Add methods to NavigationHandle to allow refactoring webNavigation to use it.

content/browser/frame_host/navigation_handle_impl_browsertest.cc

 // Copyright 2016 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/frame_host/navigation_handle_impl.h"
+#include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_observer.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/shell/browser/shell.h"
 #include "net/dns/mock_host_resolver.h"
 #include "ui/base/page_transition_types.h"
+#include "url/url_constants.h"
 
 namespace content {
 
 namespace {
 
 class NavigationHandleObserver : public WebContentsObserver {
  public:
   NavigationHandleObserver(WebContents* web_contents, const GURL& expected_url)
       : WebContentsObserver(web_contents),
         handle_(nullptr),
         has_committed_(false),
         is_error_(false),
+        is_main_frame_(false),
+        is_parent_main_frame_(false),
+        is_synchronous_(false),
+        is_srcdoc_(false),
+        was_redirected_(false),
+        frame_tree_node_id_(-1),
         page_transition_(ui::PAGE_TRANSITION_LINK),
         expected_url_(expected_url) {}
 
   void DidStartNavigation(NavigationHandle* navigation_handle) override {
     if (handle_ || navigation_handle->GetURL() != expected_url_)
       return;
 
     handle_ = navigation_handle;
     has_committed_ = false;
     is_error_ = false;
     page_transition_ = ui::PAGE_TRANSITION_LINK;
     last_committed_url_ = GURL();
+
+    is_main_frame_ = navigation_handle->IsInMainFrame();
+    is_parent_main_frame_ = navigation_handle->IsParentMainFrame();
+    is_synchronous_ = navigation_handle->IsSynchronousNavigation();
+    is_srcdoc_ = navigation_handle->IsSrcdoc();
+    was_redirected_ = navigation_handle->WasServerRedirect();
+    frame_tree_node_id_ = navigation_handle->GetFrameTreeNodeId();
   }
 
   void DidFinishNavigation(NavigationHandle* navigation_handle) override {
     if (navigation_handle != handle_)
       return;
 
+    DCHECK_EQ(is_main_frame_, navigation_handle->IsInMainFrame());
+    DCHECK_EQ(is_parent_main_frame_, navigation_handle->IsParentMainFrame());
+    DCHECK_EQ(is_synchronous_, navigation_handle->IsSynchronousNavigation());
+    DCHECK_EQ(is_srcdoc_, navigation_handle->IsSrcdoc());
+    DCHECK_EQ(frame_tree_node_id_, navigation_handle->GetFrameTreeNodeId());
+
+    was_redirected_ = navigation_handle->WasServerRedirect();
+
     if (navigation_handle->HasCommitted()) {
       has_committed_ = true;
       if (!navigation_handle->IsErrorPage()) {
         page_transition_ = navigation_handle->GetPageTransition();
         last_committed_url_ = navigation_handle->GetURL();
       } else {
         is_error_ = true;
       }
     } else {
       has_committed_ = false;
       is_error_ = true;
     }
 
     handle_ = nullptr;
   }
 
   bool has_committed() { return has_committed_; }
-
   bool is_error() { return is_error_; }
+  bool is_main_frame() { return is_main_frame_; }
+  bool is_parent_main_frame() { return is_parent_main_frame_; }
+  bool is_synchronous() { return is_synchronous_; }
+  bool is_srcdoc() { return is_srcdoc_; }
+  bool was_redirected() { return was_redirected_; }
+  int frame_tree_node_id() { return frame_tree_node_id_; }
 
   const GURL& last_committed_url() { return last_committed_url_; }
 
   ui::PageTransition page_transition() { return page_transition_; }
 
  private:
   // A reference to the NavigationHandle so this class will track only
   // one navigation at a time. It is set at DidStartNavigation and cleared
   // at DidFinishNavigation before the NavigationHandle is destroyed.
   NavigationHandle* handle_;
   bool has_committed_;
   bool is_error_;
+  bool is_main_frame_;
+  bool is_parent_main_frame_;
+  bool is_synchronous_;
+  bool is_srcdoc_;
+  bool was_redirected_;
+  int frame_tree_node_id_;
   ui::PageTransition page_transition_;
   GURL expected_url_;
   GURL last_committed_url_;
 };
 
 }  // namespace
 
 class NavigationHandleImplBrowserTest : public ContentBrowserTest {
  protected:
   void SetUpOnMainThread() override {
     host_resolver()->AddRule("*", "127.0.0.1");
     ASSERT_TRUE(embedded_test_server()->Start());
     SetupCrossSiteRedirector(embedded_test_server());
   }
 };
 
 // Ensure that PageTransition is properly set on the NavigationHandle.
 IN_PROC_BROWSER_TEST_F(NavigationHandleImplBrowserTest, VerifyPageTransition) {
   {
     // Test browser initiated navigation, which should have a PageTransition as
     // if it came from the omnibox.
     GURL url(embedded_test_server()->GetURL("/title1.html"));
     NavigationHandleObserver observer(shell()->web_contents(), url);
     ui::PageTransition expected_transition = ui::PageTransitionFromInt(
         ui::PAGE_TRANSITION_TYPED | ui::PAGE_TRANSITION_FROM_ADDRESS_BAR);
 
-    NavigateToURL(shell(), url);
+    EXPECT_TRUE(NavigateToURL(shell(), url));
+
     EXPECT_TRUE(observer.has_committed());
     EXPECT_FALSE(observer.is_error());
     EXPECT_EQ(url, observer.last_committed_url());
     EXPECT_EQ(expected_transition, observer.page_transition());
   }
 
   {
     // Test navigating to a page with subframe. The subframe will have
     // PageTransition of type AUTO_SUBFRAME.
     GURL url(
         embedded_test_server()->GetURL("/frame_tree/page_with_one_frame.html"));
     NavigationHandleObserver observer(
         shell()->web_contents(),
         embedded_test_server()->GetURL("/cross-site/baz.com/title1.html"));
     ui::PageTransition expected_transition =
         ui::PageTransitionFromInt(ui::PAGE_TRANSITION_AUTO_SUBFRAME);
 
-    NavigateToURL(shell(), url);
+    EXPECT_TRUE(NavigateToURL(shell(), url));
+
     EXPECT_TRUE(observer.has_committed());
     EXPECT_FALSE(observer.is_error());
     EXPECT_EQ(embedded_test_server()->GetURL("baz.com", "/title1.html"),
               observer.last_committed_url());
     EXPECT_EQ(expected_transition, observer.page_transition());
+    EXPECT_FALSE(observer.is_main_frame());
   }
 }
 
+// Ensure that the following methods on NavigationHandle behave correctly:
+// * IsInMainFrame
+// * IsParentMainFrame
+IN_PROC_BROWSER_TEST_F(NavigationHandleImplBrowserTest, VerifyFrameTree) {
+  GURL main_url(embedded_test_server()->GetURL(
+      "a.com", "/cross_site_iframe_factory.html?a(b(c))"));
+  GURL b_url(embedded_test_server()->GetURL(
+      "b.com", "/cross_site_iframe_factory.html?b(c())"));
+  GURL c_url(embedded_test_server()->GetURL(
+      "c.com", "/cross_site_iframe_factory.html?c()"));
+
+  NavigationHandleObserver main_observer(shell()->web_contents(), main_url);
+  NavigationHandleObserver b_observer(shell()->web_contents(), b_url);
+  NavigationHandleObserver c_observer(shell()->web_contents(), c_url);
+
+  EXPECT_TRUE(NavigateToURL(shell(), main_url));
+
+  FrameTreeNode* root = static_cast<WebContentsImpl*>(shell()->web_contents())
+                            ->GetFrameTree()
+                            ->root();
+
+  // Verify the main frame.
+  EXPECT_TRUE(main_observer.has_committed());
+  EXPECT_FALSE(main_observer.is_error());
+  EXPECT_EQ(main_url, main_observer.last_committed_url());
+  EXPECT_TRUE(main_observer.is_main_frame());
+  EXPECT_EQ(root->frame_tree_node_id(), main_observer.frame_tree_node_id());
+
+  // Verify the b.com frame.
+  EXPECT_TRUE(b_observer.has_committed());
+  EXPECT_FALSE(b_observer.is_error());
+  EXPECT_EQ(b_url, b_observer.last_committed_url());
+  EXPECT_FALSE(b_observer.is_main_frame());
+  EXPECT_TRUE(b_observer.is_parent_main_frame());
+  EXPECT_EQ(root->child_at(0)->frame_tree_node_id(),
+            b_observer.frame_tree_node_id());
+
+  // Verify the c.com frame.
+  EXPECT_TRUE(c_observer.has_committed());
+  EXPECT_FALSE(c_observer.is_error());
+  EXPECT_EQ(c_url, c_observer.last_committed_url());
+  EXPECT_FALSE(c_observer.is_main_frame());
+  EXPECT_FALSE(c_observer.is_parent_main_frame());
+  EXPECT_EQ(root->child_at(0)->child_at(0)->frame_tree_node_id(),
+            c_observer.frame_tree_node_id());
+}
+
+// Ensure that the WasRedirected() method on NavigationHandle behaves correctly.
+IN_PROC_BROWSER_TEST_F(NavigationHandleImplBrowserTest, VerifyRedirect) {
+  {
+    GURL url(embedded_test_server()->GetURL("/title1.html"));
+    NavigationHandleObserver observer(shell()->web_contents(), url);
+
+    EXPECT_TRUE(NavigateToURL(shell(), url));
+
+    EXPECT_TRUE(observer.has_committed());
+    EXPECT_FALSE(observer.is_error());
+    EXPECT_FALSE(observer.was_redirected());
+  }
+
+  {
+    GURL url(embedded_test_server()->GetURL("/cross-site/baz.com/title1.html"));
+    NavigationHandleObserver observer(shell()->web_contents(), url);
+
+    NavigateToURL(shell(), url);
+
+    EXPECT_TRUE(observer.has_committed());
+    EXPECT_FALSE(observer.is_error());
+    EXPECT_TRUE(observer.was_redirected());
+  }
+}
+
+// Ensure that the IsSrcdoc() method on NavigationHandle behaves correctly.
+IN_PROC_BROWSER_TEST_F(NavigationHandleImplBrowserTest, VerifySrcdoc) {
+  GURL url(embedded_test_server()->GetURL(
+      "/frame_tree/page_with_srcdoc_frame.html"));
+  NavigationHandleObserver observer(shell()->web_contents(),
+                                    GURL(url::kAboutBlankURL));
+
+  EXPECT_TRUE(NavigateToURL(shell(), url));
+
+  EXPECT_TRUE(observer.has_committed());
+  EXPECT_FALSE(observer.is_error());
+  EXPECT_TRUE(observer.is_srcdoc());
+}
+
+// Ensure that the IsSynchronousNavigation() method on NavigationHandle behaves
+// correctly.
+IN_PROC_BROWSER_TEST_F(NavigationHandleImplBrowserTest, VerifySynchronous) {
+  GURL url(embedded_test_server()->GetURL(
+      "a.com", "/cross_site_iframe_factory.html?a(a())"));
+  EXPECT_TRUE(NavigateToURL(shell(), url));
+
+  FrameTreeNode* root = static_cast<WebContentsImpl*>(shell()->web_contents())
+                            ->GetFrameTree()
+                            ->root();
+
+  NavigationHandleObserver observer(
+      shell()->web_contents(), embedded_test_server()->GetURL("a.com", "/bar"));
+  EXPECT_TRUE(ExecuteScript(root->child_at(0)->current_frame_host(),
+                            "window.history.pushState({}, '', 'bar');"));
+
+  EXPECT_TRUE(observer.has_committed());
+  EXPECT_FALSE(observer.is_error());
+  EXPECT_TRUE(observer.is_synchronous());
+}
+
 }  // namespace content