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//
// Copyright 2015 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// RendererTest:
//   These tests are designed to ensure that the various configurations of the test fixtures work as expected.
//   If one of these tests fails, then it is likely that some of the other tests are being configured incorrectly.
//   For example, they might be using the D3D11 renderer when the test is meant to be using the D3D9 renderer.

#include "test_utils/ANGLETest.h"

using namespace angle;

namespace
{

class RendererTest : public ANGLETest
{
  protected:
    RendererTest()
    {
        setWindowWidth(128);
        setWindowHeight(128);
    }
};

TEST_P(RendererTest, RequestedRendererCreated)
{
    std::string rendererString = std::string(reinterpret_cast<const char*>(glGetString(GL_RENDERER)));
    std::transform(rendererString.begin(), rendererString.end(), rendererString.begin(), ::tolower);

    std::string versionString = std::string(reinterpret_cast<const char*>(glGetString(GL_VERSION)));
    std::transform(versionString.begin(), versionString.end(), versionString.begin(), ::tolower);

    const EGLPlatformParameters &platform = GetParam().eglParameters;

    // Ensure that the renderer string contains D3D11, if we requested a D3D11 renderer.
    if (platform.renderer == EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE)
    {
        ASSERT_NE(rendererString.find(std::string("direct3d11")), std::string::npos);
    }

    // Ensure that the renderer string contains D3D9, if we requested a D3D9 renderer.
    if (platform.renderer == EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE)
    {
        ASSERT_NE(rendererString.find(std::string("direct3d9")), std::string::npos);
    }

    // Ensure that the major and minor versions trigger expected behavior in D3D11
    if (platform.renderer == EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE)
    {
        // Ensure that the renderer uses WARP, if we requested it.
        if (platform.deviceType == EGL_PLATFORM_ANGLE_DEVICE_TYPE_WARP_ANGLE)
        {
            auto basicRenderPos = rendererString.find(std::string("microsoft basic render"));
            auto softwareAdapterPos = rendererString.find(std::string("software adapter"));
            ASSERT_TRUE(basicRenderPos != std::string::npos || softwareAdapterPos != std::string::npos);
        }

        std::vector<std::string> acceptableShaderModels;

        // When no specific major/minor version is requested, then ANGLE should return the highest possible feature level by default.
        // The current hardware driver might not support Feature Level 11_0, but WARP always does.
        // Therefore if WARP is specified but no major/minor version is specified, then we test to check that ANGLE returns FL11_0.
        if (platform.majorVersion >= 11 || platform.majorVersion == EGL_DONT_CARE)
        {
            // Feature Level 10_0 corresponds to shader model 5_0
            acceptableShaderModels.push_back("ps_5_0");
        }

        if (platform.majorVersion >= 10 || platform.majorVersion == EGL_DONT_CARE)
        {
            if (platform.minorVersion >= 1 || platform.minorVersion == EGL_DONT_CARE)
            {
                // Feature Level 10_1 corresponds to shader model 4_1
                acceptableShaderModels.push_back("ps_4_1");
            }

            if (platform.minorVersion >= 0 || platform.minorVersion == EGL_DONT_CARE)
            {
                // Feature Level 10_0 corresponds to shader model 4_0
                acceptableShaderModels.push_back("ps_4_0");
            }
        }

        if (platform.majorVersion == 9 && platform.minorVersion == 3)
        {
            acceptableShaderModels.push_back("ps_4_0_level_9_3");
        }

        bool found = false;
        for (size_t i = 0; i < acceptableShaderModels.size(); i++)
        {
            if (rendererString.find(acceptableShaderModels[i]) != std::string::npos)
            {
                found = true;
            }
        }

        ASSERT_TRUE(found);
    }

    EGLint glesMajorVersion = GetParam().majorVersion;

    // Ensure that the renderer string contains GL ES 3.0, if we requested a GL ES 3.0
    if (glesMajorVersion == 3)
    {
        ASSERT_NE(versionString.find(std::string("es 3.0")), std::string::npos);
    }

    // Ensure that the version string contains GL ES 2.0, if we requested GL ES 2.0
    if (glesMajorVersion == 2)
    {
        ASSERT_NE(versionString.find(std::string("es 2.0")), std::string::npos);
    }
}

// Perform a simple operation (clear and read pixels) to verify the device is working
TEST_P(RendererTest, SimpleOperation)
{
    glClearColor(0.0f, 1.0f, 0.0f, 1.0f);
    glClear(GL_COLOR_BUFFER_BIT);
    EXPECT_PIXEL_EQ(0, 0, 0, 255, 0, 255);
}

// Select configurations (e.g. which renderer, which GLES major version) these tests should be run against.

ANGLE_INSTANTIATE_TEST(RendererTest,
    ES2_D3D9(),            ES2_D3D9_REFERENCE(),
    ES2_D3D11(),           ES2_D3D11_FL11_0(),           ES2_D3D11_FL10_1(),           ES2_D3D11_FL10_0(),           ES2_D3D11_FL9_3(),
    ES2_D3D11_WARP(),      ES2_D3D11_FL11_0_WARP(),      ES2_D3D11_FL10_1_WARP(),      ES2_D3D11_FL10_0_WARP(),      ES2_D3D11_FL9_3_WARP(),
    ES2_D3D11_REFERENCE(), ES2_D3D11_FL11_0_REFERENCE(), ES2_D3D11_FL10_1_REFERENCE(), ES2_D3D11_FL10_0_REFERENCE(), ES2_D3D11_FL9_3_REFERENCE(),
    ES3_D3D11(),           ES3_D3D11_FL11_0(),           ES3_D3D11_FL10_1(),           ES3_D3D11_FL10_0(),
    ES3_D3D11_WARP(),      ES3_D3D11_FL11_0_WARP(),      ES3_D3D11_FL10_1_WARP(),      ES3_D3D11_FL10_0_WARP(),
    ES3_D3D11_REFERENCE(), ES3_D3D11_FL11_0_REFERENCE(), ES3_D3D11_FL10_1_REFERENCE(), ES3_D3D11_FL10_0_REFERENCE(),
    ES2_OPENGL(),          ES3_OPENGL());

}
kc3-lang/angle/src/tests/gl_tests/RendererTest.cpp

Commit

src/tests/gl_tests/RendererTest.cpp
