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| 1 // Copyright (c) 2012 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 #include "base/memory/scoped_ptr.h" | |
| 6 #include "base/message_loop/message_loop.h" | |
| 7 #include "base/strings/utf_string_conversions.h" | |
| 8 #include "testing/gtest/include/gtest/gtest.h" | |
| 9 #include "ui/views/controls/tabbed_pane/tabbed_pane.h" | |
| 10 #include "ui/views/test/views_test_base.h" | |
| 11 | |
| 12 using base::ASCIIToUTF16; | |
| 13 | |
| 14 namespace views { | |
| 15 | |
| 16 namespace { | |
| 17 | |
| 18 // A view for testing that takes a fixed preferred size upon construction. | |
| 19 class FixedSizeView : public View { | |
| 20 public: | |
| 21 explicit FixedSizeView(const gfx::Size& size) | |
| 22 : size_(size) {} | |
| 23 | |
| 24 // Overridden from View: | |
| 25 virtual gfx::Size GetPreferredSize() const override { | |
| 26 return size_; | |
| 27 } | |
| 28 | |
| 29 private: | |
| 30 const gfx::Size size_; | |
| 31 | |
| 32 DISALLOW_COPY_AND_ASSIGN(FixedSizeView); | |
| 33 }; | |
| 34 | |
| 35 typedef ViewsTestBase TabbedPaneTest; | |
| 36 | |
| 37 // Tests TabbedPane::GetPreferredSize() and TabbedPane::Layout(). | |
| 38 TEST_F(TabbedPaneTest, SizeAndLayout) { | |
| 39 scoped_ptr<TabbedPane> tabbed_pane(new TabbedPane()); | |
| 40 View* child1 = new FixedSizeView(gfx::Size(20, 10)); | |
| 41 tabbed_pane->AddTab(ASCIIToUTF16("tab1"), child1); | |
| 42 View* child2 = new FixedSizeView(gfx::Size(5, 5)); | |
| 43 tabbed_pane->AddTab(ASCIIToUTF16("tab2"), child2); | |
| 44 tabbed_pane->SelectTabAt(0); | |
| 45 | |
| 46 // The |tabbed_pane| implementation of Views has no border by default. | |
| 47 // Therefore it should be as wide as the widest tab. The native Windows | |
| 48 // tabbed pane has a border that used up extra space. Therefore the preferred | |
| 49 // width is larger than the largest child. | |
| 50 gfx::Size pref(tabbed_pane->GetPreferredSize()); | |
| 51 EXPECT_GE(pref.width(), 20); | |
| 52 EXPECT_GT(pref.height(), 10); | |
| 53 | |
| 54 // The bounds of our children should be smaller than the tabbed pane's bounds. | |
| 55 tabbed_pane->SetBounds(0, 0, 100, 200); | |
| 56 RunPendingMessages(); | |
| 57 gfx::Rect bounds(child1->bounds()); | |
| 58 EXPECT_GT(bounds.width(), 0); | |
| 59 // The |tabbed_pane| has no border. Therefore the children should be as wide | |
| 60 // as the |tabbed_pane|. | |
| 61 EXPECT_LE(bounds.width(), 100); | |
| 62 EXPECT_GT(bounds.height(), 0); | |
| 63 EXPECT_LT(bounds.height(), 200); | |
| 64 | |
| 65 // If we switch to the other tab, it should get assigned the same bounds. | |
| 66 tabbed_pane->SelectTabAt(1); | |
| 67 EXPECT_EQ(bounds, child2->bounds()); | |
| 68 } | |
| 69 | |
| 70 TEST_F(TabbedPaneTest, AddAndSelect) { | |
| 71 scoped_ptr<TabbedPane> tabbed_pane(new TabbedPane()); | |
| 72 // Add several tabs; only the first should be a selected automatically. | |
| 73 for (int i = 0; i < 3; ++i) { | |
| 74 View* tab = new View(); | |
| 75 tabbed_pane->AddTab(ASCIIToUTF16("tab"), tab); | |
| 76 EXPECT_EQ(i + 1, tabbed_pane->GetTabCount()); | |
| 77 EXPECT_EQ(0, tabbed_pane->selected_tab_index()); | |
| 78 } | |
| 79 | |
| 80 // Select each tab. | |
| 81 for (int i = 0; i < tabbed_pane->GetTabCount(); ++i) { | |
| 82 tabbed_pane->SelectTabAt(i); | |
| 83 EXPECT_EQ(i, tabbed_pane->selected_tab_index()); | |
| 84 } | |
| 85 | |
| 86 // Add a tab at index 0, it should not be selected automatically. | |
| 87 View* tab0 = new View(); | |
| 88 tabbed_pane->AddTabAtIndex(0, ASCIIToUTF16("tab0"), tab0); | |
| 89 EXPECT_NE(tab0, tabbed_pane->GetSelectedTab()); | |
| 90 EXPECT_NE(0, tabbed_pane->selected_tab_index()); | |
| 91 } | |
| 92 | |
| 93 } // namespace | |
| 94 | |
| 95 } // namespace views | |
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