Add WPT test for Document-Policy: expect-no-linked-resources

This PR adds a tentative and optional test case for whatwg/html#10718
alexnj · Dec 10, 2024 · 81775b0 · 81775b0
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diff --git a/...eculative-parsing/expect-no-linked-resources/no-speculative-fetch.tentative.optional.html b/...eculative-parsing/expect-no-linked-resources/no-speculative-fetch.tentative.optional.html
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+<!DOCTYPE html>
+<meta charset=utf-8>
+<title>Speculative parsing, expect-no-linked-resources Document-Policy</title>
+<meta name="timeout" content="long">
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src="/resources/testdriver.js"></script>
+<script src="/resources/testdriver-vendor.js"></script>
+<script src="/common/utils.js"></script>
+<script src="stash.js"></script>
+<script>
+  promise_test(t => new Promise((resolve, reject) => {
+    const uuid = token();
+    async function on_load_test_document() {
+      resolve(await get_results(uuid));
+    }
+
+    test_driver.bless('Open a URL with expect-no-linked-resources Document-Policy', () => {
+      const popup = window.open(`/html/syntax/speculative-parsing/expect-no-linked-resources/no-speculative-fetch.tentative.optional.sub.html?pipe=sub&uuid=${uuid}`, '_blank');
+      popup.addEventListener('load', on_load_test_document, false);
+    });
+  }).then(result => {
+    assert_equals(result, '', 'speculative case fetched');
+  }), `no-linked-resources speculative hint was ignored`);
+
+</script>
diff --git a/...ative-parsing/expect-no-linked-resources/no-speculative-fetch.tentative.optional.sub.html b/...ative-parsing/expect-no-linked-resources/no-speculative-fetch.tentative.optional.sub.html
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+<!doctype html>
+<title>Navigating to a page with expect-no-linked-resources</title>
+
+<body>
+  <script>
+    document.write('<plaintext>');
+  </script>
+  <img
+    src="/html/syntax/speculative-parsing/expect-no-linked-resources/stash.py?action=put&uuid={{GET[uuid]}}&encodingcheck=&Gbreve;">
+</body>
diff --git a/...rsing/expect-no-linked-resources/no-speculative-fetch.tentative.optional.sub.html.headers b/...rsing/expect-no-linked-resources/no-speculative-fetch.tentative.optional.sub.html.headers
@@ -0,0 +1 @@
+Document-Policy: expect-no-linked-resources
diff --git a/html/syntax/speculative-parsing/expect-no-linked-resources/stash.js b/html/syntax/speculative-parsing/expect-no-linked-resources/stash.js
@@ -0,0 +1,6 @@
+// Fetch test results from the Stash
+async function get_results(uuid) {
+  const response = await fetch(`/html/syntax/speculative-parsing/expect-no-linked-resources/stash.py?action=get&uuid=${uuid}`);
+  const text = await response.text();
+  return text;
+}
diff --git a/html/syntax/speculative-parsing/expect-no-linked-resources/stash.py b/html/syntax/speculative-parsing/expect-no-linked-resources/stash.py
@@ -0,0 +1,11 @@
+import time
+
+def main(request, response):
+    if request.GET[b"action"] == b"put":
+        # Received result data from target page
+        request.server.stash.put(request.GET[b"uuid"], request.GET[b"uuid"], u'/expect-no-linked-resources/')
+        return u"ok"
+    else:
+        # Request for result data from test page
+        value = request.server.stash.take(request.GET[b"uuid"], u'/expect-no-linked-resources/')
+        return value