1 files changed, 61 insertions, 0 deletions
diff --git a/testing/web-platform/tests/xhr/access-control-and-redirects-async-same-origin.any.js b/testing/web-platform/tests/xhr/access-control-and-redirects-async-same-origin.any.js
new file mode 100644
index 0000000000..11d38fa451
--- /dev/null
+++ b/testing/web-platform/tests/xhr/access-control-and-redirects-async-same-origin.any.js
@@ -0,0 +1,61 @@
+// META: title=Tests that asynchronous XMLHttpRequests handle redirects according to the CORS standard.
+// META: script=/common/get-host-info.sub.js
+
+    function runTest(test, path, credentials, expectSuccess) {
+      const xhr = new XMLHttpRequest();
+      xhr.withCredentials = credentials;
+      xhr.open("GET", "resources/redirect.py?location=" + get_host_info().HTTP_REMOTE_ORIGIN + path, true);
+
+      xhr.onload = test.step_func_done(function() {
+        assert_true(expectSuccess);
+        assert_equals(xhr.responseText, "PASS: Cross-domain access allowed.");
+      });
+      xhr.onerror = test.step_func_done(function() {
+        assert_false(expectSuccess);
+        assert_equals(xhr.status, 0);
+      });
+      xhr.send(null);
+    }
+
+    const withoutCredentials = false;
+    const withCredentials = true;
+    const succeeds = true;
+    const fails = false;
+
+    // Test simple same origin requests that receive cross origin redirects.
+
+    // The redirect response passes the access check.
+    async_test(t => {
+      runTest(t, "/xhr/resources/access-control-basic-allow-star.py",
+          withoutCredentials, succeeds)
+    }, "Request without credentials is redirected to a cross-origin response with Access-Control-Allow-Origin=* (with star)");
+
+    // The redirect response fails the access check because credentials were sent.
+    async_test(t => {
+      runTest(t, "/xhr/resources/access-control-basic-allow-star.py",
+          withCredentials, fails)
+    }, "Request with credentials is redirected to a cross-origin response with Access-Control-Allow-Origin=* (with star)");
+
+    // The redirect response passes the access check.
+    async_test(t => {
+      runTest(t, "/xhr/resources/access-control-basic-allow.py",
+          withoutCredentials, succeeds)
+    }, "Request without credentials is redirected to a cross-origin response with a specific Access-Control-Allow-Origin");
+
+    // The redirect response passes the access check.
+    async_test(t => {
+      runTest(t, "/xhr/resources/access-control-basic-allow.py",
+          withCredentials, succeeds)
+    }, "Request with credentials is redirected to a cross-origin response with a specific Access-Control-Allow-Origin");
+
+    // forbidding credentials. The redirect response passes the access check.
+    async_test(t => {
+      runTest(t, "/xhr/resources/access-control-basic-allow-no-credentials.py",
+          withoutCredentials, succeeds)
+    }, "Request without credentials is redirected to a cross-origin response with a specific Access-Control-Allow-Origin (no credentials)");
+
+    // forbidding credentials. The redirect response fails the access check.
+    async_test(t => {
+      runTest(t, "/xhr/resources/access-control-basic-allow-no-credentials.py",
+          withCredentials, fails)
+    }, "Request with credentials is redirected to a cross-origin response with a specific Access-Control-Allow-Origin (no credentials)");