checkerboard_contents_unittests.cc

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// 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 <memory>
#include <optional>
 
#include "gtest/gtest.h"
 
#include "impeller/entity/contents/checkerboard_contents.h"
#include "impeller/entity/contents/contents.h"
#include "impeller/entity/entity.h"
#include "impeller/entity/entity_playground.h"
#include "impeller/renderer/render_target.h"
 
namespace impeller {
namespace testing {
 
using EntityTest = EntityPlayground;
 
#ifdef IMPELLER_DEBUG
TEST(EntityTest, HasNulloptCoverage) {
  auto contents = std::make_shared<CheckerboardContents>();
 
  Entity entity;
  ASSERT_EQ(contents->GetCoverage(entity), std::nullopt);
}
 
TEST_P(EntityTest, RendersWithoutError) {
  auto contents = std::make_shared<CheckerboardContents>();
  contents->SetColor(Color::Aqua());
  contents->SetSquareSize(10);
 
  auto content_context = GetContentContext();
  auto buffer = content_context->GetContext()->CreateCommandBuffer();
  auto render_target = RenderTarget::CreateOffscreenMSAA(
      *content_context->GetContext(),
      *GetContentContext()->GetRenderTargetCache(), {100, 100});
  auto render_pass = buffer->CreateRenderPass(render_target);
  Entity entity;
 
  ASSERT_TRUE(render_pass->GetCommands().empty());
  ASSERT_TRUE(contents->Render(*content_context, entity, *render_pass));
  ASSERT_FALSE(render_pass->GetCommands().empty());
}
#endif  // IMPELLER_DEBUG
 
}  // namespace testing
}  // namespace impeller