1 files changed, 101 insertions, 0 deletions
diff --git a/dom/security/test/cors/browser_CORS-console-warnings.js b/dom/security/test/cors/browser_CORS-console-warnings.js
new file mode 100644
index 0000000000..aa4a211146
--- /dev/null
+++ b/dom/security/test/cors/browser_CORS-console-warnings.js
@@ -0,0 +1,101 @@
+/*
+ * Description of the test:
+ *   Ensure that CORS warnings are printed to the web console.
+ *
+ *   This test uses the same tests as the plain mochitest, but needs access to
+ *   the console.
+ */
+"use strict";
+
+function console_observer(subject, topic, data) {
+  var message = subject.wrappedJSObject.arguments[0];
+  ok(false, message);
+}
+
+var webconsole = null;
+var messages_seen = 0;
+var expected_messages = 50;
+
+function on_new_message(msgObj) {
+  let text = msgObj.message;
+
+  if (text.match("Cross-Origin Request Blocked:")) {
+    ok(true, "message is: " + text);
+    messages_seen++;
+  }
+}
+
+async function do_cleanup() {
+  Services.console.unregisterListener(on_new_message);
+  await unsetCookiePref();
+}
+
+/**
+ * Set e10s related preferences in the test environment.
+ * @return {Promise} promise that resolves when preferences are set.
+ */
+function setCookiePref() {
+  return new Promise(resolve =>
+    // accept all cookies so that the CORS requests will send the right cookies
+    SpecialPowers.pushPrefEnv(
+      {
+        set: [["network.cookie.cookieBehavior", 0]],
+      },
+      resolve
+    )
+  );
+}
+
+/**
+ * Unset e10s related preferences in the test environment.
+ * @return {Promise} promise that resolves when preferences are unset.
+ */
+function unsetCookiePref() {
+  return new Promise(resolve => {
+    SpecialPowers.popPrefEnv(resolve);
+  });
+}
+
+//jscs:disable
+add_task(async function () {
+  //jscs:enable
+  // A longer timeout is necessary for this test than the plain mochitests
+  // due to opening a new tab with the web console.
+  requestLongerTimeout(4);
+  registerCleanupFunction(do_cleanup);
+  await setCookiePref();
+  Services.console.registerListener(on_new_message);
+
+  let test_uri =
+    "http://mochi.test:8888/browser/dom/security/test/cors/file_cors_logging_test.html";
+
+  let tab = await BrowserTestUtils.openNewForegroundTab(
+    gBrowser,
+    "about:blank"
+  );
+
+  BrowserTestUtils.startLoadingURIString(gBrowser, test_uri);
+
+  await BrowserTestUtils.waitForLocationChange(
+    gBrowser,
+    test_uri + "#finished"
+  );
+
+  // Different OS combinations
+  Assert.greater(messages_seen, 0, "Saw " + messages_seen + " messages.");
+
+  messages_seen = 0;
+  let test_two_uri =
+    "http://mochi.test:8888/browser/dom/security/test/cors/file_bug1456721.html";
+  BrowserTestUtils.startLoadingURIString(gBrowser, test_two_uri);
+
+  await BrowserTestUtils.waitForLocationChange(
+    gBrowser,
+    test_two_uri + "#finishedTestTwo"
+  );
+  await BrowserTestUtils.waitForCondition(() => messages_seen > 0);
+
+  Assert.greater(messages_seen, 0, "Saw " + messages_seen + " messages.");
+
+  BrowserTestUtils.removeTab(tab);
+});