| // Copyright (c) 2014 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/command_line.h" |
| #include "base/strings/stringprintf.h" |
| #include "content/browser/accessibility/browser_accessibility.h" |
| #include "content/browser/accessibility/browser_accessibility_manager.h" |
| #include "content/browser/accessibility/browser_accessibility_state_impl.h" |
| #include "content/browser/frame_host/cross_process_frame_connector.h" |
| #include "content/browser/frame_host/frame_tree.h" |
| #include "content/browser/frame_host/render_frame_proxy_host.h" |
| #include "content/browser/frame_host/render_widget_host_view_child_frame.h" |
| #include "content/browser/renderer_host/render_view_host_impl.h" |
| #include "content/browser/site_per_process_browsertest.h" |
| #include "content/browser/web_contents/web_contents_impl.h" |
| #include "content/public/browser/notification_observer.h" |
| #include "content/public/browser/notification_service.h" |
| #include "content/public/browser/notification_types.h" |
| #include "content/public/browser/web_contents_observer.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_utils.h" |
| #include "content/shell/browser/shell.h" |
| #include "content/test/accessibility_browser_test_utils.h" |
| #include "content/test/content_browser_test_utils_internal.h" |
| #include "net/dns/mock_host_resolver.h" |
| #include "url/gurl.h" |
| |
| namespace content { |
| |
| class SitePerProcessAccessibilityBrowserTest |
| : public SitePerProcessBrowserTest { |
| public: |
| SitePerProcessAccessibilityBrowserTest() {} |
| }; |
| |
| // TODO(nasko): try enabling this test on more platforms once |
| // SitePerProcessBrowserTest.CrossSiteIframe is enabled everywhere. |
| // http://crbug.com/399775 |
| #if defined(OS_LINUX) && !defined(OS_CHROMEOS) |
| #define MAYBE_CrossSiteIframeAccessibility CrossSiteIframeAccessibility |
| #else |
| #define MAYBE_CrossSiteIframeAccessibility DISABLED_CrossSiteIframeAccessibility |
| #endif |
| IN_PROC_BROWSER_TEST_F(SitePerProcessAccessibilityBrowserTest, |
| MAYBE_CrossSiteIframeAccessibility) { |
| // Enable full accessibility for all current and future WebContents. |
| BrowserAccessibilityState::GetInstance()->EnableAccessibility(); |
| |
| AccessibilityNotificationWaiter main_frame_accessibility_waiter( |
| shell(), AccessibilityModeComplete, |
| ui::AX_EVENT_LOAD_COMPLETE); |
| |
| host_resolver()->AddRule("*", "127.0.0.1"); |
| ASSERT_TRUE(test_server()->Start()); |
| GURL main_url(test_server()->GetURL("files/site_per_process_main.html")); |
| NavigateToURL(shell(), main_url); |
| |
| // It is safe to obtain the root frame tree node here, as it doesn't change. |
| FrameTreeNode* root = |
| static_cast<WebContentsImpl*>(shell()->web_contents())-> |
| GetFrameTree()->root(); |
| |
| // Load same-site page into iframe. |
| FrameTreeNode* child = root->child_at(0); |
| GURL http_url(test_server()->GetURL("files/title1.html")); |
| NavigateFrameToURL(child, http_url); |
| |
| // These must stay in scope with replace_host. |
| GURL::Replacements replace_host; |
| std::string foo_com("foo.com"); |
| |
| // Load cross-site page into iframe. |
| GURL cross_site_url(test_server()->GetURL("files/title2.html")); |
| replace_host.SetHostStr(foo_com); |
| cross_site_url = cross_site_url.ReplaceComponents(replace_host); |
| NavigateFrameToURL(root->child_at(0), cross_site_url); |
| |
| // Ensure that we have created a new process for the subframe. |
| ASSERT_EQ(1U, root->child_count()); |
| SiteInstance* site_instance = child->current_frame_host()->GetSiteInstance(); |
| EXPECT_NE(shell()->web_contents()->GetSiteInstance(), site_instance); |
| |
| // Wait until the accessibility tree from both the main frame and |
| // cross-process iframe load. |
| RenderFrameHostImpl* child_frame = static_cast<RenderFrameHostImpl*>( |
| child->current_frame_host()); |
| AccessibilityNotificationWaiter child_frame_accessibility_waiter( |
| child_frame, ui::AX_EVENT_NONE); |
| main_frame_accessibility_waiter.WaitForNotification(); |
| child_frame_accessibility_waiter.WaitForNotification(); |
| |
| RenderFrameHostImpl* main_frame = static_cast<RenderFrameHostImpl*>( |
| shell()->web_contents()->GetMainFrame()); |
| BrowserAccessibilityManager* main_frame_manager = |
| main_frame->browser_accessibility_manager(); |
| VLOG(1) << "Main frame accessibility tree:\n" |
| << main_frame_manager->SnapshotAXTreeForTesting().ToString(); |
| |
| BrowserAccessibilityManager* child_frame_manager = |
| child_frame->browser_accessibility_manager(); |
| VLOG(1) << "Child frame accessibility tree:\n" |
| << child_frame_manager->SnapshotAXTreeForTesting().ToString(); |
| |
| // Assert that we can walk from the main frame down into the child frame |
| // directly, getting correct roles and data along the way. |
| BrowserAccessibility* ax_root = main_frame_manager->GetRoot(); |
| ASSERT_EQ(ui::AX_ROLE_ROOT_WEB_AREA, ax_root->GetRole()); |
| ASSERT_EQ(1U, ax_root->PlatformChildCount()); |
| |
| BrowserAccessibility* ax_group = ax_root->PlatformGetChild(0); |
| ASSERT_EQ(ui::AX_ROLE_GROUP, ax_group->GetRole()); |
| ASSERT_EQ(1U, ax_group->PlatformChildCount()); |
| |
| BrowserAccessibility* ax_iframe = ax_group->PlatformGetChild(0); |
| ASSERT_EQ(ui::AX_ROLE_IFRAME, ax_iframe->GetRole()); |
| ASSERT_EQ(1U, ax_iframe->PlatformChildCount()); |
| |
| BrowserAccessibility* ax_scroll_area = ax_iframe->PlatformGetChild(0); |
| ASSERT_EQ(ui::AX_ROLE_SCROLL_AREA, ax_scroll_area->GetRole()); |
| ASSERT_EQ(1U, ax_scroll_area->PlatformChildCount()); |
| |
| BrowserAccessibility* ax_child_frame_root = |
| ax_scroll_area->PlatformGetChild(0); |
| ASSERT_EQ(ui::AX_ROLE_ROOT_WEB_AREA, ax_child_frame_root->GetRole()); |
| ASSERT_EQ(1U, ax_child_frame_root->PlatformChildCount()); |
| ASSERT_EQ("Title Of Awesomeness", ax_child_frame_root->name()); |
| |
| BrowserAccessibility* ax_child_frame_group = |
| ax_child_frame_root->PlatformGetChild(0); |
| ASSERT_EQ(ui::AX_ROLE_GROUP, ax_child_frame_group->GetRole()); |
| ASSERT_EQ(1U, ax_child_frame_group->PlatformChildCount()); |
| |
| BrowserAccessibility* ax_child_frame_static_text = |
| ax_child_frame_group->PlatformGetChild(0); |
| ASSERT_EQ(ui::AX_ROLE_STATIC_TEXT, ax_child_frame_static_text->GetRole()); |
| ASSERT_EQ(0U, ax_child_frame_static_text->PlatformChildCount()); |
| |
| // Last, check that the parent of the child frame root is correct. |
| ASSERT_EQ(ax_child_frame_root->GetParent(), ax_scroll_area); |
| } |
| |
| } // namespace content |