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119 lines
4.3 KiB
C++
119 lines
4.3 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include <Components/TerrainSurfaceGradientListComponent.h>
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#include <Terrain/MockTerrainLayerSpawner.h>
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#include <GradientSignal/Ebuses/MockGradientRequestBus.h>
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using ::testing::NiceMock;
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using ::testing::Return;
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namespace UnitTest
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{
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class TerrainSurfaceGradientListTest : public ::testing::Test
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{
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protected:
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AZ::ComponentApplication m_app;
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const AZStd::string surfaceTag1 = "testtag1";
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const AZStd::string surfaceTag2 = "testtag2";
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void SetUp() override
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{
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AZ::ComponentApplication::Descriptor appDesc;
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appDesc.m_memoryBlocksByteSize = 20 * 1024 * 1024;
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appDesc.m_recordingMode = AZ::Debug::AllocationRecords::RECORD_NO_RECORDS;
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appDesc.m_stackRecordLevels = 20;
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m_app.Create(appDesc);
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}
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void TearDown() override
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{
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m_app.Destroy();
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}
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AZStd::unique_ptr<AZ::Entity> CreateEntity()
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{
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auto entity = AZStd::make_unique<AZ::Entity>();
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entity->Init();
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return entity;
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}
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UnitTest::MockTerrainLayerSpawnerComponent* AddRequiredComponentsToEntity(AZ::Entity* entity)
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{
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auto layerSpawnerComponent = entity->CreateComponent<UnitTest::MockTerrainLayerSpawnerComponent>();
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m_app.RegisterComponentDescriptor(layerSpawnerComponent->CreateDescriptor());
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return layerSpawnerComponent;
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}
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};
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TEST_F(TerrainSurfaceGradientListTest, SurfaceGradientMissingRequirementsActivateFails)
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{
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auto entity = CreateEntity();
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auto terrainSurfaceGradientListComponent = entity->CreateComponent<Terrain::TerrainSurfaceGradientListComponent>();
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m_app.RegisterComponentDescriptor(terrainSurfaceGradientListComponent->CreateDescriptor());
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const AZ::Entity::DependencySortOutcome sortOutcome = entity->EvaluateDependenciesGetDetails();
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EXPECT_FALSE(sortOutcome.IsSuccess());
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}
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TEST_F(TerrainSurfaceGradientListTest, SurfaceGradientActivateSuccess)
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{
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auto entity = CreateEntity();
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AddRequiredComponentsToEntity(entity.get());
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auto terrainSurfaceGradientListComponent = entity->CreateComponent<Terrain::TerrainSurfaceGradientListComponent>();
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m_app.RegisterComponentDescriptor(terrainSurfaceGradientListComponent->CreateDescriptor());
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entity->Activate();
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EXPECT_EQ(entity->GetState(), AZ::Entity::State::Active);
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}
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TEST_F(TerrainSurfaceGradientListTest, SurfaceGradientReturnsSurfaceWeights)
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{
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// When there is more than one surface/weight defined and added to the component, they should all
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// be returned. The component isn't required to return them in descending order.
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auto entity = CreateEntity();
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AddRequiredComponentsToEntity(entity.get());
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auto gradientEntity1 = CreateEntity();
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auto gradientEntity2 = CreateEntity();
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const float gradient1Value = 0.3f;
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NiceMock<UnitTest::MockGradientRequests> mockGradientRequests1(gradientEntity1->GetId());
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ON_CALL(mockGradientRequests1, GetValue).WillByDefault(Return(gradient1Value));
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const float gradient2Value = 1.0f;
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NiceMock<UnitTest::MockGradientRequests> mockGradientRequests2(gradientEntity2->GetId());
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ON_CALL(mockGradientRequests2, GetValue).WillByDefault(Return(gradient2Value));
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AzFramework::SurfaceData::SurfaceTagWeightList weightList;
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Terrain::TerrainAreaSurfaceRequestBus::Event(
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entity->GetId(), &Terrain::TerrainAreaSurfaceRequestBus::Events::GetSurfaceWeights, AZ::Vector3::CreateZero(), weightList);
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AZ::Crc32 expectedCrcList[] = { AZ::Crc32(surfaceTag1), AZ::Crc32(surfaceTag2) };
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const float expectedWeightList[] = { gradient1Value, gradient2Value };
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int index = 0;
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for (const auto& surfaceWeight : weightList)
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{
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EXPECT_EQ(surfaceWeight.m_surfaceType, expectedCrcList[index]);
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EXPECT_NEAR(surfaceWeight.m_weight, expectedWeightList[index], 0.01f);
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index++;
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}
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}
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} // namespace UnitTest
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