frame_tree_unittest.cc | Explore in Territory

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/renderer_host/frame_tree.h"

#include <stddef.h>

#include "base/run_loop.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/stringprintf.h"
#include "content/browser/renderer_host/navigator.h"
#include "content/browser/renderer_host/render_frame_host_factory.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/browser/renderer_host/render_view_host_impl.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/test/browser_task_environment.h"
#include "content/public/test/mock_render_process_host.h"
#include "content/public/test/test_browser_context.h"
#include "content/test/test_render_frame_host.h"
#include "content/test/test_render_view_host.h"
#include "content/test/test_web_contents.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/frame/frame_owner_element_type.h"
#include "third_party/blink/public/common/frame/frame_policy.h"
#include "third_party/blink/public/common/tokens/tokens.h"
#include "third_party/blink/public/mojom/frame/frame_owner_properties.mojom.h"

namespace content {

namespace {

// Appends a description of the structure of the frame tree to |result|.
void AppendTreeNodeState(FrameTreeNode* node, std::string* result) { … }

mojo::PendingAssociatedRemote<mojom::Frame> CreateStubFrameRemote() { … }

mojo::PendingReceiver<blink::mojom::BrowserInterfaceBroker>
CreateStubBrowserInterfaceBrokerReceiver() { … }

blink::mojom::PolicyContainerBindParamsPtr
CreateStubPolicyContainerBindParams() { … }

mojo::PendingAssociatedReceiver<blink::mojom::AssociatedInterfaceProvider>
CreateStubAssociatedInterfaceProviderReceiver() { … }

// Logs calls to WebContentsObserver along with the state of the frame tree,
// for later use in EXPECT_EQ().
class TreeWalkingWebContentsLogger : public WebContentsObserver { … };

}  // namespace

class FrameTreeTest : public RenderViewHostImplTestHarness { … };

// Confirm expected operation of the node queue that supports node iterators.
TEST_F(FrameTreeTest, FrameNodeQueue) { … }

// Exercise tree manipulation routines.
//  - Add a series of nodes and verify tree structure.
//  - Remove a series of nodes and verify tree structure.
TEST_F(FrameTreeTest, Shape) { … }

// Ensure frames can be found by frame_tree_node_id, routing ID, or name.
TEST_F(FrameTreeTest, FindFrames) { … }

// Check that PreviousSibling() and NextSibling() are retrieved correctly.
TEST_F(FrameTreeTest, GetSibling) { … }

// Do some simple manipulations of the frame tree, making sure that
// WebContentsObservers see a consistent view of the tree as we go.
TEST_F(FrameTreeTest, ObserverWalksTreeDuringFrameCreation) { … }

// Make sure that WebContentsObservers see a consistent view of the tree after
// recovery from a render process crash.
TEST_F(FrameTreeTest, ObserverWalksTreeAfterCrash) { … }

// Ensure that frames are not added to the tree, if the process passed in
// is different than the process of the parent node.
TEST_F(FrameTreeTest, FailAddFrameWithWrongProcessId) { … }

// Ensure that frames removed while a process has crashed are not preserved in
// the global map of id->frame.
TEST_F(FrameTreeTest, ProcessCrashClearsGlobalMap) { … }

}  // namespace content
chromium/content/browser/renderer_host/frame_tree_unittest.cc
