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

// Copyright 2024 The Dawn & Tint Authors
//
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//    this list of conditions and the following disclaimer in the documentation
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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#include <vulkan/vulkan.h>
#include <vector>

#include "dawn/tests/unittests/validation/ValidationTest.h"
#include "dawn/utils/WGPUHelpers.h"

namespace dawn {
namespace {

constexpr uint32_t kWidth = …;
constexpr uint32_t kHeight = …;
constexpr uint32_t kDefaultMipLevels = …;
constexpr uint32_t kDefaultLayerCount = …;
constexpr uint32_t kDefaultSampleCount = …;
constexpr wgpu::TextureFormat kDefaultTextureFormat = …;

wgpu::Texture Create2DTexture(wgpu::Device& device,
                              wgpu::TextureFormat format = kDefaultTextureFormat) { … }

wgpu::TextureViewDescriptor CreateDefaultViewDescriptor(wgpu::TextureViewDimension dimension) { … }

class YCbCrInfoWithoutFeatureValidationTest : public ValidationTest { … };

// Tests that creating a sampler with a valid ycbcr vulkan descriptor raises an error
// if the required feature is not enabled.
TEST_F(YCbCrInfoWithoutFeatureValidationTest, YCbCrSamplerNotSupported) { … }

// Tests that creating a texture with External format raises an error if the required feature is not
// enabled.
TEST_F(YCbCrInfoWithoutFeatureValidationTest, ExternalTextureNotSupported) { … }

// Tests that creating a texture view with a valid ycbcr vulkan descriptor raises an error
// if the required feature is not enabled.
TEST_F(YCbCrInfoWithoutFeatureValidationTest, YCbCrTextureViewNotSupported) { … }

class YCbCrInfoWithFeatureValidationTest : public YCbCrInfoWithoutFeatureValidationTest { … };

// Tests that creating a sampler with a valid ycbcr vulkan descriptor succeeds if the
// required feature is enabled.
TEST_F(YCbCrInfoWithFeatureValidationTest, YCbCrSamplerSupported) { … }

// Tests that creating a bind group layout with a valid static sampler succeeds if the
// required feature is enabled.
TEST_F(YCbCrInfoWithFeatureValidationTest, CreateBindGroupWithYCbCrSamplerSupported) { … }

// Verifies that creation of a correctly-specified bind group for a layout that
// has a sampler and a static sampler succeeds.
TEST_F(YCbCrInfoWithFeatureValidationTest, CreateBindGroupWithSamplerAndStaticSamplerSupported) { … }

// Verifies that creation of a bind group with the correct number of entries for a layout that has a
// sampler and a static sampler raises an error if the entry is specified at the
// index of the static sampler rather than that of the sampler.
TEST_F(YCbCrInfoWithFeatureValidationTest, BindGroupCreationForSamplerBindingTypeCausesError) { … }

// Tests that creating a texture view with a valid ycbcr vulkan descriptor succeeds if the
// required feature is enabled.
TEST_F(YCbCrInfoWithFeatureValidationTest, YCbCrTextureViewSupported) { … }

// TODO(crbug.com/dawn/2476): Add test validating binding fails if sampler or texture view is not
// YCbCr
// TODO(crbug.com/dawn/2476): Add test validating binding passes if sampler and texture view is
// YCbCr
// TODO(crbug.com/dawn/2476): Add test validating binding fails if texture view ycbcr info is
// different from that on sampler
// TODO(crbug.com/dawn/2476): Add test validating binding passes if texture view ycbcr info is same
// as that on sampler
// TODO(crbug.com/dawn/2476): Add validation that mipLevel, arrayLayers are always 1 along with 2D
// view dimension (see
// https://registry.khronos.org/vulkan/specs/1.3-extensions/man/html/VkImageCreateInfo.html) with
// YCbCr and tests for it.

}  // anonymous namespace
}  // namespace dawn