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-rw-r--r--content/browser/frame_host/frame_tree_unittest.cc102
1 files changed, 67 insertions, 35 deletions
diff --git a/content/browser/frame_host/frame_tree_unittest.cc b/content/browser/frame_host/frame_tree_unittest.cc
index ede3513..6f1bb33 100644
--- a/content/browser/frame_host/frame_tree_unittest.cc
+++ b/content/browser/frame_host/frame_tree_unittest.cc
@@ -10,7 +10,6 @@
#include "content/browser/frame_host/render_frame_host_factory.h"
#include "content/browser/frame_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/test/mock_render_process_host.h"
#include "content/public/test/test_browser_context.h"
#include "content/public/test/test_browser_thread_bundle.h"
@@ -48,6 +47,35 @@ class FrameTreeTest : public RenderViewHostTestHarness {
}
};
+// The root node never changes during navigation even though its
+// RenderFrameHost does.
+// - Swapping main frame doesn't change root node.
+// - Swapping back to NULL doesn't crash (easier tear-down for interstitials).
+// - Main frame does not own RenderFrameHost.
+TEST_F(FrameTreeTest, RootNode) {
+ FrameTree frame_tree(new NavigatorImpl(NULL, NULL), NULL, NULL, NULL, NULL);
+
+ // Initial state has empty node.
+ FrameTreeNode* root = frame_tree.root();
+ ASSERT_TRUE(root);
+ EXPECT_FALSE(frame_tree.GetMainFrame());
+
+ // Swap in main frame.
+ RenderFrameHostImpl* dummy = reinterpret_cast<RenderFrameHostImpl*>(0x1);
+ frame_tree.SwapMainFrame(dummy);
+ EXPECT_EQ(root, frame_tree.root());
+ EXPECT_EQ(dummy, frame_tree.GetMainFrame());
+
+ // Move back to NULL.
+ frame_tree.SwapMainFrame(NULL);
+ EXPECT_EQ(root, frame_tree.root());
+ EXPECT_FALSE(frame_tree.GetMainFrame());
+
+ // Move back to an invalid pointer, let the FrameTree go out of scope. Test
+ // should not crash because the main frame isn't owned.
+ frame_tree.SwapMainFrame(dummy);
+}
+
// Test that swapping the main frame resets the renderer-assigned frame id.
// - On creation, frame id is unassigned.
// - After a swap, frame id is unassigned.
@@ -61,7 +89,7 @@ TEST_F(FrameTreeTest, FirstNavigationAfterSwap) {
EXPECT_FALSE(frame_tree.IsFirstNavigationAfterSwap());
EXPECT_EQ(1, frame_tree.root()->frame_id());
- frame_tree.ResetForMainFrameSwap();
+ frame_tree.SwapMainFrame(NULL);
EXPECT_TRUE(frame_tree.IsFirstNavigationAfterSwap());
EXPECT_EQ(FrameTreeNode::kInvalidFrameId,
frame_tree.root()->frame_id());
@@ -71,43 +99,49 @@ TEST_F(FrameTreeTest, FirstNavigationAfterSwap) {
// - Add a series of nodes and verify tree structure.
// - Remove a series of nodes and verify tree structure.
TEST_F(FrameTreeTest, Shape) {
- // Use the FrameTree of the WebContents so that it has all the delegates it
- // needs. We may want to consider a test version of this.
- FrameTree* frame_tree =
- static_cast<WebContentsImpl*>(web_contents())->GetFrameTree();
+ FrameTree frame_tree(new NavigatorImpl(NULL, NULL), NULL, NULL, NULL, NULL);
std::string no_children_node("no children node");
std::string deep_subtree("node with deep subtree");
- frame_tree->OnFirstNavigationAfterSwap(5);
+ // Ensure the top-level node of the FrameTree is initialized by simulating a
+ // main frame swap here.
+ scoped_ptr<RenderFrameHostImpl> render_frame_host =
+ RenderFrameHostFactory::Create(static_cast<RenderViewHostImpl*>(rvh()),
+ NULL,
+ &frame_tree,
+ frame_tree.root(),
+ process()->GetNextRoutingID(),
+ false);
+ frame_tree.SwapMainFrame(render_frame_host.get());
+ frame_tree.OnFirstNavigationAfterSwap(5);
- ASSERT_EQ("5: []", GetTreeState(frame_tree));
+ ASSERT_EQ("5: []", GetTreeState(&frame_tree));
// Simulate attaching a series of frames to build the frame tree.
- frame_tree->AddFrame(process()->GetNextRoutingID(), 5, 14, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 5, 15, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 5, 16, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 5, 14, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 5, 15, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 5, 16, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 14, 244, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 15, 255,
- no_children_node);
- frame_tree->AddFrame(process()->GetNextRoutingID(), 14, 245, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 14, 244, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 15, 255, no_children_node);
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 14, 245, std::string());
ASSERT_EQ("5: [14: [244: [], 245: []], "
"15: [255 'no children node': []], "
"16: []]",
- GetTreeState(frame_tree));
+ GetTreeState(&frame_tree));
- frame_tree->AddFrame(process()->GetNextRoutingID(), 16, 264, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 16, 265, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 16, 266, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 16, 267, deep_subtree);
- frame_tree->AddFrame(process()->GetNextRoutingID(), 16, 268, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 16, 264, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 16, 265, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 16, 266, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 16, 267, deep_subtree);
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 16, 268, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 267, 365, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 365, 455, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 455, 555, std::string());
- frame_tree->AddFrame(process()->GetNextRoutingID(), 555, 655, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 267, 365, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 365, 455, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 455, 555, std::string());
+ frame_tree.AddFrame(process()->GetNextRoutingID(), 555, 655, std::string());
// Now that's it's fully built, verify the tree structure is as expected.
ASSERT_EQ("5: [14: [244: [], 245: []], "
@@ -115,33 +149,31 @@ TEST_F(FrameTreeTest, Shape) {
"16: [264: [], 265: [], 266: [], "
"267 'node with deep subtree': "
"[365: [455: [555: [655: []]]]], 268: []]]",
- GetTreeState(frame_tree));
+ GetTreeState(&frame_tree));
- // Test removing of nodes. Clear the frame removal listener so we can pass a
- // NULL RFH here.
- frame_tree->ClearFrameRemoveListenerForTesting();
- frame_tree->RemoveFrame(NULL, 555, 655);
+ // Test removing of nodes.
+ frame_tree.RemoveFrame(NULL, 555, 655);
ASSERT_EQ("5: [14: [244: [], 245: []], "
"15: [255 'no children node': []], "
"16: [264: [], 265: [], 266: [], "
"267 'node with deep subtree': "
"[365: [455: [555: []]]], 268: []]]",
- GetTreeState(frame_tree));
+ GetTreeState(&frame_tree));
- frame_tree->RemoveFrame(NULL, 16, 265);
+ frame_tree.RemoveFrame(NULL, 16, 265);
ASSERT_EQ("5: [14: [244: [], 245: []], "
"15: [255 'no children node': []], "
"16: [264: [], 266: [], "
"267 'node with deep subtree': "
"[365: [455: [555: []]]], 268: []]]",
- GetTreeState(frame_tree));
+ GetTreeState(&frame_tree));
- frame_tree->RemoveFrame(NULL, 5, 15);
+ frame_tree.RemoveFrame(NULL, 5, 15);
ASSERT_EQ("5: [14: [244: [], 245: []], "
"16: [264: [], 266: [], "
"267 'node with deep subtree': "
"[365: [455: [555: []]]], 268: []]]",
- GetTreeState(frame_tree));
+ GetTreeState(&frame_tree));
}
} // namespace
generated by cgit v1.1 at 2025-02-08 01:17:17 +0000