| // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "views/box_layout.h" |
| #include "views/view.h" |
| |
| class StaticSizedView : public views::View { |
| public: |
| explicit StaticSizedView(const gfx::Size& size) |
| : size_(size) { } |
| |
| virtual gfx::Size GetPreferredSize() { |
| return size_; |
| } |
| |
| private: |
| gfx::Size size_; |
| }; |
| |
| class BoxLayoutTest : public testing::Test { |
| public: |
| virtual void SetUp() { |
| host_.reset(new views::View); |
| } |
| |
| scoped_ptr<views::View> host_; |
| scoped_ptr<views::BoxLayout> layout_; |
| }; |
| |
| TEST_F(BoxLayoutTest, Empty) { |
| layout_.reset(new views::BoxLayout(views::BoxLayout::kHorizontal, 10, 20)); |
| EXPECT_EQ(gfx::Size(20, 20), layout_->GetPreferredSize(host_.get())); |
| } |
| |
| TEST_F(BoxLayoutTest, AlignmentHorizontal) { |
| layout_.reset(new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0)); |
| views::View* v1 = new StaticSizedView(gfx::Size(10, 20)); |
| host_->AddChildView(v1); |
| views::View* v2 = new StaticSizedView(gfx::Size(10, 10)); |
| host_->AddChildView(v2); |
| EXPECT_EQ(gfx::Size(20, 20), layout_->GetPreferredSize(host_.get())); |
| host_->SetBounds(0, 0, 20, 20); |
| layout_->Layout(host_.get()); |
| EXPECT_EQ(gfx::Rect(0, 0, 10, 20), v1->bounds()); |
| EXPECT_EQ(gfx::Rect(10, 0, 10, 20), v2->bounds()); |
| } |
| |
| TEST_F(BoxLayoutTest, AlignmentVertical) { |
| layout_.reset(new views::BoxLayout(views::BoxLayout::kVertical, 0, 0)); |
| views::View* v1 = new StaticSizedView(gfx::Size(20, 10)); |
| host_->AddChildView(v1); |
| views::View* v2 = new StaticSizedView(gfx::Size(10, 10)); |
| host_->AddChildView(v2); |
| EXPECT_EQ(gfx::Size(20, 20), layout_->GetPreferredSize(host_.get())); |
| host_->SetBounds(0, 0, 20, 20); |
| layout_->Layout(host_.get()); |
| EXPECT_EQ(gfx::Rect(0, 0, 20, 10), v1->bounds()); |
| EXPECT_EQ(gfx::Rect(0, 10, 20, 10), v2->bounds()); |
| } |
| |
| TEST_F(BoxLayoutTest, Spacing) { |
| layout_.reset(new views::BoxLayout(views::BoxLayout::kHorizontal, 7, 8)); |
| views::View* v1 = new StaticSizedView(gfx::Size(10, 20)); |
| host_->AddChildView(v1); |
| views::View* v2 = new StaticSizedView(gfx::Size(10, 20)); |
| host_->AddChildView(v2); |
| EXPECT_EQ(gfx::Size(42, 34), layout_->GetPreferredSize(host_.get())); |
| host_->SetBounds(0, 0, 100, 100); |
| layout_->Layout(host_.get()); |
| EXPECT_EQ(gfx::Rect(7, 7, 10, 86), v1->bounds()); |
| EXPECT_EQ(gfx::Rect(25, 7, 10, 86), v2->bounds()); |
| } |
| |
| TEST_F(BoxLayoutTest, Overflow) { |
| layout_.reset(new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0)); |
| views::View* v1 = new StaticSizedView(gfx::Size(20, 20)); |
| host_->AddChildView(v1); |
| views::View* v2 = new StaticSizedView(gfx::Size(10, 20)); |
| host_->AddChildView(v2); |
| host_->SetBounds(0, 0, 10, 10); |
| layout_->Layout(host_.get()); |
| EXPECT_EQ(gfx::Rect(0, 0, 10, 10), v1->bounds()); |
| EXPECT_EQ(gfx::Rect(0, 0, 0, 0), v2->bounds()); |
| } |
| |
| TEST_F(BoxLayoutTest, NoSpace) { |
| layout_.reset(new views::BoxLayout(views::BoxLayout::kHorizontal, 10, 10)); |
| views::View* childView = new StaticSizedView(gfx::Size(20, 20)); |
| host_->AddChildView(childView); |
| host_->SetBounds(0, 0, 10, 10); |
| layout_->Layout(host_.get()); |
| EXPECT_EQ(gfx::Rect(0, 0, 0, 0), childView->bounds()); |
| } |
| |
| TEST_F(BoxLayoutTest, InvisibleChild) { |
| layout_.reset(new views::BoxLayout(views::BoxLayout::kHorizontal, 10, 10)); |
| views::View* v1 = new StaticSizedView(gfx::Size(20, 20)); |
| v1->SetVisible(false); |
| host_->AddChildView(v1); |
| views::View* v2 = new StaticSizedView(gfx::Size(10, 10)); |
| host_->AddChildView(v2); |
| EXPECT_EQ(gfx::Size(30, 30), layout_->GetPreferredSize(host_.get())); |
| host_->SetBounds(0, 0, 30, 30); |
| layout_->Layout(host_.get()); |
| EXPECT_EQ(gfx::Rect(10, 10, 10, 10), v2->bounds()); |
| } |