[resource timing] Improve document.domain tests (reland)

This CL is a fixed up reland of [1], which was reverted due to a rename in entry-invariants.js that it was relying on. [1] https://chromium-review.googlesource.com/c/chromium/src/+/2878852 Bug: 1171767 Change-Id: I436bf6973e4399d142ce45e77c07f26d0e7e1cd1
web-platform-tests · May 12, 2021 · e6a2f4c · e6a2f4c
1 parent 95eeb24
commit e6a2f4c
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Showing 7 changed files with 66 additions and 56 deletions.
diff --git a/common/get-host-info.sub.js b/common/get-host-info.sub.js
@@ -33,6 +33,7 @@ function get_host_info() {
     HTTPS_ORIGIN_WITH_CREDS: 'https://foo:bar@' + ORIGINAL_HOST + HTTPS_PORT_ELIDED,
     HTTP_ORIGIN_WITH_DIFFERENT_PORT: 'http://' + ORIGINAL_HOST + HTTP_PORT2_ELIDED,
     REMOTE_ORIGIN: PROTOCOL + "//" + REMOTE_HOST + PORT_ELIDED,
+    OTHER_ORIGIN: PROTOCOL + "//" + OTHER_HOST + PORT_ELIDED,
     HTTP_REMOTE_ORIGIN: 'http://' + REMOTE_HOST + HTTP_PORT_ELIDED,
     HTTP_NOTSAMESITE_ORIGIN: 'http://' + NOTSAMESITE_HOST + HTTP_PORT_ELIDED,
     HTTP_REMOTE_ORIGIN_WITH_DIFFERENT_PORT: 'http://' + REMOTE_HOST + HTTP_PORT2_ELIDED,

diff --git a/resource-timing/document-domain-no-impact-loader.sub.html b/resource-timing/document-domain-no-impact-loader.sub.html
diff --git a/resource-timing/document-domain-no-impact-opener.html b/resource-timing/document-domain-no-impact-opener.html
@@ -0,0 +1,16 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+<meta charset="utf-8">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/common/get-host-info.sub.js"></script>
+<script>
+// Open a document on one of hosts on the web-platform test domain, so that
+// document.domain will set a valid domain, turning the frame into a
+// cross-origin frame.
+const {OTHER_ORIGIN} = get_host_info();
+const openee = window.open(OTHER_ORIGIN +
+               "/resource-timing/resources/document-domain-no-impact.html");
+fetch_tests_from_window(openee);
+</script>
diff --git a/resource-timing/resources/document-domain-no-impact.html b/resource-timing/resources/document-domain-no-impact.html
@@ -0,0 +1,28 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+<meta charset="utf-8">
+<script src="/resources/testharness.js"></script>
+<script src="resource-loaders.js"></script>
+<script src="entry-invariants.js"></script>
+<body>
+<script>
+const path = location.origin +
+             "/resource-timing/resources/iframe-setdomain.sub.html";
+attribute_test_with_validator(load.iframe, path,
+  el => {
+    try {
+        el.contentWindow.document;
+        throw new Error("iframe document.domain was not set");
+    } catch(error) {
+        if (error.name != "SecurityError") {
+          throw(error);
+        }
+    }
+  },
+  invariants.assert_tao_pass_no_redirect,
+  "test that document.domain being set doesn't have an impact on the " +
+  "resource timing entry."
+);
+</script>
+
diff --git a/resource-timing/resources/document-domain-no-impact.sub.html b/resource-timing/resources/document-domain-no-impact.sub.html
diff --git a/resource-timing/resources/entry-invariants.js b/resource-timing/resources/entry-invariants.js
@@ -168,10 +168,7 @@ const invariants = {
   }
 };
 
-// Given a resource-loader, a path (a relative path or absolute URL), and a
-// PerformanceResourceTiming validator, applies the loader to the resource path
-// and applies the validator to the resulting PerformanceResourceTiming entry.
-const attribute_test = (loader, path, validate, test_label) => {
+const attribute_test_internal = (loader, path, validator, run_test, test_label) => {
   promise_test(
     async () => {
       let loaded_entry = new Promise((resolve, reject) => {
@@ -190,8 +187,21 @@ const attribute_test = (loader, path, validate, test_label) => {
         }).observe({"type": "resource"});
       });
 
-      await loader(path);
+      await loader(path, validator);
       const entry = await(loaded_entry);
-      validate(entry);
+      run_test(entry);
   }, test_label);
-}
+};
+
+// Given a resource-loader, a path (a relative path or absolute URL), and a
+// PerformanceResourceTiming test, applies the loader to the resource path
+// and tests the resulting PerformanceResourceTiming entry.
+const attribute_test = (loader, path, run_test, test_label) => {
+  attribute_test_internal(loader, path, () => {}, run_test, test_label);
+};
+
+// Similar to attribute test, but on top of that, validates the added element,
+// to ensure the test does what it intends to do.
+const attribute_test_with_validator = (loader, path, validator, run_test, test_label) => {
+  attribute_test_internal(loader, path, validator, run_test, test_label);
+};
diff --git a/resource-timing/resources/resource-loaders.js b/resource-timing/resources/resource-loaders.js
@@ -54,14 +54,17 @@ const load = {
 
   // Returns a promise that settles once the given path has been fetched as an
   // iframe.
-  iframe: async path => {
+  iframe: async (path, validator) => {
     const frame = document.createElement("iframe");
     const loaded = new Promise(resolve => {
       frame.onload = frame.onerror = resolve;
     });
     frame.src = load.cache_bust(path);
     document.body.appendChild(frame);
     await loaded;
+    if (validator instanceof Function) {
+      validator(frame);
+    }
     document.body.removeChild(frame);
   },