| // Copyright 2013 The Flutter 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 "flutter/flow/layers/container_layer.h" |
| |
| #include "flutter/flow/testing/layer_test.h" |
| #include "flutter/flow/testing/mock_layer.h" |
| #include "flutter/fml/macros.h" |
| #include "flutter/testing/mock_canvas.h" |
| |
| namespace flutter { |
| namespace testing { |
| |
| using ContainerLayerTest = LayerTest; |
| |
| #ifndef NDEBUG |
| TEST_F(ContainerLayerTest, LayerWithParentHasPlatformView) { |
| auto layer = std::make_shared<ContainerLayer>(); |
| |
| preroll_context()->has_platform_view = true; |
| EXPECT_DEATH_IF_SUPPORTED(layer->Preroll(preroll_context(), SkMatrix()), |
| "!context->has_platform_view"); |
| } |
| |
| TEST_F(ContainerLayerTest, PaintingEmptyLayerDies) { |
| auto layer = std::make_shared<ContainerLayer>(); |
| |
| layer->Preroll(preroll_context(), SkMatrix()); |
| EXPECT_EQ(layer->paint_bounds(), SkRect::MakeEmpty()); |
| EXPECT_FALSE(layer->needs_painting()); |
| EXPECT_FALSE(layer->needs_system_composite()); |
| |
| EXPECT_DEATH_IF_SUPPORTED(layer->Paint(paint_context()), |
| "needs_painting\\(\\)"); |
| } |
| |
| TEST_F(ContainerLayerTest, PaintBeforePreollDies) { |
| SkPath child_path; |
| child_path.addRect(5.0f, 6.0f, 20.5f, 21.5f); |
| auto mock_layer = std::make_shared<MockLayer>(child_path); |
| auto layer = std::make_shared<ContainerLayer>(); |
| layer->Add(mock_layer); |
| |
| EXPECT_EQ(layer->paint_bounds(), SkRect::MakeEmpty()); |
| EXPECT_DEATH_IF_SUPPORTED(layer->Paint(paint_context()), |
| "needs_painting\\(\\)"); |
| } |
| #endif |
| |
| TEST_F(ContainerLayerTest, Simple) { |
| SkPath child_path; |
| child_path.addRect(5.0f, 6.0f, 20.5f, 21.5f); |
| SkPaint child_paint(SkColors::kGreen); |
| SkMatrix initial_transform = SkMatrix::MakeTrans(-0.5f, -0.5f); |
| |
| auto mock_layer = std::make_shared<MockLayer>(child_path, child_paint); |
| auto layer = std::make_shared<ContainerLayer>(); |
| layer->Add(mock_layer); |
| |
| layer->Preroll(preroll_context(), initial_transform); |
| EXPECT_FALSE(preroll_context()->has_platform_view); |
| EXPECT_EQ(mock_layer->paint_bounds(), child_path.getBounds()); |
| EXPECT_EQ(layer->paint_bounds(), child_path.getBounds()); |
| EXPECT_TRUE(mock_layer->needs_painting()); |
| EXPECT_TRUE(layer->needs_painting()); |
| EXPECT_FALSE(mock_layer->needs_system_composite()); |
| EXPECT_FALSE(layer->needs_system_composite()); |
| EXPECT_EQ(mock_layer->parent_matrix(), initial_transform); |
| EXPECT_EQ(mock_layer->parent_cull_rect(), kGiantRect); |
| |
| layer->Paint(paint_context()); |
| EXPECT_EQ(mock_canvas().draw_calls(), |
| std::vector({MockCanvas::DrawCall{ |
| 0, MockCanvas::DrawPathData{child_path, child_paint}}})); |
| } |
| |
| TEST_F(ContainerLayerTest, Multiple) { |
| SkPath child_path1; |
| child_path1.addRect(5.0f, 6.0f, 20.5f, 21.5f); |
| SkPath child_path2; |
| child_path2.addRect(8.0f, 2.0f, 16.5f, 14.5f); |
| SkPaint child_paint1(SkColors::kGray); |
| SkPaint child_paint2(SkColors::kGreen); |
| SkMatrix initial_transform = SkMatrix::MakeTrans(-0.5f, -0.5f); |
| |
| auto mock_layer1 = std::make_shared<MockLayer>( |
| child_path1, child_paint1, true /* fake_has_platform_view */); |
| auto mock_layer2 = std::make_shared<MockLayer>(child_path2, child_paint2); |
| auto layer = std::make_shared<ContainerLayer>(); |
| layer->Add(mock_layer1); |
| layer->Add(mock_layer2); |
| |
| SkRect expected_total_bounds = child_path1.getBounds(); |
| expected_total_bounds.join(child_path2.getBounds()); |
| layer->Preroll(preroll_context(), initial_transform); |
| EXPECT_TRUE(preroll_context()->has_platform_view); |
| EXPECT_EQ(mock_layer1->paint_bounds(), child_path1.getBounds()); |
| EXPECT_EQ(mock_layer2->paint_bounds(), child_path2.getBounds()); |
| EXPECT_EQ(layer->paint_bounds(), expected_total_bounds); |
| EXPECT_TRUE(mock_layer1->needs_painting()); |
| EXPECT_TRUE(mock_layer2->needs_painting()); |
| EXPECT_TRUE(layer->needs_painting()); |
| EXPECT_FALSE(mock_layer1->needs_system_composite()); |
| EXPECT_FALSE(mock_layer2->needs_system_composite()); |
| EXPECT_FALSE(layer->needs_system_composite()); |
| EXPECT_EQ(mock_layer1->parent_matrix(), initial_transform); |
| EXPECT_EQ(mock_layer2->parent_matrix(), initial_transform); |
| EXPECT_EQ(mock_layer1->parent_cull_rect(), kGiantRect); |
| EXPECT_EQ(mock_layer2->parent_cull_rect(), |
| kGiantRect); // Siblings are independent |
| |
| layer->Paint(paint_context()); |
| EXPECT_EQ( |
| mock_canvas().draw_calls(), |
| std::vector({MockCanvas::DrawCall{ |
| 0, MockCanvas::DrawPathData{child_path1, child_paint1}}, |
| MockCanvas::DrawCall{0, MockCanvas::DrawPathData{ |
| child_path2, child_paint2}}})); |
| } |
| |
| TEST_F(ContainerLayerTest, MultipleWithEmpty) { |
| SkPath child_path1; |
| child_path1.addRect(5.0f, 6.0f, 20.5f, 21.5f); |
| SkPaint child_paint1(SkColors::kGray); |
| SkPaint child_paint2(SkColors::kGreen); |
| SkMatrix initial_transform = SkMatrix::MakeTrans(-0.5f, -0.5f); |
| |
| auto mock_layer1 = std::make_shared<MockLayer>(child_path1, child_paint1); |
| auto mock_layer2 = std::make_shared<MockLayer>(SkPath(), child_paint2); |
| auto layer = std::make_shared<ContainerLayer>(); |
| layer->Add(mock_layer1); |
| layer->Add(mock_layer2); |
| |
| layer->Preroll(preroll_context(), initial_transform); |
| EXPECT_FALSE(preroll_context()->has_platform_view); |
| EXPECT_EQ(mock_layer1->paint_bounds(), child_path1.getBounds()); |
| EXPECT_EQ(mock_layer2->paint_bounds(), SkPath().getBounds()); |
| EXPECT_EQ(layer->paint_bounds(), child_path1.getBounds()); |
| EXPECT_TRUE(mock_layer1->needs_painting()); |
| EXPECT_FALSE(mock_layer2->needs_painting()); |
| EXPECT_TRUE(layer->needs_painting()); |
| EXPECT_FALSE(mock_layer1->needs_system_composite()); |
| EXPECT_FALSE(mock_layer2->needs_system_composite()); |
| EXPECT_FALSE(layer->needs_system_composite()); |
| EXPECT_EQ(mock_layer1->parent_matrix(), initial_transform); |
| EXPECT_EQ(mock_layer2->parent_matrix(), initial_transform); |
| EXPECT_EQ(mock_layer1->parent_cull_rect(), kGiantRect); |
| EXPECT_EQ(mock_layer2->parent_cull_rect(), kGiantRect); |
| |
| layer->Paint(paint_context()); |
| EXPECT_EQ(mock_canvas().draw_calls(), |
| std::vector({MockCanvas::DrawCall{ |
| 0, MockCanvas::DrawPathData{child_path1, child_paint1}}})); |
| } |
| |
| TEST_F(ContainerLayerTest, NeedsSystemComposite) { |
| SkPath child_path1; |
| child_path1.addRect(5.0f, 6.0f, 20.5f, 21.5f); |
| SkPath child_path2; |
| child_path2.addRect(8.0f, 2.0f, 16.5f, 14.5f); |
| SkPaint child_paint1(SkColors::kGray); |
| SkPaint child_paint2(SkColors::kGreen); |
| SkMatrix initial_transform = SkMatrix::MakeTrans(-0.5f, -0.5f); |
| |
| auto mock_layer1 = std::make_shared<MockLayer>( |
| child_path1, child_paint1, false /* fake_has_platform_view */, |
| true /* fake_needs_system_composite */); |
| auto mock_layer2 = std::make_shared<MockLayer>(child_path2, child_paint2); |
| auto layer = std::make_shared<ContainerLayer>(); |
| layer->Add(mock_layer1); |
| layer->Add(mock_layer2); |
| |
| SkRect expected_total_bounds = child_path1.getBounds(); |
| expected_total_bounds.join(child_path2.getBounds()); |
| layer->Preroll(preroll_context(), initial_transform); |
| EXPECT_FALSE(preroll_context()->has_platform_view); |
| EXPECT_EQ(mock_layer1->paint_bounds(), child_path1.getBounds()); |
| EXPECT_EQ(mock_layer2->paint_bounds(), child_path2.getBounds()); |
| EXPECT_EQ(layer->paint_bounds(), expected_total_bounds); |
| EXPECT_TRUE(mock_layer1->needs_painting()); |
| EXPECT_TRUE(mock_layer2->needs_painting()); |
| EXPECT_TRUE(layer->needs_painting()); |
| EXPECT_TRUE(mock_layer1->needs_system_composite()); |
| EXPECT_FALSE(mock_layer2->needs_system_composite()); |
| EXPECT_TRUE(layer->needs_system_composite()); |
| EXPECT_EQ(mock_layer1->parent_matrix(), initial_transform); |
| EXPECT_EQ(mock_layer2->parent_matrix(), initial_transform); |
| EXPECT_EQ(mock_layer1->parent_cull_rect(), kGiantRect); |
| EXPECT_EQ(mock_layer2->parent_cull_rect(), kGiantRect); |
| |
| layer->Paint(paint_context()); |
| EXPECT_EQ( |
| mock_canvas().draw_calls(), |
| std::vector({MockCanvas::DrawCall{ |
| 0, MockCanvas::DrawPathData{child_path1, child_paint1}}, |
| MockCanvas::DrawCall{0, MockCanvas::DrawPathData{ |
| child_path2, child_paint2}}})); |
| } |
| |
| } // namespace testing |
| } // namespace flutter |