1 files changed, 43 insertions, 0 deletions
diff --git a/testing/web-platform/tests/xhr/abort-after-timeout.any.js b/testing/web-platform/tests/xhr/abort-after-timeout.any.js
new file mode 100644
index 0000000000..fe8b749fcb
--- /dev/null
+++ b/testing/web-platform/tests/xhr/abort-after-timeout.any.js
@@ -0,0 +1,43 @@
+// META: title=XMLHttpRequest: abort() after a timeout should not fire "abort" event
+
+    var test = async_test();
+
+    test.step(function() {
+        // timeout is 100ms
+        // the download would otherwise take 1000ms
+        // we check after 300ms to make sure abort does not fire an "abort" event
+
+        var timeoutFired = false;
+
+        var client = new XMLHttpRequest();
+
+        assert_true('timeout' in client, 'xhr.timeout is not supported in this user agent');
+
+        client.timeout = 100;
+
+        test.step_timeout(() => {
+            assert_true(timeoutFired);
+
+            // abort should not cause the "abort" event to fire
+            client.abort();
+
+            test.step_timeout(() => { // use a timeout to catch any implementation that might queue an abort event for later - just in case
+              test.done()
+            }, 200);
+
+            assert_equals(client.readyState, 0);
+        }, 300);
+
+        client.ontimeout = function () {
+            timeoutFired = true;
+        };
+
+        client.onabort = test.step_func(function () {
+            // this should not fire!
+
+            assert_unreached("abort() should not cause the abort event to fire");
+        });
+
+        client.open("GET", "/common/blank.html?pipe=trickle(d1)", true);
+        client.send(null);
+    });