1 files changed, 27 insertions, 0 deletions
diff --git a/chrome/browser/errorpage_uitest.cc b/chrome/browser/errorpage_uitest.cc
index 8da9f1d..ec63430 100644
--- a/chrome/browser/errorpage_uitest.cc
+++ b/chrome/browser/errorpage_uitest.cc
@@ -5,6 +5,7 @@
 #include "base/string_util.h"
 #include "chrome/test/ui/ui_test.h"
 #include "chrome/browser/automation/url_request_failed_dns_job.h"
+#include "net/url_request/url_request_unittest.h"
 
 class ErrorPageTest : public UITest {
 };
@@ -32,3 +33,29 @@ TEST_F(ErrorPageTest, DNSError) {
   }
 };
 
+TEST_F(ErrorPageTest, IFrame404) {
+  // iframes that have 404 pages should not trigger an alternate error page.
+  // In this test, the iframe sets the title of the parent page to "SUCCESS"
+  // when the iframe loads.  If the iframe fails to load (because an alternate
+  // error page loads instead), then the title will remain as "FAIL".
+  TestServer server(L"chrome/test/data");
+  GURL test_url = server.TestServerPage("files/iframe404.html");
+  NavigateToURL(test_url);
+
+  // Verify that the url is in the title.  Since it's set via Javascript, we
+  // need to give it a chance to run.
+  int i;
+  std::wstring title;
+  for (i = 0; i < 10; ++i) {
+    Sleep(kWaitForActionMaxMsec / 10);
+    title = GetActiveTabTitle();
+    if (title == L"SUCCESS") {
+      // Success, bail out.
+      break;
+    }
+  }
+
+  if (i == 10) {
+    FAIL() << "iframe 404 didn't load properly";
+  }
+};