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| 1 // Copyright 2015 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 "config.h" |
| 6 |
| 7 #include "core/layout/MultiColumnFragmentainerGroup.h" |
| 8 |
| 9 #include "core/rendering/RenderMultiColumnFlowThread.h" |
| 10 #include "core/rendering/RenderMultiColumnSet.h" |
| 11 #include "core/rendering/RenderingTestHelper.h" |
| 12 |
| 13 #include <gtest/gtest.h> |
| 14 |
| 15 namespace blink { |
| 16 |
| 17 namespace { |
| 18 |
| 19 class MultiColumnFragmentainerGroupTest : public RenderingTest { |
| 20 public: |
| 21 MultiColumnFragmentainerGroupTest() : m_flowThread(0), m_columnSet(0) { } |
| 22 |
| 23 protected: |
| 24 virtual void SetUp() override; |
| 25 virtual void TearDown() override; |
| 26 |
| 27 RenderMultiColumnSet& columnSet() { return *m_columnSet; } |
| 28 |
| 29 static int groupCount(const MultiColumnFragmentainerGroupList&); |
| 30 |
| 31 private: |
| 32 RenderMultiColumnFlowThread* m_flowThread; |
| 33 RenderMultiColumnSet* m_columnSet; |
| 34 }; |
| 35 |
| 36 void MultiColumnFragmentainerGroupTest::SetUp() |
| 37 { |
| 38 RenderingTest::SetUp(); |
| 39 RefPtr<LayoutStyle> style = LayoutStyle::create(); |
| 40 m_flowThread = RenderMultiColumnFlowThread::createAnonymous(document(), *sty
le.get()); |
| 41 m_columnSet = RenderMultiColumnSet::createAnonymous(*m_flowThread, *m_flowTh
read->style()); |
| 42 } |
| 43 |
| 44 void MultiColumnFragmentainerGroupTest::TearDown() |
| 45 { |
| 46 m_columnSet->destroy(); |
| 47 m_flowThread->destroy(); |
| 48 RenderingTest::TearDown(); |
| 49 } |
| 50 |
| 51 int MultiColumnFragmentainerGroupTest::groupCount(const MultiColumnFragmentainer
GroupList& groupList) |
| 52 { |
| 53 int count = 0; |
| 54 for (const auto& dummyGroup : groupList) { |
| 55 (void) dummyGroup; |
| 56 count++; |
| 57 } |
| 58 return count; |
| 59 } |
| 60 |
| 61 TEST_F(MultiColumnFragmentainerGroupTest, Create) |
| 62 { |
| 63 MultiColumnFragmentainerGroupList groupList(columnSet()); |
| 64 EXPECT_EQ(groupCount(groupList), 1); |
| 65 } |
| 66 |
| 67 TEST_F(MultiColumnFragmentainerGroupTest, DeleteExtra) |
| 68 { |
| 69 MultiColumnFragmentainerGroupList groupList(columnSet()); |
| 70 EXPECT_EQ(groupCount(groupList), 1); |
| 71 groupList.deleteExtraGroups(); |
| 72 EXPECT_EQ(groupCount(groupList), 1); |
| 73 } |
| 74 |
| 75 TEST_F(MultiColumnFragmentainerGroupTest, AddThenDeleteExtra) |
| 76 { |
| 77 MultiColumnFragmentainerGroupList groupList(columnSet()); |
| 78 EXPECT_EQ(groupCount(groupList), 1); |
| 79 groupList.addExtraGroup(); |
| 80 EXPECT_EQ(groupCount(groupList), 2); |
| 81 groupList.deleteExtraGroups(); |
| 82 EXPECT_EQ(groupCount(groupList), 1); |
| 83 } |
| 84 |
| 85 TEST_F(MultiColumnFragmentainerGroupTest, AddTwoThenDeleteExtraThenAddThreeThenD
eleteExtra) |
| 86 { |
| 87 MultiColumnFragmentainerGroupList groupList(columnSet()); |
| 88 EXPECT_EQ(groupCount(groupList), 1); |
| 89 groupList.addExtraGroup(); |
| 90 EXPECT_EQ(groupCount(groupList), 2); |
| 91 groupList.addExtraGroup(); |
| 92 EXPECT_EQ(groupCount(groupList), 3); |
| 93 groupList.deleteExtraGroups(); |
| 94 EXPECT_EQ(groupCount(groupList), 1); |
| 95 groupList.addExtraGroup(); |
| 96 EXPECT_EQ(groupCount(groupList), 2); |
| 97 groupList.addExtraGroup(); |
| 98 EXPECT_EQ(groupCount(groupList), 3); |
| 99 groupList.addExtraGroup(); |
| 100 EXPECT_EQ(groupCount(groupList), 4); |
| 101 groupList.deleteExtraGroups(); |
| 102 EXPECT_EQ(groupCount(groupList), 1); |
| 103 } |
| 104 |
| 105 } // anonymous namespace |
| 106 |
| 107 } // blink |
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