1 files changed, 77 insertions, 0 deletions
diff --git a/testing/web-platform/tests/xhr/open-after-abort.htm b/testing/web-platform/tests/xhr/open-after-abort.htm
new file mode 100644
index 0000000000..c9ef6e7ac9
--- /dev/null
+++ b/testing/web-platform/tests/xhr/open-after-abort.htm
@@ -0,0 +1,77 @@
+<!doctype html>
+<html>
+  <head>
+    <title>XMLHttpRequest: open() after abort()</title>
+    <script src="/resources/testharness.js"></script>
+    <script src="/resources/testharnessreport.js"></script>
+    <link rel="help" href="https://xhr.spec.whatwg.org/#the-open()-method" data-tested-assertations="following::ol/li[15] following::ol/li[15]/ol/li[1] following::ol/li[15]/ol/li[2]" />
+  </head>
+  <body>
+    <div id="log"></div>
+    <script>
+      test(function(t) {
+        var client = new XMLHttpRequest(),
+            result = [],
+            expected = [
+              'readystatechange', 0, 1,  // open()
+              'readystatechange', 2, 4,  // abort()
+              'abort',            2, 4,  // abort()
+              'loadend',          2, 4,  // abort()
+              'readystatechange', 3, 1,  // open()
+            ]
+
+        var state = 0
+
+        client.onreadystatechange = t.step_func(function() {
+          result.push('readystatechange', state, client.readyState)
+        })
+        client.onabort = t.step_func(function() {
+          // abort event must be fired synchronously from abort().
+          assert_equals(state, 2)
+
+          // readystatechange should be fired before abort.
+          assert_array_equals(result, [
+            'readystatechange', 0, 1,  // open()
+            'readystatechange', 2, 4,  // abort()
+          ])
+
+          // readyState should be set to unsent (0) at the very end of abort(),
+          // after this (and onloadend) is called.
+          assert_equals(client.readyState, 4)
+
+          result.push('abort', state, client.readyState)
+        })
+        client.onloadend = t.step_func(function() {
+          // abort event must be fired synchronously from abort().
+          assert_equals(state, 2)
+
+          // readystatechange should be fired before abort.
+          assert_array_equals(result, [
+            'readystatechange', 0, 1,  // open()
+            'readystatechange', 2, 4,  // abort()
+            'abort',            2, 4,  // abort()
+          ])
+
+          // readyState should be set to unsent (0) at the very end of abort(),
+          // after this is called.
+          assert_equals(client.readyState, 4)
+
+          result.push('loadend', state, client.readyState)
+        })
+
+        client.open("GET", "resources/well-formed.xml")
+        assert_equals(client.readyState, 1)
+
+        state = 1
+        client.send(null)
+        state = 2
+        client.abort()
+        assert_equals(client.readyState, 0)
+        state = 3
+        client.open("GET", "resources/well-formed.xml")
+        assert_equals(client.readyState, 1)
+        assert_array_equals(result, expected)
+      })
+    </script>
+  </body>
+</html>