// Copyright 2023 The Dawn & Tint Authors
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#include <vector>

#include "dawn/tests/DawnTest.h"

namespace dawn {
namespace {

class MemoryHeapPropertiesTest : public DawnTest {};

// TODO(dawn:2257) test that is is invalid to request AdapterPropertiesMemoryHeaps if the
// feature is not available.

// Test that it is possible to query the memory, and it is populated with valid enums.
TEST_P(MemoryHeapPropertiesTest, GetMemoryHeapProperties) {
    DAWN_TEST_UNSUPPORTED_IF(!adapter.HasFeature(wgpu::FeatureName::AdapterPropertiesMemoryHeaps));

    wgpu::AdapterProperties properties;
    wgpu::AdapterPropertiesMemoryHeaps memoryHeapProperties;
    properties.nextInChain = &memoryHeapProperties;

    adapter.GetProperties(&properties);

    EXPECT_GT(memoryHeapProperties.heapCount, 0u);
    for (size_t i = 0; i < memoryHeapProperties.heapCount; ++i) {
        // Check the heap is non-zero in size.
        EXPECT_GT(memoryHeapProperties.heapInfo[i].size, 0ull);

        constexpr wgpu::HeapProperty kValidProps =
            wgpu::HeapProperty::DeviceLocal | wgpu::HeapProperty::HostVisible |
            wgpu::HeapProperty::HostCoherent | wgpu::HeapProperty::HostUncached |
            wgpu::HeapProperty::HostCached;

        // Check the heap properties only contain the set of valid enums.
        EXPECT_EQ(memoryHeapProperties.heapInfo[i].properties & ~kValidProps, 0u);

        // Check the heap properies have at least one bit.
        EXPECT_NE(uint32_t(memoryHeapProperties.heapInfo[i].properties), 0u);
    }
}

DAWN_INSTANTIATE_TEST(MemoryHeapPropertiesTest,
                      D3D11Backend(),
                      D3D12Backend(),
                      MetalBackend(),
                      OpenGLBackend(),
                      OpenGLESBackend(),
                      VulkanBackend());

}  // anonymous namespace
}  // namespace dawn