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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "content/browser/frame_host/frame_tree.h" | 5 #include "content/browser/frame_host/frame_tree.h" |
| 6 | 6 |
| 7 #include "base/run_loop.h" | 7 #include "base/run_loop.h" |
| 8 #include "base/strings/string_number_conversions.h" | 8 #include "base/strings/string_number_conversions.h" |
| 9 #include "content/browser/frame_host/navigator_impl.h" | 9 #include "content/browser/frame_host/navigator_impl.h" |
| 10 #include "content/browser/frame_host/render_frame_host_factory.h" | 10 #include "content/browser/frame_host/render_frame_host_factory.h" |
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| 22 #include "testing/gtest/include/gtest/gtest.h" | 22 #include "testing/gtest/include/gtest/gtest.h" |
| 23 | 23 |
| 24 namespace content { | 24 namespace content { |
| 25 | 25 |
| 26 namespace { | 26 namespace { |
| 27 | 27 |
| 28 // Appends a description of the structure of the frame tree to |result|. | 28 // Appends a description of the structure of the frame tree to |result|. |
| 29 void AppendTreeNodeState(FrameTreeNode* node, std::string* result) { | 29 void AppendTreeNodeState(FrameTreeNode* node, std::string* result) { |
| 30 result->append( | 30 result->append( |
| 31 base::Int64ToString(node->current_frame_host()->GetRoutingID())); | 31 base::Int64ToString(node->current_frame_host()->GetRoutingID())); |
| 32 if (!node->current_frame_host()->IsRenderFrameLive()) | |
| 33 result->append("*"); // Asterisk next to dead frames. | |
| 34 | |
| 35 if (!node->frame_name().empty()) { | 32 if (!node->frame_name().empty()) { |
| 36 result->append(" '"); | 33 result->append(" '"); |
| 37 result->append(node->frame_name()); | 34 result->append(node->frame_name()); |
| 38 result->append("'"); | 35 result->append("'"); |
| 39 } | 36 } |
| 40 result->append(": ["); | 37 result->append(": ["); |
| 41 const char* separator = ""; | 38 const char* separator = ""; |
| 42 for (size_t i = 0; i < node->child_count(); i++) { | 39 for (size_t i = 0; i < node->child_count(); i++) { |
| 43 result->append(separator); | 40 result->append(separator); |
| 44 AppendTreeNodeState(node->child_at(i), result); | 41 AppendTreeNodeState(node->child_at(i), result); |
| (...skipping 153 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 198 "16: [264: [], 266: [], " | 195 "16: [264: [], 266: [], " |
| 199 "267 'node with deep subtree': " | 196 "267 'node with deep subtree': " |
| 200 "[365: [455: []]], 268: []]]", | 197 "[365: [455: []]], 268: []]]", |
| 201 GetTreeState(frame_tree)); | 198 GetTreeState(frame_tree)); |
| 202 } | 199 } |
| 203 | 200 |
| 204 // Do some simple manipulations of the frame tree, making sure that | 201 // Do some simple manipulations of the frame tree, making sure that |
| 205 // WebContentsObservers see a consistent view of the tree as we go. | 202 // WebContentsObservers see a consistent view of the tree as we go. |
| 206 TEST_F(FrameTreeTest, ObserverWalksTreeDuringFrameCreation) { | 203 TEST_F(FrameTreeTest, ObserverWalksTreeDuringFrameCreation) { |
| 207 TreeWalkingWebContentsLogger activity(contents()); | 204 TreeWalkingWebContentsLogger activity(contents()); |
| 208 contents()->NavigateAndCommit(GURL("http://www.google.com")); | |
| 209 EXPECT_EQ("", activity.GetLog()); | |
| 210 | |
| 211 FrameTree* frame_tree = contents()->GetFrameTree(); | 205 FrameTree* frame_tree = contents()->GetFrameTree(); |
| 212 FrameTreeNode* root = frame_tree->root(); | 206 FrameTreeNode* root = frame_tree->root(); |
| 213 | 207 |
| 208 EXPECT_EQ("", activity.GetLog()); |
| 209 |
| 214 // Simulate attaching a series of frames to build the frame tree. | 210 // Simulate attaching a series of frames to build the frame tree. |
| 215 main_test_rfh()->OnCreateChildFrame(14, std::string(), SandboxFlags::NONE); | 211 main_test_rfh()->OnCreateChildFrame(14, std::string(), SandboxFlags::NONE); |
| 216 EXPECT_EQ( | 212 EXPECT_EQ( |
| 217 "RenderFrameHostChanged(new)(14) -> 1: []\n" | 213 "RenderFrameHostChanged(new)(14) -> 1: []\n" |
| 218 "RenderFrameCreated(14) -> 1: [14: []]", | 214 "RenderFrameCreated(14) -> 1: [14: []]", |
| 219 activity.GetLog()); | 215 activity.GetLog()); |
| 220 main_test_rfh()->OnCreateChildFrame(18, std::string(), SandboxFlags::NONE); | 216 main_test_rfh()->OnCreateChildFrame(18, std::string(), SandboxFlags::NONE); |
| 221 EXPECT_EQ( | 217 EXPECT_EQ( |
| 222 "RenderFrameHostChanged(new)(18) -> 1: [14: []]\n" | 218 "RenderFrameHostChanged(new)(18) -> 1: [14: []]\n" |
| 223 "RenderFrameCreated(18) -> 1: [14: [], 18: []]", | 219 "RenderFrameCreated(18) -> 1: [14: [], 18: []]", |
| 224 activity.GetLog()); | 220 activity.GetLog()); |
| 225 frame_tree->RemoveFrame(root->child_at(0)); | 221 frame_tree->RemoveFrame(root->child_at(0)); |
| 226 EXPECT_EQ("RenderFrameDeleted(14) -> 1: [18: []]", activity.GetLog()); | 222 EXPECT_EQ("RenderFrameDeleted(14) -> 1: [18: []]", activity.GetLog()); |
| 227 frame_tree->RemoveFrame(root->child_at(0)); | 223 frame_tree->RemoveFrame(root->child_at(0)); |
| 228 EXPECT_EQ("RenderFrameDeleted(18) -> 1: []", activity.GetLog()); | 224 EXPECT_EQ("RenderFrameDeleted(18) -> 1: []", activity.GetLog()); |
| 229 } | 225 } |
| 230 | 226 |
| 231 // Make sure that WebContentsObservers see a consistent view of the tree after | 227 // Make sure that WebContentsObservers see a consistent view of the tree after |
| 232 // recovery from a render process crash. | 228 // recovery from a render process crash. |
| 233 TEST_F(FrameTreeTest, ObserverWalksTreeAfterCrash) { | 229 TEST_F(FrameTreeTest, ObserverWalksTreeAfterCrash) { |
| 234 TreeWalkingWebContentsLogger activity(contents()); | 230 TreeWalkingWebContentsLogger activity(contents()); |
| 235 contents()->NavigateAndCommit(GURL("http://www.google.com")); | |
| 236 EXPECT_EQ("", activity.GetLog()); | |
| 237 | 231 |
| 238 main_test_rfh()->OnCreateChildFrame(22, std::string(), SandboxFlags::NONE); | 232 main_test_rfh()->OnCreateChildFrame(22, std::string(), SandboxFlags::NONE); |
| 239 EXPECT_EQ( | 233 EXPECT_EQ( |
| 240 "RenderFrameHostChanged(new)(22) -> 1: []\n" | 234 "RenderFrameHostChanged(new)(22) -> 1: []\n" |
| 241 "RenderFrameCreated(22) -> 1: [22: []]", | 235 "RenderFrameCreated(22) -> 1: [22: []]", |
| 242 activity.GetLog()); | 236 activity.GetLog()); |
| 243 main_test_rfh()->OnCreateChildFrame(23, std::string(), SandboxFlags::NONE); | 237 main_test_rfh()->OnCreateChildFrame(23, std::string(), SandboxFlags::NONE); |
| 244 EXPECT_EQ( | 238 EXPECT_EQ( |
| 245 "RenderFrameHostChanged(new)(23) -> 1: [22: []]\n" | 239 "RenderFrameHostChanged(new)(23) -> 1: [22: []]\n" |
| 246 "RenderFrameCreated(23) -> 1: [22: [], 23: []]", | 240 "RenderFrameCreated(23) -> 1: [22: [], 23: []]", |
| 247 activity.GetLog()); | 241 activity.GetLog()); |
| 248 | 242 |
| 249 // Crash the renderer | 243 // Crash the renderer |
| 250 main_test_rfh()->OnMessageReceived(FrameHostMsg_RenderProcessGone( | 244 main_test_rfh()->OnMessageReceived(FrameHostMsg_RenderProcessGone( |
| 251 main_test_rfh()->GetRoutingID(), base::TERMINATION_STATUS_PROCESS_CRASHED, | 245 main_test_rfh()->GetRoutingID(), base::TERMINATION_STATUS_PROCESS_CRASHED, |
| 252 -1)); | 246 -1)); |
| 253 EXPECT_EQ( | 247 EXPECT_EQ( |
| 254 "RenderFrameDeleted(22) -> 1: []\n" | 248 "RenderFrameDeleted(22) -> 1: []\n" |
| 255 "RenderFrameDeleted(23) -> 1: []\n" | 249 "RenderFrameDeleted(23) -> 1: []\n" |
| 256 "RenderFrameDeleted(1) -> 1: []\n" | 250 "RenderFrameDeleted(1) -> 1: []\n" |
| 257 "RenderProcessGone -> 1: []", | 251 "RenderProcessGone -> 1: []", |
| 258 activity.GetLog()); | 252 activity.GetLog()); |
| 259 } | 253 } |
| 260 | 254 |
| 261 // Ensure that frames are not added to the tree, if the process passed in | 255 // Ensure that frames are not added to the tree, if the process passed in |
| 262 // is different than the process of the parent node. | 256 // is different than the process of the parent node. |
| 263 TEST_F(FrameTreeTest, FailAddFrameWithWrongProcessId) { | 257 TEST_F(FrameTreeTest, FailAddFrameWithWrongProcessId) { |
| 264 contents()->NavigateAndCommit(GURL("http://www.google.com")); | |
| 265 FrameTree* frame_tree = contents()->GetFrameTree(); | 258 FrameTree* frame_tree = contents()->GetFrameTree(); |
| 266 FrameTreeNode* root = frame_tree->root(); | 259 FrameTreeNode* root = frame_tree->root(); |
| 267 int process_id = root->current_frame_host()->GetProcess()->GetID(); | 260 int process_id = root->current_frame_host()->GetProcess()->GetID(); |
| 268 | 261 |
| 269 ASSERT_EQ("1: []", GetTreeState(frame_tree)); | 262 ASSERT_EQ("1: []", GetTreeState(frame_tree)); |
| 270 | 263 |
| 271 // Simulate attaching a frame from mismatched process id. | 264 // Simulate attaching a frame from mismatched process id. |
| 272 ASSERT_FALSE(frame_tree->AddFrame(root, process_id + 1, 1, std::string())); | 265 ASSERT_FALSE(frame_tree->AddFrame(root, process_id + 1, 1, std::string())); |
| 273 ASSERT_EQ("1: []", GetTreeState(frame_tree)); | 266 ASSERT_EQ("1: []", GetTreeState(frame_tree)); |
| 274 } | 267 } |
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| 298 main_test_rfh()->OnMessageReceived(FrameHostMsg_RenderProcessGone( | 291 main_test_rfh()->OnMessageReceived(FrameHostMsg_RenderProcessGone( |
| 299 0, base::TERMINATION_STATUS_PROCESS_CRASHED, -1)); | 292 0, base::TERMINATION_STATUS_PROCESS_CRASHED, -1)); |
| 300 | 293 |
| 301 // Ensure they cannot be found by id after the process has crashed. | 294 // Ensure they cannot be found by id after the process has crashed. |
| 302 EXPECT_FALSE(FrameTreeNode::GloballyFindByID(id1)); | 295 EXPECT_FALSE(FrameTreeNode::GloballyFindByID(id1)); |
| 303 EXPECT_FALSE(FrameTreeNode::GloballyFindByID(id2)); | 296 EXPECT_FALSE(FrameTreeNode::GloballyFindByID(id2)); |
| 304 EXPECT_FALSE(FrameTreeNode::GloballyFindByID(id3)); | 297 EXPECT_FALSE(FrameTreeNode::GloballyFindByID(id3)); |
| 305 } | 298 } |
| 306 | 299 |
| 307 } // namespace content | 300 } // namespace content |
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