chromium/third_party/dawn/src/dawn/tests/unittests/validation/GetBindGroupLayoutValidationTests.cpp

// Copyright 2019 The Dawn & Tint Authors
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#include "dawn/tests/unittests/validation/ValidationTest.h"

#include "dawn/native/BindGroupLayout.h"
#include "dawn/utils/ComboRenderPipelineDescriptor.h"
#include "dawn/utils/WGPUHelpers.h"

namespace dawn {
namespace {

Not;

class GetBindGroupLayoutTests : public ValidationTest { … };

// Test that GetBindGroupLayout returns the same object for the same index
// and for matching layouts.
TEST_F(GetBindGroupLayoutTests, EquivalentBGLs) { … }

// Test that default BindGroupLayouts cannot be used in the creation of a new PipelineLayout
TEST_F(GetBindGroupLayoutTests, DefaultBindGroupLayoutPipelineCompatibility) { … }

// Bind groups created from different default pipelines' GetBindGroupLayout aren't compatible, even
// if they appear to be the same.
TEST_F(GetBindGroupLayoutTests, DefaultBindGroupLayoutDifferentPipelines) { … }

// Bind groups created from the exact same default pipelines' GetBindGroupLayout aren't compatible.
TEST_F(GetBindGroupLayoutTests, DefaultBindGroupLayoutSamePipelines) { … }

// Test that getBindGroupLayout defaults are correct
// - shader stage visibility is the stage that adds the binding.
// - dynamic offsets is false
TEST_F(GetBindGroupLayoutTests, DefaultShaderStageAndDynamicOffsets) { … }

TEST_F(GetBindGroupLayoutTests, DefaultTextureSampleType) { … }

// Test GetBindGroupLayout works with a compute pipeline
TEST_F(GetBindGroupLayoutTests, ComputePipeline) { … }

// Test that the binding type matches the shader.
TEST_F(GetBindGroupLayoutTests, BindingType) { … }

// Tests that the external texture binding type matches with a texture_external declared in the
// shader.
TEST_F(GetBindGroupLayoutTests, ExternalTextureBindingType) { … }

// Test that texture view dimension matches the shader.
TEST_F(GetBindGroupLayoutTests, TextureViewDimension) { … }

// Test that storageTexture view dimension matches the shader.
TEST_F(GetBindGroupLayoutTests, StorageTextureViewDimension) { … }

// Test that texture component type matches the shader.
TEST_F(GetBindGroupLayoutTests, TextureComponentType) { … }

// Test that binding= indices match.
TEST_F(GetBindGroupLayoutTests, BindingIndices) { … }

// Test it is valid to have duplicate bindings in the shaders.
TEST_F(GetBindGroupLayoutTests, DuplicateBinding) { … }

// Test that minBufferSize is set on the BGL and that the max of the min buffer sizes is used.
TEST_F(GetBindGroupLayoutTests, MinBufferSize) { … }

// Test that the visibility is correctly aggregated if two stages have the exact same binding.
TEST_F(GetBindGroupLayoutTests, StageAggregation) { … }

// Test it is invalid to have conflicting binding types in the shaders.
TEST_F(GetBindGroupLayoutTests, ConflictingBindingType) { … }

// Test it is invalid to have conflicting binding texture multisampling in the shaders.
TEST_F(GetBindGroupLayoutTests, ConflictingBindingTextureMultisampling) { … }

// Test it is invalid to have conflicting binding texture dimension in the shaders.
TEST_F(GetBindGroupLayoutTests, ConflictingBindingViewDimension) { … }

// Test it is invalid to have conflicting binding texture component type in the shaders.
TEST_F(GetBindGroupLayoutTests, ConflictingBindingTextureComponentType) { … }

// Test it is an error to query an out of range bind group layout.
TEST_F(GetBindGroupLayoutTests, OutOfRangeIndex) { … }

// Test that unused indices return the empty bind group layout if before the last used index, an
// error otherwise.
TEST_F(GetBindGroupLayoutTests, UnusedIndex) { … }

// Test that after explicitly creating a pipeline with a pipeline layout, calling
// GetBindGroupLayout reflects the same bind group layouts.
TEST_F(GetBindGroupLayoutTests, Reflection) { … }

// Test that fragment output validation is for the correct entryPoint
TEST_F(GetBindGroupLayoutTests, FromCorrectEntryPoint) { … }

// Test that a pipeline full of explicitly empty BGLs correctly reflects them.
TEST_F(GetBindGroupLayoutTests, FullOfEmptyBGLs) { … }

}  // anonymous namespace
}  // namespace dawn