src/dawn/tests/end2end/AdapterPropertiesDrmTests.cpp

// Copyright 2026 The Dawn & Tint Authors
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#include <vector>

#include "dawn/tests/DawnTest.h"

namespace dawn {
namespace {

class AdapterPropertiesDrmTest : public DawnTest {
  protected:
    void SetUp() override {
        DawnTest::SetUp();
        DAWN_TEST_UNSUPPORTED_IF(!IsLinux());
        DAWN_TEST_UNSUPPORTED_IF(!device.HasFeature(wgpu::FeatureName::AdapterPropertiesDrm));
    }

    std::vector<wgpu::FeatureName> GetRequiredFeatures() override {
        if (SupportsFeatures({wgpu::FeatureName::AdapterPropertiesDrm})) {
            return {wgpu::FeatureName::AdapterPropertiesDrm};
        }
        return {};
    }
};

TEST_P(AdapterPropertiesDrmTest, GetDrmProperties) {
    {
        wgpu::AdapterInfo info;
        wgpu::AdapterPropertiesDrm drmProperties;
        info.nextInChain = &drmProperties;

        EXPECT_EQ(adapter.GetInfo(&info), wgpu::Status::Success);

        if (drmProperties.hasPrimary) {
            EXPECT_NE(drmProperties.primaryMajor, 0u);
        }
        if (drmProperties.hasRender) {
            EXPECT_NE(drmProperties.renderMajor, 0u);
        }

        if (!drmProperties.hasPrimary) {
            EXPECT_EQ(drmProperties.primaryMajor, 0u);
            EXPECT_EQ(drmProperties.primaryMinor, 0u);
        }
        if (!drmProperties.hasRender) {
            EXPECT_EQ(drmProperties.renderMajor, 0u);
            EXPECT_EQ(drmProperties.renderMinor, 0u);
        }
    }
    {
        wgpu::AdapterInfo adapterInfo;
        wgpu::AdapterPropertiesDrm drmProperties;
        adapterInfo.nextInChain = &drmProperties;

        EXPECT_EQ(adapter.GetInfo(&adapterInfo), wgpu::Status::Success);

        if (drmProperties.hasPrimary) {
            EXPECT_NE(drmProperties.primaryMajor, 0u);
        }
        if (drmProperties.hasRender) {
            EXPECT_NE(drmProperties.renderMajor, 0u);
        }

        if (!drmProperties.hasPrimary) {
            EXPECT_EQ(drmProperties.primaryMajor, 0u);
            EXPECT_EQ(drmProperties.primaryMinor, 0u);
        }
        if (!drmProperties.hasRender) {
            EXPECT_EQ(drmProperties.renderMajor, 0u);
            EXPECT_EQ(drmProperties.renderMinor, 0u);
        }
    }
}

DAWN_INSTANTIATE_TEST(AdapterPropertiesDrmTest, VulkanBackend());

}  // anonymous namespace
}  // namespace dawn