1 files changed, 65 insertions, 0 deletions
diff --git a/testing/web-platform/tests/preload/onerror-event.html b/testing/web-platform/tests/preload/onerror-event.html
new file mode 100644
index 0000000000..1d2ebefc65
--- /dev/null
+++ b/testing/web-platform/tests/preload/onerror-event.html
@@ -0,0 +1,65 @@
+<!DOCTYPE html>
+<html>
+<title>Makes sure that preloaded resources trigger the onerror event</title>
+<meta name="timeout" content="long">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/preload/resources/preload_helper.js"></script>
+<script>
+    var scriptFailed = false;
+    var styleFailed = false;
+    var imageFailed = false;
+    var fontFailed = false;
+    var videoFailed = false;
+    var audioFailed = false;
+    var trackFailed = false;
+    var gibberishFailed = false;
+    var fetchFailed = false;
+</script>
+<link rel=preload href="non-existent/dummy.js" as=script onerror="scriptFailed = true;">
+<link rel=preload href="non-existent/dummy.css" as=style onerror="styleFailed = true;">
+<link rel=preload href="non-existent/square.png" as=image onerror="imageFailed = true;">
+<link rel=preload href="non-existent/Ahem.ttf" as=font crossorigin onerror="fontFailed = true;">
+<link rel=preload href="non-existent/test.mp4" as=video onerror="videoFailed = true;">
+<link rel=preload href="non-existent/test.oga" as=audio onerror="audioFailed = true;">
+<link rel=preload href="non-existent/security/captions.vtt" as=track onerror="trackFailed = true;">
+<link rel=preload href="non-existent/dummy.xml?fetch" as=fetch onerror="fetchFailed = true;">
+<link rel=preload href="non-existent/dummy.xml?foo" as=foobarxmlthing onerror="assert_unreached('invalid as value should not fire error event')">
+<link rel=preload href="non-existent/dummy.xml?empty" onerror="assert_unreached('empty as value should not fire error event')">
+<link rel=preload href="non-existent/dummy.xml?media" as=style media=print onerror="assert_unreached('non-matching media should not fire error event')">
+<link rel=preload href="non-existent/dummy.xml?media" as=style type='text/html' onerror="assert_unreached('invalid mime type should not fire error event')">
+<body>
+<script>
+    setup({single_test: true});
+
+    var iterations = 0;
+
+    function check_finished() {
+        if (styleFailed && scriptFailed && imageFailed && fontFailed && videoFailed && audioFailed &&
+            trackFailed && fetchFailed) {
+            done();
+        }
+        iterations++;
+        if (iterations == 10) {
+            // At least one is expected to fail, but this should give details to the exact failure(s).
+            assert_true(styleFailed, "style triggered error event");
+            assert_true(scriptFailed, "script triggered error event");
+            assert_true(imageFailed, "image triggered error event");
+            assert_true(fontFailed, "font triggered error event");
+            assert_true(videoFailed, "video triggered error event");
+            assert_true(audioFailed, "audio triggered error event");
+            assert_true(trackFailed, "track triggered error event");
+            assert_true(fetchFailed, "fetch as triggered error event");
+            done();
+        } else {
+            step_timeout(check_finished, 500);
+        }
+    }
+
+    window.addEventListener("load", function() {
+        verifyPreloadAndRTSupport();
+        step_timeout(check_finished, 500);
+    });
+</script>
+</body>
+</html>