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1 // Copyright 2017 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #import "ios/shared/chrome/browser/tabs/web_state_list_order_controller.h" | |
6 | |
7 #include "base/macros.h" | |
8 #include "base/memory/ptr_util.h" | |
9 #import "ios/shared/chrome/browser/tabs/web_state_list.h" | |
10 #import "ios/web/public/test/fakes/test_navigation_manager.h" | |
11 #import "ios/web/public/test/fakes/test_web_state.h" | |
12 #include "testing/gtest/include/gtest/gtest.h" | |
13 #include "testing/platform_test.h" | |
14 #include "ui/base/page_transition_types.h" | |
15 | |
16 namespace { | |
17 const char kURL[] = "https://chromium.org/"; | |
18 | |
19 // A fake NavigationManager used to test opener-opened relationship in the | |
20 // WebStateList. | |
21 class FakeNavigationManer : public web::TestNavigationManager { | |
22 public: | |
23 FakeNavigationManer() = default; | |
24 | |
25 // web::NavigationManager implementation. | |
26 int GetCurrentItemIndex() const override { return 0; } | |
27 int GetLastCommittedItemIndex() const override { return 0; } | |
28 | |
29 DISALLOW_COPY_AND_ASSIGN(FakeNavigationManer); | |
30 }; | |
31 | |
32 } // namespace | |
33 | |
34 class WebStateListOrderControllerTest : public PlatformTest { | |
35 public: | |
36 WebStateListOrderControllerTest() | |
37 : web_state_list_(WebStateList::WebStateOwned), | |
38 order_controller_(&web_state_list_) {} | |
39 | |
40 protected: | |
41 WebStateList web_state_list_; | |
42 WebStateListOrderController order_controller_; | |
43 | |
44 // This method should return std::unique_ptr<> however, due to the complex | |
45 // ownership of Tab, WebStateList currently uses raw pointers. Change this | |
46 // once Tab ownership is sane, see http://crbug.com/546222 for progress. | |
47 web::WebState* CreateWebState() { | |
48 auto test_web_state = base::MakeUnique<web::TestWebState>(); | |
49 test_web_state->SetCurrentURL(GURL(kURL)); | |
50 test_web_state->SetNavigationManager( | |
51 base::MakeUnique<FakeNavigationManer>()); | |
52 return test_web_state.release(); | |
53 } | |
54 | |
55 private: | |
56 DISALLOW_COPY_AND_ASSIGN(WebStateListOrderControllerTest); | |
57 }; | |
58 | |
59 TEST_F(WebStateListOrderControllerTest, DetermineInsertionIndex) { | |
60 web_state_list_.InsertWebState(0, CreateWebState(), nullptr); | |
61 web_state_list_.InsertWebState(1, CreateWebState(), nullptr); | |
62 web::WebState* opener = web_state_list_.GetWebStateAt(0); | |
63 | |
64 // Verify that first child WebState is inserted after |opener| if there are | |
65 // no other childs. | |
rohitrao (ping after 24h)
2017/02/17 13:04:12
children.
| |
66 EXPECT_EQ(1, order_controller_.DetermineInsertionIndex( | |
67 ui::PAGE_TRANSITION_LINK, opener)); | |
68 | |
69 // Verify that child WebState is inserted at the end if it is not a "LINK" | |
70 // transition. | |
71 EXPECT_EQ(2, order_controller_.DetermineInsertionIndex( | |
72 ui::PAGE_TRANSITION_GENERATED, opener)); | |
73 | |
74 // Verify that WebState is inserted at the end if it has no opener. | |
75 EXPECT_EQ(2, order_controller_.DetermineInsertionIndex( | |
76 ui::PAGE_TRANSITION_LINK, nullptr)); | |
77 | |
78 // Add a child WebState to |opener|, and verify that a second child would be | |
79 // inserted after the first. | |
80 web_state_list_.InsertWebState(2, CreateWebState(), opener); | |
81 | |
82 EXPECT_EQ(3, order_controller_.DetermineInsertionIndex( | |
83 ui::PAGE_TRANSITION_LINK, opener)); | |
84 | |
85 // Add a grand-child to |opener|, and verify that adding another child to | |
86 // |opener| would be inserted before the grand-child. | |
87 web_state_list_.InsertWebState(3, CreateWebState(), | |
88 web_state_list_.GetWebStateAt(1)); | |
89 | |
90 EXPECT_EQ(3, order_controller_.DetermineInsertionIndex( | |
91 ui::PAGE_TRANSITION_LINK, opener)); | |
92 } | |
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