : 'blocking',
+ 'script-head-defer-blocking-render' : 'blocking',
+ 'script-head-blocking-render-remove-attr' : 'blocking',
+ 'script-head-defer-dynamic-docwrite' : 'non-blocking',
+ 'script-body' : 'non-blocking',
+ 'script-body-module' : 'non-blocking',
+ 'script-body-async-module' : 'non-blocking',
+ 'script-body-async' : 'non-blocking',
+ 'script-body-defer' : 'non-blocking',
+ 'script-head-dynamic-dom': 'non-blocking',
+ 'script-head-async-dynamic-dom' : 'non-blocking',
+ 'script-head-non-async-dynamic-dom': 'non-blocking',
+ 'script-head-defer-dynamic-dom' : 'non-blocking',
+ 'script-head-blocking-render-dynamic-dom' : 'blocking',
+ 'script-head-module-blocking-render-dynamic-dom' : 'blocking',
+ 'script-head-async-module-dynamic-dom' : 'non-blocking',
+ 'script-head-async-module-blocking-render-dynamic-dom' : 'blocking',
+ 'script-head-import-defer' : 'non-blocking',
+ 'script-head-import-defer-dynamic' : 'non-blocking',
+ 'script-head-import-async' : 'non-blocking',
+ 'script-head-import-async-dynamic' : 'non-blocking',
+ 'script-importer' : 'non-blocking',
+ 'script-importer-async' : 'non-blocking'
+ };
+
+ await wait_for_onload();
+
+ const entry_list = performance.getEntriesByType("resource");
+ for (entry of entry_list) {
+ if (entry.name.includes("empty_script.js")) {
+ key = entry.name.split("?").pop();
+ expectedStatus = expectedRenderBlockingStatus[key];
+ assert_equals(entry.renderBlockingStatus, expectedStatus,
+ `render blocking status for ${entry.name} should be ${expectedStatus}`);
+ }
+ else if (entry.name.includes("importer.js")){
+ key = 'script-importer';
+ expectedStatus = expectedRenderBlockingStatus[key];
+ assert_equals(entry.renderBlockingStatus, expectedStatus,
+ `render blocking status for ${entry.name} should be ${expectedStatus}`);
+ }
+ else if (entry.name.includes("importer_async.js")){
+ key = 'script-importer-async';
+ expectedStatus = expectedRenderBlockingStatus[key];
+ assert_equals(entry.renderBlockingStatus, expectedStatus,
+ `render blocking status for ${entry.name} should be ${expectedStatus}`);
+ }
+ }
+}, "Validate render blocking status of script resources in PerformanceResourceTiming");
+
+</script> \ No newline at end of file