PlzNavigate: Add a browser test for basic navigations

This CL adds a browsertest that checks that basic browser initiated navigations
work with browser side navigations enabled.

BUG=376014,376006,376091

Review URL: https://codereview.chromium.org/715203004

Cr-Commit-Position: refs/heads/master@{#313480}

content/browser/browser_side_navigation_browsertest.cc

+// Copyright (c) 2012 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 "base/basictypes.h"
+#include "base/command_line.h"
+#include "base/strings/stringprintf.h"
+#include "content/browser/web_contents/web_contents_impl.h"
+#include "content/public/browser/web_contents.h"
+#include "content/public/common/content_switches.h"
+#include "content/public/test/browser_test_utils.h"
+#include "content/public/test/content_browser_test.h"
+#include "content/public/test/content_browser_test_utils.h"
+#include "content/public/test/test_navigation_observer.h"
+#include "content/shell/browser/shell.h"
+#include "net/dns/mock_host_resolver.h"
+#include "net/test/embedded_test_server/embedded_test_server.h"
+#include "url/gurl.h"
+
+namespace content {
+
+class BrowserSideNavigationBrowserTest : public ContentBrowserTest {
+ public:
+  BrowserSideNavigationBrowserTest() {}
+
+ protected:
+  void SetUpCommandLine(base::CommandLine* command_line) override {
+    command_line->AppendSwitch(switches::kEnableBrowserSideNavigation);
+  }
+
+  void SetUpOnMainThread() override {
+    host_resolver()->AddRule("*", "127.0.0.1");
+    ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
+  }
+};
+
+// Ensure that browser initiated basic navigations work with browser side
+// navigation.
+IN_PROC_BROWSER_TEST_F(BrowserSideNavigationBrowserTest,
+                       BrowserInitiatedNavigations) {
+  // Perform a navigation with no live renderer.
+  {
+    TestNavigationObserver observer(shell()->web_contents());
+    GURL url(embedded_test_server()->GetURL("/title1.html"));
+    NavigateToURL(shell(), url);
+    EXPECT_EQ(url, observer.last_navigation_url());
+    EXPECT_TRUE(observer.last_navigation_succeeded());
+  }
+
+  RenderFrameHost* initial_rfh =
+      static_cast<WebContentsImpl*>(shell()->web_contents())
+          ->GetFrameTree()->root()->current_frame_host();
+
+  // Perform a same site navigation.
+  {
+    TestNavigationObserver observer(shell()->web_contents());
+    GURL url(embedded_test_server()->GetURL("/title2.html"));
+    NavigateToURL(shell(), url);
+    EXPECT_EQ(url, observer.last_navigation_url());
+    EXPECT_TRUE(observer.last_navigation_succeeded());
+  }
+
+  // The RenderFrameHost should not have changed.
+  EXPECT_EQ(initial_rfh, static_cast<WebContentsImpl*>(shell()->web_contents())
+                             ->GetFrameTree()->root()->current_frame_host());
+
+  // Perform a cross-site navigation.
+  {
+    TestNavigationObserver observer(shell()->web_contents());
+    GURL url = embedded_test_server()->GetURL("foo.com", "/title3.html");
+    NavigateToURL(shell(), url);
+    EXPECT_EQ(url, observer.last_navigation_url());
+    EXPECT_TRUE(observer.last_navigation_succeeded());
+  }
+
+  // The RenderFrameHost should have changed.
+  EXPECT_NE(initial_rfh, static_cast<WebContentsImpl*>(shell()->web_contents())
+                             ->GetFrameTree()->root()->current_frame_host());
+}
+
+// Ensure that renderer initiated same-site navigations work with browser side
+// navigation.
+IN_PROC_BROWSER_TEST_F(BrowserSideNavigationBrowserTest,
+                       RendererInitiatedSameSiteNavigation) {
+  // Perform a navigation with no live renderer.
+  {
+    TestNavigationObserver observer(shell()->web_contents());
+    GURL url(embedded_test_server()->GetURL("/simple_links.html"));
+    NavigateToURL(shell(), url);
+    EXPECT_EQ(url, observer.last_navigation_url());
+    EXPECT_TRUE(observer.last_navigation_succeeded());
+  }
+
+  RenderFrameHost* initial_rfh =
+      static_cast<WebContentsImpl*>(shell()->web_contents())
+          ->GetFrameTree()->root()->current_frame_host();
+
+  // Simulate clicking on a same-site link.
+  {
+    TestNavigationObserver observer(shell()->web_contents());
+    GURL url(embedded_test_server()->GetURL("/title2.html"));
+    bool success = false;
+    EXPECT_TRUE(ExecuteScriptAndExtractBool(
+        shell()->web_contents(),
+        "window.domAutomationController.send(clickSameSiteLink());", &success));
+    EXPECT_TRUE(success);
+    EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
+    EXPECT_EQ(url, observer.last_navigation_url());
+    EXPECT_TRUE(observer.last_navigation_succeeded());
+  }
+
+  // The RenderFrameHost should not have changed.
+  EXPECT_EQ(initial_rfh, static_cast<WebContentsImpl*>(shell()->web_contents())
+                             ->GetFrameTree()->root()->current_frame_host());
+}
+
+// Ensure that renderer initiated cross-site navigations work with browser side
+// navigation.
+IN_PROC_BROWSER_TEST_F(BrowserSideNavigationBrowserTest,
+                       RendererInitiatedCrossSiteNavigation) {
+  // Perform a navigation with no live renderer.
+  {
+    TestNavigationObserver observer(shell()->web_contents());
+    GURL url(embedded_test_server()->GetURL("/simple_links.html"));
+    NavigateToURL(shell(), url);
+    EXPECT_EQ(url, observer.last_navigation_url());
+    EXPECT_TRUE(observer.last_navigation_succeeded());
+  }
+
+  RenderFrameHost* initial_rfh =
+      static_cast<WebContentsImpl*>(shell()->web_contents())
+          ->GetFrameTree()->root()->current_frame_host();
+
+  // Simulate clicking on a cross-site link.
+  {
+    TestNavigationObserver observer(shell()->web_contents());
+    const char kReplacePortNumber[] =
+      "window.domAutomationController.send(setPortNumber(%d));";
+    uint16 port_number = embedded_test_server()->port();
+    GURL url = embedded_test_server()->GetURL("foo.com", "/title2.html");
+    bool success = false;
+    EXPECT_TRUE(ExecuteScriptAndExtractBool(
+        shell()->web_contents(),
+        base::StringPrintf(kReplacePortNumber, port_number),
+        &success));
+    success = false;
+    EXPECT_TRUE(ExecuteScriptAndExtractBool(
+        shell()->web_contents(),
+        "window.domAutomationController.send(clickCrossSiteLink());",
+        &success));
+    EXPECT_TRUE(success);
+    EXPECT_TRUE(WaitForLoadStop(shell()->web_contents()));
+    EXPECT_EQ(url, observer.last_navigation_url());
+    EXPECT_TRUE(observer.last_navigation_succeeded());
+  }
+
+  // The RenderFrameHost should have changed.
+  EXPECT_NE(initial_rfh, static_cast<WebContentsImpl*>(shell()->web_contents())
+                             ->GetFrameTree()->root()->current_frame_host());
+}
+
+}  // namespace content

content/content_tests.gypi

@@ -192,6 +192,7 @@
       'browser/battery_status/battery_monitor_integration_browsertest.cc',
       'browser/compositor/image_transport_factory_browsertest.cc',
       'browser/bookmarklet_browsertest.cc',
+      'browser/browser_side_navigation_browsertest.cc',
       'browser/child_process_launcher_browsertest.cc',
       'browser/child_process_security_policy_browsertest.cc',
       'browser/cross_site_transfer_browsertest.cc',

content/public/test/test_navigation_observer.cc

@@ -46,6 +46,31 @@ class TestNavigationObserver::TestWebContentsObserver
     parent_->OnDidStopLoading(web_contents());
   }
 
+  void DidStartProvisionalLoadForFrame(RenderFrameHost* render_frame_host,
+                                       const GURL& validated_url,
+                                       bool is_error_page,
+                                       bool is_iframe_srcdoc) override {
+    parent_->OnDidStartProvisionalLoadForFrame(
+        render_frame_host, validated_url, is_error_page, is_iframe_srcdoc);
+  }
+
+  void DidFailProvisionalLoad(
+      RenderFrameHost* render_frame_host,
+      const GURL& validated_url,
+      int error_code,
+      const base::string16& error_description) override {
+    parent_->OnDidFailProvisionalLoad(render_frame_host, validated_url,
+                                      error_code, error_description);
+  }
+
+  void DidCommitProvisionalLoadForFrame(
+      RenderFrameHost* render_frame_host,
+      const GURL& url,
+      ui::PageTransition transition_type) override {
+    parent_->OnDidCommitProvisionalLoadForFrame(
+        render_frame_host, url, transition_type);
+  }
+
   TestNavigationObserver* parent_;
 
   DISALLOW_COPY_AND_ASSIGN(TestWebContentsObserver);
@@ -146,4 +171,29 @@ void TestNavigationObserver::OnDidStopLoading(WebContents* web_contents) {
   }
 }
 
+void TestNavigationObserver::OnDidStartProvisionalLoadForFrame(
+    RenderFrameHost* render_frame_host,
+    const GURL& validated_url,
+    bool is_error_page,
+    bool is_iframe_srcdoc) {
+  last_navigation_succeeded_ = false;
+}
+
+void TestNavigationObserver::OnDidFailProvisionalLoad(
+    RenderFrameHost* render_frame_host,
+    const GURL& validated_url,
+    int error_code,
+    const base::string16& error_description) {
+  last_navigation_url_ = validated_url;
+  last_navigation_succeeded_ = false;
+}
+
+void TestNavigationObserver::OnDidCommitProvisionalLoadForFrame(
+    RenderFrameHost* render_frame_host,
+    const GURL& url,
+    ui::PageTransition transition_type) {
+  last_navigation_url_ = url;
+  last_navigation_succeeded_ = true;
+}
+
 }  // namespace content

content/public/test/test_navigation_observer.h

@@ -11,8 +11,11 @@
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/public/test/test_utils.h"
+#include "ui/base/page_transition_types.h"
+#include "url/gurl.h"
 
 namespace content {
+class RenderFrameHost;
 class WebContents;
 struct LoadCommittedDetails;
 
@@ -37,6 +40,10 @@ class TestNavigationObserver {
   void StartWatchingNewWebContents();
   void StopWatchingNewWebContents();
 
+  const GURL& last_navigation_url() const { return last_navigation_url_; }
+
+  int last_navigation_succeeded() const { return last_navigation_succeeded_; }
+
  protected:
   // Register this TestNavigationObserver as an observer of the |web_contents|.
   void RegisterAsObserver(WebContents* web_contents);
@@ -55,6 +62,17 @@ class TestNavigationObserver {
   void OnDidAttachInterstitialPage(WebContents* web_contents);
   void OnDidStartLoading(WebContents* web_contents);
   void OnDidStopLoading(WebContents* web_contents);
+  void OnDidStartProvisionalLoadForFrame(RenderFrameHost* render_frame_host,
+                                         const GURL& validated_url,
+                                         bool is_error_page,
+                                         bool is_iframe_srcdoc);
+  void OnDidFailProvisionalLoad(RenderFrameHost* render_frame_host,
+                                const GURL& validated_url,
+                                int error_code,
+                                const base::string16& error_description);
+  void OnDidCommitProvisionalLoadForFrame(RenderFrameHost* render_frame_host,
+                                          const GURL& url,
+                                          ui::PageTransition transition_type);
 
   // If true the navigation has started.
   bool navigation_started_;
@@ -65,6 +83,12 @@ class TestNavigationObserver {
   // The number of navigations to wait for.
   int number_of_navigations_;
 
+  // The url of the navigation that last committed.
+  GURL last_navigation_url_;
+
+  // True if the last navigation succeeded.
+  bool last_navigation_succeeded_;
+
   // The MessageLoopRunner used to spin the message loop.
   scoped_refptr<MessageLoopRunner> message_loop_runner_;
 

content/renderer/render_frame_impl.cc

@@ -4393,6 +4393,7 @@ void RenderFrameImpl::BeginNavigation(blink::WebURLRequest* request) {
   // TODO(clamy): Same-document navigations should not be sent back to the
   // browser.
   // TODO(clamy): Data urls should not be sent back to the browser either.
+  Send(new FrameHostMsg_DidStartLoading(routing_id_, true));
   Send(new FrameHostMsg_BeginNavigation(routing_id_,
                                         MakeBeginNavigationParams(request),
                                         MakeCommonNavigationParams(request)));

content/test/data/simple_links.html

+<html>
+
+ <head><title>Simple links</title>
+ <script>
+  function simulateClick(target) {
+    var evt = document.createEvent("MouseEvents");
+    evt.initMouseEvent("click", true, true, window,
+                       0, 0, 0, 0, 0, false, false,
+                       false, false, 0, null);
+
+    return target.dispatchEvent(evt);
+  }
+
+  function setPortNumber(portNumber) {
+    var link = document.getElementById("cross_site_link");
+    link.setAttribute("href", "http://foo.com:" + portNumber + "/title2.html");
+    return true;
+  }
+
+  function clickSameSiteLink() {
+    return simulateClick(document.getElementById("same_site_link"));
+  }
+
+  function clickCrossSiteLink() {
+    return simulateClick(document.getElementById("cross_site_link"));
+  }
+ </script>
+ </head>
+
+<a href="title2.html" id="same_site_link">same-site</a><br>
+<a href="http://foo.com/title2.html" id="cross_site_link">cross-site</a><br>
+
+</html>