| // 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/testing/mock_texture.h" |
| |
| #include "flutter/display_list/dl_builder.h" |
| #include "flutter/testing/display_list_testing.h" |
| #include "gtest/gtest.h" |
| |
| namespace flutter { |
| namespace testing { |
| |
| TEST(MockTextureTest, Callbacks) { |
| auto texture = std::make_shared<MockTexture>(0); |
| |
| ASSERT_FALSE(texture->gr_context_created()); |
| texture->OnGrContextCreated(); |
| ASSERT_TRUE(texture->gr_context_created()); |
| |
| ASSERT_FALSE(texture->gr_context_destroyed()); |
| texture->OnGrContextDestroyed(); |
| ASSERT_TRUE(texture->gr_context_destroyed()); |
| |
| ASSERT_FALSE(texture->unregistered()); |
| texture->OnTextureUnregistered(); |
| ASSERT_TRUE(texture->unregistered()); |
| } |
| |
| TEST(MockTextureTest, PaintCalls) { |
| DisplayListBuilder builder; |
| const SkRect paint_bounds1 = SkRect::MakeWH(1.0f, 1.0f); |
| const SkRect paint_bounds2 = SkRect::MakeWH(2.0f, 2.0f); |
| const DlImageSampling sampling = DlImageSampling::kNearestNeighbor; |
| const auto texture_image = MockTexture::MakeTestTexture(20, 20, 5); |
| auto texture = std::make_shared<MockTexture>(0, texture_image); |
| |
| Texture::PaintContext context{ |
| .canvas = &builder, |
| }; |
| texture->Paint(context, paint_bounds1, false, sampling); |
| texture->Paint(context, paint_bounds2, true, sampling); |
| |
| SkRect src1 = SkRect::Make(texture_image->bounds()); |
| SkRect src2 = src1.makeInset(1.0, 1.0f); |
| |
| DisplayListBuilder expected_builder; |
| expected_builder.DrawImageRect(texture_image, src1, paint_bounds1, sampling); |
| expected_builder.DrawImageRect(texture_image, src2, paint_bounds2, sampling); |
| EXPECT_TRUE( |
| DisplayListsEQ_Verbose(builder.Build(), expected_builder.Build())); |
| } |
| |
| TEST(MockTextureTest, PaintCallsWithLinearSampling) { |
| DisplayListBuilder builder; |
| const SkRect paint_bounds1 = SkRect::MakeWH(1.0f, 1.0f); |
| const SkRect paint_bounds2 = SkRect::MakeWH(2.0f, 2.0f); |
| const auto sampling = DlImageSampling::kLinear; |
| const auto texture_image = MockTexture::MakeTestTexture(20, 20, 5); |
| auto texture = std::make_shared<MockTexture>(0, texture_image); |
| |
| Texture::PaintContext context{ |
| .canvas = &builder, |
| }; |
| texture->Paint(context, paint_bounds1, false, sampling); |
| texture->Paint(context, paint_bounds2, true, sampling); |
| |
| SkRect src1 = SkRect::Make(texture_image->bounds()); |
| SkRect src2 = src1.makeInset(1.0, 1.0f); |
| |
| DisplayListBuilder expected_builder; |
| expected_builder.DrawImageRect(texture_image, src1, paint_bounds1, sampling); |
| expected_builder.DrawImageRect(texture_image, src2, paint_bounds2, sampling); |
| EXPECT_TRUE( |
| DisplayListsEQ_Verbose(builder.Build(), expected_builder.Build())); |
| } |
| |
| } // namespace testing |
| } // namespace flutter |