Add a test for RenderWidgetHostConnector

content/browser/android/render_widget_host_connector_browsertest.cc

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/android/render_widget_host_connector_browsertest.h"
 
 #include "content/browser/frame_host/interstitial_page_impl.h"
 #include "content/public/browser/interstitial_page_delegate.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/content_browser_test_utils.h"
+#include "content/test/content_browser_test_utils_internal.h"
 #include "net/dns/mock_host_resolver.h"
 #include "net/test/embedded_test_server/embedded_test_server.h"
 #include "url/gurl.h"
 
 namespace content {
 
 namespace {
 
 class TestInterstitialDelegate : public InterstitialPageDelegate {
  private:
   // InterstitialPageDelegate implementation.
   std::string GetHTMLContents() override { return "<p>Interstitial</p>"; }
 };
 
 }  // namespace
 
 RenderWidgetHostConnectorTest::RenderWidgetHostConnectorTest() {}
 
 void RenderWidgetHostConnectorTest::SetUpOnMainThread() {
   host_resolver()->AddRule("*", "127.0.0.1");
   SetupCrossSiteRedirector(embedded_test_server());
   ASSERT_TRUE(embedded_test_server()->Start());
 }
 
 IN_PROC_BROWSER_TEST_F(RenderWidgetHostConnectorTest,
+                       RenderViewCreatedBeforeConnector) {
+  GURL main_url(embedded_test_server()->GetURL("/page_with_popup.html"));
+  EXPECT_TRUE(NavigateToURL(shell(), main_url));
+
+  // Navigate to the enclosed <iframe>.
+  FrameTreeNode* iframe = web_contents()->GetFrameTree()->root()->child_at(0);
+  GURL frame_url(embedded_test_server()->GetURL("/title1.html"));
+  NavigateFrameToURL(iframe, frame_url);
+
+  // Open a popup from the iframe. This creates a render widget host view
+  // view before the corresponding web contents. Tests if rwhva gets connected.
+  Shell* new_shell = OpenPopup(iframe, GURL(url::kAboutBlankURL), "");
+  EXPECT_TRUE(new_shell);
+
+  auto* rwhva_popup = static_cast<RenderWidgetHostViewAndroid*>(
+      new_shell->web_contents()->GetRenderWidgetHostView());
+  EXPECT_TRUE(connector_in_rwhva(rwhva_popup) != nullptr);
+}
+
+IN_PROC_BROWSER_TEST_F(RenderWidgetHostConnectorTest,
                        UpdateRWHVAInConnectorAtRenderViewHostSwapping) {
   net::EmbeddedTestServer https_server(net::EmbeddedTestServer::TYPE_HTTPS);
   https_server.ServeFilesFromSourceDirectory("content/test/data");
   ASSERT_TRUE(https_server.Start());
 
   GURL http_url(embedded_test_server()->GetURL("/title1.html"));
 
   EXPECT_TRUE(NavigateToURL(shell(), http_url));
   RenderWidgetHostViewAndroid* old_rwhva = render_widget_host_view_android();
   RenderWidgetHostConnector* connector = render_widget_host_connector();
@@ skipping 62 matching lines @@
   RenderWidgetHostViewAndroid* rwhva = render_widget_host_view_android();
   RenderWidgetHostConnector* connector = render_widget_host_connector();
   EXPECT_EQ(connector, connector_in_rwhva(rwhva));
 
   // Generate WebContentsObserver::WebContentsDestroyed by closing the contents.
   web_contents()->Close();
   EXPECT_EQ(nullptr, connector_in_rwhva(rwhva));
 }
 
 }  // namespace content