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kc3-lang/angle/src/tests/gl_tests/ImageTest.cpp

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  • Author : Zhenyao Mo
    Date : 2018-07-27 16:49:57
    Hash : 5b3b5cc1
    Message : Suppress more tests on Android for NVIDIA Shield TV bot. BUG=angleproject:2507 TBR=geofflang@chromium.org Change-Id: I6788303bdca8739c42b1f43e45b5b2c16cea4ed3 Reviewed-on: https://chromium-review.googlesource.com/1154127 Reviewed-by: Zhenyao Mo <zmo@chromium.org> Commit-Queue: Zhenyao Mo <zmo@chromium.org>

  • src/tests/gl_tests/ImageTest.cpp
  • //
    // 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.
    //
    // ImageTest:
    //   Tests the correctness of eglImage.
    //
    
    #include "test_utils/ANGLETest.h"
    
    namespace angle
    {
    namespace
    {
    constexpr char kOESExt[]           = "GL_OES_EGL_image";
    constexpr char kExternalExt[]      = "GL_OES_EGL_image_external";
    constexpr char kExternalESSL3Ext[] = "GL_OES_EGL_image_external_essl3";
    constexpr char kBaseExt[]          = "EGL_KHR_image_base";
    constexpr char k2DTextureExt[]     = "EGL_KHR_gl_texture_2D_image";
    constexpr char k3DTextureExt[]     = "EGL_KHR_gl_texture_3D_image";
    constexpr char kPixmapExt[]        = "EGL_KHR_image_pixmap";
    constexpr char kRenderbufferExt[]  = "EGL_KHR_gl_renderbuffer_image";
    constexpr char kCubemapExt[]       = "EGL_KHR_gl_texture_cubemap_image";
    }  // anonymous namespace
    
    class ImageTest : public ANGLETest
    {
      protected:
        ImageTest()
        {
            setWindowWidth(128);
            setWindowHeight(128);
            setConfigRedBits(8);
            setConfigGreenBits(8);
            setConfigBlueBits(8);
            setConfigAlphaBits(8);
            setConfigDepthBits(24);
        }
    
        void SetUp() override
        {
            ANGLETest::SetUp();
    
            const std::string vsSource =
                "precision highp float;\n"
                "attribute vec4 position;\n"
                "varying vec2 texcoord;\n"
                "\n"
                "void main()\n"
                "{\n"
                "    gl_Position = position;\n"
                "    texcoord = (position.xy * 0.5) + 0.5;\n"
                "    texcoord.y = 1.0 - texcoord.y;\n"
                "}\n";
            const std::string vsESSL3Source =
                "#version 300 es\n"
                "precision highp float;\n"
                "in vec4 position;\n"
                "out vec2 texcoord;\n"
                "\n"
                "void main()\n"
                "{\n"
                "    gl_Position = position;\n"
                "    texcoord = (position.xy * 0.5) + 0.5;\n"
                "    texcoord.y = 1.0 - texcoord.y;\n"
                "}\n";
    
            const std::string textureFSSource =
                "precision highp float;\n"
                "uniform sampler2D tex;\n"
                "varying vec2 texcoord;\n"
                "\n"
                "void main()\n"
                "{\n"
                "    gl_FragColor = texture2D(tex, texcoord);\n"
                "}\n";
            const std::string textureExternalFSSource =
                "#extension GL_OES_EGL_image_external : require\n"
                "precision highp float;\n"
                "uniform samplerExternalOES tex;\n"
                "varying vec2 texcoord;\n"
                "\n"
                "void main()\n"
                "{\n"
                "    gl_FragColor = texture2D(tex, texcoord);\n"
                "}\n";
            const std::string textureExternalESSL3FSSource =
                "#version 300 es\n"
                "#extension GL_OES_EGL_image_external_essl3 : require\n"
                "precision highp float;\n"
                "uniform samplerExternalOES tex;\n"
                "in vec2 texcoord;\n"
                "out vec4 color;"
                "\n"
                "void main()\n"
                "{\n"
                "    color = texture(tex, texcoord);\n"
                "}\n";
    
            mTextureProgram = CompileProgram(vsSource, textureFSSource);
            if (mTextureProgram == 0)
            {
                FAIL() << "shader compilation failed.";
            }
    
            mTextureUniformLocation = glGetUniformLocation(mTextureProgram, "tex");
    
            if (extensionEnabled("GL_OES_EGL_image_external"))
            {
                mTextureExternalProgram = CompileProgram(vsSource, textureExternalFSSource);
                ASSERT_NE(0u, mTextureExternalProgram) << "shader compilation failed.";
    
                mTextureExternalUniformLocation = glGetUniformLocation(mTextureExternalProgram, "tex");
            }
    
            if (extensionEnabled("GL_OES_EGL_image_external_essl3"))
            {
                mTextureExternalESSL3Program =
                    CompileProgram(vsESSL3Source, textureExternalESSL3FSSource);
                ASSERT_NE(0u, mTextureExternalESSL3Program) << "shader compilation failed.";
    
                mTextureExternalESSL3UniformLocation =
                    glGetUniformLocation(mTextureExternalESSL3Program, "tex");
            }
    
            eglCreateImageKHR =
                reinterpret_cast<PFNEGLCREATEIMAGEKHRPROC>(eglGetProcAddress("eglCreateImageKHR"));
            eglDestroyImageKHR =
                reinterpret_cast<PFNEGLDESTROYIMAGEKHRPROC>(eglGetProcAddress("eglDestroyImageKHR"));
    
            ASSERT_GL_NO_ERROR();
        }
    
        void TearDown() override
        {
            glDeleteProgram(mTextureProgram);
            glDeleteProgram(mTextureExternalProgram);
            glDeleteProgram(mTextureExternalESSL3Program);
    
            ANGLETest::TearDown();
        }
    
        void createEGLImage2DTextureSource(size_t width,
                                           size_t height,
                                           GLenum format,
                                           GLenum type,
                                           void *data,
                                           GLuint *outSourceTexture,
                                           EGLImageKHR *outSourceImage)
        {
            // Create a source 2D texture
            GLuint source;
            glGenTextures(1, &source);
            glBindTexture(GL_TEXTURE_2D, source);
    
            glTexImage2D(GL_TEXTURE_2D, 0, format, static_cast<GLsizei>(width),
                         static_cast<GLsizei>(height), 0, format, type, data);
    
            // Disable mipmapping
            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
    
            ASSERT_GL_NO_ERROR();
    
            // Create an image from the source texture
            EGLWindow *window = getEGLWindow();
    
            EGLint attribs[] = {
                EGL_IMAGE_PRESERVED, EGL_TRUE, EGL_NONE,
            };
    
            EGLImageKHR image =
                eglCreateImageKHR(window->getDisplay(), window->getContext(), EGL_GL_TEXTURE_2D_KHR,
                                  reinterpretHelper<EGLClientBuffer>(source), attribs);
    
            ASSERT_EGL_SUCCESS();
    
            *outSourceTexture = source;
            *outSourceImage   = image;
        }
    
        void createEGLImageCubemapTextureSource(size_t width,
                                                size_t height,
                                                GLenum format,
                                                GLenum type,
                                                uint8_t *data,
                                                size_t dataStride,
                                                EGLenum imageTarget,
                                                GLuint *outSourceTexture,
                                                EGLImageKHR *outSourceImage)
        {
            // Create a source cube map texture
            GLuint source;
            glGenTextures(1, &source);
            glBindTexture(GL_TEXTURE_CUBE_MAP, source);
    
            for (GLenum faceIdx = 0; faceIdx < 6; faceIdx++)
            {
                glTexImage2D(faceIdx + GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0, format,
                             static_cast<GLsizei>(width), static_cast<GLsizei>(height), 0, format, type,
                             data + (faceIdx * dataStride));
            }
    
            // Disable mipmapping
            glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
            glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
    
            ASSERT_GL_NO_ERROR();
    
            // Create an image from the source texture
            EGLWindow *window = getEGLWindow();
    
            EGLint attribs[] = {
                EGL_IMAGE_PRESERVED, EGL_TRUE, EGL_NONE,
            };
    
            EGLImageKHR image =
                eglCreateImageKHR(window->getDisplay(), window->getContext(), imageTarget,
                                  reinterpretHelper<EGLClientBuffer>(source), attribs);
    
            ASSERT_EGL_SUCCESS();
    
            *outSourceTexture = source;
            *outSourceImage   = image;
        }
    
        void createEGLImage3DTextureSource(size_t width,
                                           size_t height,
                                           size_t depth,
                                           GLenum format,
                                           GLenum type,
                                           void *data,
                                           size_t imageLayer,
                                           GLuint *outSourceTexture,
                                           EGLImageKHR *outSourceImage)
        {
            // Create a source 3D texture
            GLuint source;
            glGenTextures(1, &source);
            glBindTexture(GL_TEXTURE_3D, source);
    
            glTexImage3D(GL_TEXTURE_3D, 0, format, static_cast<GLsizei>(width),
                         static_cast<GLsizei>(height), static_cast<GLsizei>(depth), 0, format, type,
                         data);
    
            // Disable mipmapping
            glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
            glTexParameteri(GL_TEXTURE_3D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
    
            ASSERT_GL_NO_ERROR();
    
            // Create an image from the source texture
            EGLWindow *window = getEGLWindow();
    
            EGLint attribs[] = {
                EGL_GL_TEXTURE_ZOFFSET_KHR,
                static_cast<EGLint>(imageLayer),
                EGL_IMAGE_PRESERVED,
                EGL_TRUE,
                EGL_NONE,
            };
            EGLImageKHR image =
                eglCreateImageKHR(window->getDisplay(), window->getContext(), EGL_GL_TEXTURE_3D_KHR,
                                  reinterpretHelper<EGLClientBuffer>(source), attribs);
    
            ASSERT_EGL_SUCCESS();
    
            *outSourceTexture = source;
            *outSourceImage   = image;
        }
    
        void createEGLImageRenderbufferSource(size_t width,
                                              size_t height,
                                              GLenum internalFormat,
                                              GLubyte data[4],
                                              GLuint *outSourceRenderbuffer,
                                              EGLImageKHR *outSourceImage)
        {
            // Create a source renderbuffer
            GLuint source;
            glGenRenderbuffers(1, &source);
            glBindRenderbuffer(GL_RENDERBUFFER, source);
            glRenderbufferStorage(GL_RENDERBUFFER, internalFormat, static_cast<GLsizei>(width),
                                  static_cast<GLsizei>(height));
    
            // Create a framebuffer and clear it to set the data
            GLuint framebuffer;
            glGenFramebuffers(1, &framebuffer);
            glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
            glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, source);
    
            glClearColor(data[0] / 255.0f, data[1] / 255.0f, data[2] / 255.0f, data[3] / 255.0f);
            glClear(GL_COLOR_BUFFER_BIT);
    
            glDeleteFramebuffers(1, &framebuffer);
    
            ASSERT_GL_NO_ERROR();
    
            // Create an image from the source renderbuffer
            EGLWindow *window = getEGLWindow();
    
            EGLint attribs[] = {
                EGL_IMAGE_PRESERVED, EGL_TRUE, EGL_NONE,
            };
    
            EGLImageKHR image =
                eglCreateImageKHR(window->getDisplay(), window->getContext(), EGL_GL_RENDERBUFFER_KHR,
                                  reinterpretHelper<EGLClientBuffer>(source), attribs);
    
            ASSERT_EGL_SUCCESS();
    
            *outSourceRenderbuffer = source;
            *outSourceImage        = image;
        }
    
        void createEGLImageTargetTexture2D(EGLImageKHR image, GLuint *outTargetTexture)
        {
            // Create a target texture from the image
            GLuint target;
            glGenTextures(1, &target);
            glBindTexture(GL_TEXTURE_2D, target);
            glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image);
    
            // Disable mipmapping
            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
    
            ASSERT_GL_NO_ERROR();
    
            *outTargetTexture = target;
        }
    
        void createEGLImageTargetTextureExternal(EGLImageKHR image, GLuint *outTargetTexture)
        {
            // Create a target texture from the image
            GLuint target;
            glGenTextures(1, &target);
            glBindTexture(GL_TEXTURE_EXTERNAL_OES, target);
            glEGLImageTargetTexture2DOES(GL_TEXTURE_EXTERNAL_OES, image);
    
            // Disable mipmapping
            glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
            glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
    
            ASSERT_GL_NO_ERROR();
    
            *outTargetTexture = target;
        }
    
        void createEGLImageTargetRenderbuffer(EGLImageKHR image, GLuint *outTargetRenderbuffer)
        {
            // Create a target texture from the image
            GLuint target;
            glGenRenderbuffers(1, &target);
            glBindRenderbuffer(GL_RENDERBUFFER, target);
            glEGLImageTargetRenderbufferStorageOES(GL_RENDERBUFFER, image);
    
            ASSERT_GL_NO_ERROR();
    
            *outTargetRenderbuffer = target;
        }
    
        void verifyResultsTexture(GLuint texture,
                                  GLubyte data[4],
                                  GLenum textureTarget,
                                  GLuint program,
                                  GLuint textureUniform)
        {
            // Draw a quad with the target texture
            glUseProgram(program);
            glBindTexture(textureTarget, texture);
            glUniform1i(textureUniform, 0);
    
            drawQuad(program, "position", 0.5f);
    
            // Expect that the rendered quad has the same color as the source texture
            EXPECT_PIXEL_EQ(0, 0, data[0], data[1], data[2], data[3]);
        }
    
        void verifyResults2D(GLuint texture, GLubyte data[4])
        {
            verifyResultsTexture(texture, data, GL_TEXTURE_2D, mTextureProgram,
                                 mTextureUniformLocation);
        }
    
        void verifyResultsExternal(GLuint texture, GLubyte data[4])
        {
            verifyResultsTexture(texture, data, GL_TEXTURE_EXTERNAL_OES, mTextureExternalProgram,
                                 mTextureExternalUniformLocation);
        }
    
        void verifyResultsExternalESSL3(GLuint texture, GLubyte data[4])
        {
            verifyResultsTexture(texture, data, GL_TEXTURE_EXTERNAL_OES, mTextureExternalESSL3Program,
                                 mTextureExternalESSL3UniformLocation);
        }
    
        void verifyResultsRenderbuffer(GLuint renderbuffer, GLubyte data[4])
        {
            // Bind the renderbuffer to a framebuffer
            GLuint framebuffer;
            glGenFramebuffers(1, &framebuffer);
            glBindFramebuffer(GL_FRAMEBUFFER, framebuffer);
            glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER,
                                      renderbuffer);
    
            // Expect that the rendered quad has the same color as the source texture
            EXPECT_PIXEL_EQ(0, 0, data[0], data[1], data[2], data[3]);
    
            glDeleteFramebuffers(1, &framebuffer);
        }
    
        template <typename destType, typename sourcetype>
        destType reinterpretHelper(sourcetype source)
        {
            static_assert(sizeof(destType) == sizeof(size_t),
                          "destType should be the same size as a size_t");
            size_t sourceSizeT = static_cast<size_t>(source);
            return reinterpret_cast<destType>(sourceSizeT);
        }
    
        bool hasOESExt() const { return extensionEnabled(kOESExt); }
    
        bool hasExternalExt() const { return extensionEnabled(kExternalExt); }
    
        bool hasExternalESSL3Ext() const { return extensionEnabled(kExternalESSL3Ext); }
    
        bool hasBaseExt() const
        {
            return eglDisplayExtensionEnabled(getEGLWindow()->getDisplay(), kBaseExt);
        }
    
        bool has2DTextureExt() const
        {
            return eglDisplayExtensionEnabled(getEGLWindow()->getDisplay(), k2DTextureExt);
        }
    
        bool has3DTextureExt() const
        {
            return eglDisplayExtensionEnabled(getEGLWindow()->getDisplay(), k3DTextureExt);
        }
    
        bool hasPixmapExt() const
        {
            return eglDisplayExtensionEnabled(getEGLWindow()->getDisplay(), kPixmapExt);
        }
    
        bool hasRenderbufferExt() const
        {
            return eglDisplayExtensionEnabled(getEGLWindow()->getDisplay(), kRenderbufferExt);
        }
    
        bool hasCubemapExt() const
        {
            return eglDisplayExtensionEnabled(getEGLWindow()->getDisplay(), kCubemapExt);
        }
    
        GLuint mTextureProgram;
        GLint mTextureUniformLocation;
    
        GLuint mTextureExternalProgram        = 0;
        GLint mTextureExternalUniformLocation = -1;
    
        GLuint mTextureExternalESSL3Program        = 0;
        GLint mTextureExternalESSL3UniformLocation = -1;
    
        PFNEGLCREATEIMAGEKHRPROC eglCreateImageKHR;
        PFNEGLDESTROYIMAGEKHRPROC eglDestroyImageKHR;
    };
    
    class ImageTestES3 : public ImageTest
    {
    };
    
    // Tests that the extension is exposed on the platforms we think it should be. Please modify this as
    // you change extension availability.
    TEST_P(ImageTest, ANGLEExtensionAvailability)
    {
        // EGL support is based on driver extension availability.
        ANGLE_SKIP_TEST_IF(IsOpenGLES() && IsAndroid());
        ANGLE_SKIP_TEST_IF(IsOpenGLES() && IsOzone());
    
        if (IsD3D11() || IsD3D9())
        {
            EXPECT_TRUE(hasOESExt());
            EXPECT_TRUE(hasExternalExt());
            EXPECT_TRUE(hasBaseExt());
            EXPECT_TRUE(has2DTextureExt());
            EXPECT_TRUE(hasRenderbufferExt());
    
            if (IsD3D11())
            {
                EXPECT_TRUE(hasCubemapExt());
    
                if (getClientMajorVersion() >= 3)
                {
                    EXPECT_TRUE(hasExternalESSL3Ext());
                }
                else
                {
                    EXPECT_FALSE(hasExternalESSL3Ext());
                }
            }
            else
            {
                EXPECT_FALSE(hasCubemapExt());
                EXPECT_FALSE(hasExternalESSL3Ext());
            }
        }
        else
        {
            EXPECT_FALSE(hasOESExt());
            EXPECT_FALSE(hasExternalExt());
            EXPECT_FALSE(hasExternalESSL3Ext());
            EXPECT_FALSE(hasBaseExt());
            EXPECT_FALSE(has2DTextureExt());
            EXPECT_FALSE(has3DTextureExt());
            EXPECT_FALSE(hasRenderbufferExt());
        }
    
        // These extensions are not yet available on any platform.
        EXPECT_FALSE(hasPixmapExt());
        EXPECT_FALSE(has3DTextureExt());
    }
    
    // Check validation from the EGL_KHR_image_base extension
    TEST_P(ImageTest, ValidationImageBase)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLuint glTexture2D;
        glGenTextures(1, &glTexture2D);
        glBindTexture(GL_TEXTURE_2D, glTexture2D);
        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
    
        EGLDisplay display        = window->getDisplay();
        EGLContext context        = window->getContext();
        EGLConfig config          = window->getConfig();
        EGLImageKHR image         = EGL_NO_IMAGE_KHR;
        EGLClientBuffer texture2D = reinterpretHelper<EGLClientBuffer>(glTexture2D);
    
        // Test validation of eglCreateImageKHR
    
        // If <dpy> is not the handle of a valid EGLDisplay object, the error EGL_BAD_DISPLAY is
        // generated.
        image = eglCreateImageKHR(reinterpretHelper<EGLDisplay>(0xBAADF00D), context,
                                  EGL_GL_TEXTURE_2D_KHR, texture2D, nullptr);
        EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
        EXPECT_EGL_ERROR(EGL_BAD_DISPLAY);
    
        // If <ctx> is neither the handle of a valid EGLContext object on <dpy> nor EGL_NO_CONTEXT, the
        // error EGL_BAD_CONTEXT is generated.
        image = eglCreateImageKHR(display, reinterpretHelper<EGLContext>(0xBAADF00D),
                                  EGL_GL_TEXTURE_2D_KHR, texture2D, nullptr);
        EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
        EXPECT_EGL_ERROR(EGL_BAD_CONTEXT);
    
        // Test EGL_NO_CONTEXT with a 2D texture target which does require a context.
        image = eglCreateImageKHR(display, EGL_NO_CONTEXT, EGL_GL_TEXTURE_2D_KHR, texture2D, nullptr);
        EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
        EXPECT_EGL_ERROR(EGL_BAD_CONTEXT);
    
        // If an attribute specified in <attrib_list> is not one of the attributes listed in Table bbb,
        // the error EGL_BAD_PARAMETER is generated.
        EGLint badAttributes[] = {
            static_cast<EGLint>(0xDEADBEEF), 0, EGL_NONE,
        };
    
        image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR, texture2D, badAttributes);
        EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
        EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
    
        // If the resource specified by <dpy>, <ctx>, <target>, <buffer> and <attrib_list> has an off -
        // screen buffer bound to it(e.g., by a
        // previous call to eglBindTexImage), the error EGL_BAD_ACCESS is generated.
        EGLint surfaceType = 0;
        eglGetConfigAttrib(display, config, EGL_SURFACE_TYPE, &surfaceType);
    
        EGLint bindToTextureRGBA = 0;
        eglGetConfigAttrib(display, config, EGL_BIND_TO_TEXTURE_RGBA, &bindToTextureRGBA);
        if ((surfaceType & EGL_PBUFFER_BIT) != 0 && bindToTextureRGBA == EGL_TRUE)
        {
            EGLint pbufferAttributes[] = {
                EGL_WIDTH,          1,
                EGL_HEIGHT,         1,
                EGL_TEXTURE_FORMAT, EGL_TEXTURE_RGBA,
                EGL_TEXTURE_TARGET, EGL_TEXTURE_2D,
                EGL_NONE,           EGL_NONE,
            };
            EGLSurface pbuffer = eglCreatePbufferSurface(display, config, pbufferAttributes);
            ASSERT_NE(pbuffer, EGL_NO_SURFACE);
            EXPECT_EGL_SUCCESS();
    
            eglBindTexImage(display, pbuffer, EGL_BACK_BUFFER);
            EXPECT_EGL_SUCCESS();
    
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR, texture2D, nullptr);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_ACCESS);
    
            eglReleaseTexImage(display, pbuffer, EGL_BACK_BUFFER);
            eglDestroySurface(display, pbuffer);
            glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
            EXPECT_EGL_SUCCESS();
            EXPECT_GL_NO_ERROR();
        }
    
        // If the resource specified by <dpy>, <ctx>, <target>, <buffer> and
        // <attrib_list> is itself an EGLImage sibling, the error EGL_BAD_ACCESS is generated.
        image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR, texture2D, nullptr);
        EXPECT_NE(image, EGL_NO_IMAGE_KHR);
        EXPECT_EGL_SUCCESS();
    
        /* TODO(geofflang): Enable this validation when it passes.
        EGLImageKHR image2 = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR,
        reinterpret_cast<EGLClientBuffer>(texture2D), nullptr);
        EXPECT_EQ(image2, EGL_NO_IMAGE_KHR);
        EXPECT_EGL_ERROR(EGL_BAD_ACCESS);
        */
    
        // Test validation of eglDestroyImageKHR
        // Note: image is now a valid EGL image
        EGLBoolean result = EGL_FALSE;
    
        // If <dpy> is not the handle of a valid EGLDisplay object, the error EGL_BAD_DISPLAY is
        // generated.
        result = eglDestroyImageKHR(reinterpretHelper<EGLDisplay>(0xBAADF00D), image);
        EXPECT_EQ(result, static_cast<EGLBoolean>(EGL_FALSE));
        EXPECT_EGL_ERROR(EGL_BAD_DISPLAY);
    
        // If <image> is not a valid EGLImageKHR object created with respect to <dpy>, the error
        // EGL_BAD_PARAMETER is generated.
        result = eglDestroyImageKHR(display, reinterpretHelper<EGLImageKHR>(0xBAADF00D));
        EXPECT_EQ(result, static_cast<EGLBoolean>(EGL_FALSE));
        EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
    
        // Clean up and validate image is destroyed
        result = eglDestroyImageKHR(display, image);
        EXPECT_EQ(result, static_cast<EGLBoolean>(EGL_TRUE));
        EXPECT_EGL_SUCCESS();
    
        glDeleteTextures(1, &glTexture2D);
        EXPECT_GL_NO_ERROR();
    }
    
    // Check validation from the EGL_KHR_gl_texture_2D_image, EGL_KHR_gl_texture_cubemap_image,
    // EGL_KHR_gl_texture_3D_image and EGL_KHR_gl_renderbuffer_image extensions
    TEST_P(ImageTest, ValidationGLImage)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt());
    
        EGLDisplay display = window->getDisplay();
        EGLContext context = window->getContext();
        EGLImageKHR image  = EGL_NO_IMAGE_KHR;
    
        if (has2DTextureExt())
        {
            // If <target> is EGL_GL_TEXTURE_2D_KHR, EGL_GL_TEXTURE_CUBE_MAP_*_KHR or
            // EGL_GL_TEXTURE_3D_KHR and <buffer> is not the name of a texture object of type <target>,
            // the error EGL_BAD_PARAMETER is generated.
            GLuint textureCube;
            glGenTextures(1, &textureCube);
            glBindTexture(GL_TEXTURE_CUBE_MAP, textureCube);
            for (GLenum face = GL_TEXTURE_CUBE_MAP_POSITIVE_X; face <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z;
                 face++)
            {
                glTexImage2D(face, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
            }
    
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR,
                                      reinterpretHelper<EGLClientBuffer>(textureCube), nullptr);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
    
            // If EGL_GL_TEXTURE_LEVEL_KHR is 0, <target> is EGL_GL_TEXTURE_2D_KHR,
            // EGL_GL_TEXTURE_CUBE_MAP_*_KHR or EGL_GL_TEXTURE_3D_KHR, <buffer> is the name of an
            // incomplete GL texture object, and any mipmap levels other than mipmap level 0 are
            // specified, the error EGL_BAD_PARAMETER is generated.
            GLuint incompleteTexture;
            glGenTextures(1, &incompleteTexture);
            glBindTexture(GL_TEXTURE_2D, incompleteTexture);
            glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 2, 2, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
            glTexImage2D(GL_TEXTURE_2D, 1, GL_RGBA, 2, 2, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
    
            EGLint level0Attribute[] = {
                EGL_GL_TEXTURE_LEVEL_KHR, 0, EGL_NONE,
            };
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR,
                                      reinterpretHelper<EGLClientBuffer>(incompleteTexture),
                                      level0Attribute);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
    
            // If EGL_GL_TEXTURE_LEVEL_KHR is 0, <target> is EGL_GL_TEXTURE_2D_KHR or
            // EGL_GL_TEXTURE_3D_KHR, <buffer> is not the name of a complete GL texture object, and
            // mipmap level 0 is not specified, the error EGL_BAD_PARAMETER is generated.
            glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 0, 0, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR,
                                      reinterpretHelper<EGLClientBuffer>(incompleteTexture), nullptr);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
    
            // If <target> is EGL_GL_TEXTURE_2D_KHR, EGL_GL_TEXTURE_CUBE_MAP_*_KHR,
            // EGL_GL_RENDERBUFFER_KHR or EGL_GL_TEXTURE_3D_KHR and <buffer> refers to the default GL
            // texture object(0) for the corresponding GL target, the error EGL_BAD_PARAMETER is
            // generated.
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR, 0, nullptr);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
    
            // If <target> is EGL_GL_TEXTURE_2D_KHR, EGL_GL_TEXTURE_CUBE_MAP_*_KHR, or
            // EGL_GL_TEXTURE_3D_KHR, and the value specified in <attr_list> for
            // EGL_GL_TEXTURE_LEVEL_KHR is not a valid mipmap level for the specified GL texture object
            // <buffer>, the error EGL_BAD_MATCH is generated.
            EGLint level2Attribute[] = {
                EGL_GL_TEXTURE_LEVEL_KHR, 2, EGL_NONE,
            };
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR,
                                      reinterpretHelper<EGLClientBuffer>(incompleteTexture),
                                      level2Attribute);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
        }
        else
        {
            GLuint texture2D;
            glGenTextures(1, &texture2D);
            glBindTexture(GL_TEXTURE_2D, texture2D);
            glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
    
            // From EGL_KHR_image_base:
            // If <target> is not one of the values in Table aaa, the error EGL_BAD_PARAMETER is
            // generated.
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR,
                                      reinterpretHelper<EGLClientBuffer>(texture2D), nullptr);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
        }
    
        if (hasCubemapExt())
        {
            // If EGL_GL_TEXTURE_LEVEL_KHR is 0, <target> is EGL_GL_TEXTURE_CUBE_MAP_*_KHR, <buffer> is
            // not the name of a complete GL texture object, and one or more faces do not have mipmap
            // level 0 specified, the error EGL_BAD_PARAMETER is generated.
            GLuint incompleteTextureCube;
            glGenTextures(1, &incompleteTextureCube);
            glBindTexture(GL_TEXTURE_CUBE_MAP, incompleteTextureCube);
            glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE,
                         nullptr);
            glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_X, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE,
                         nullptr);
            glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Y, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE,
                         nullptr);
            glTexImage2D(GL_TEXTURE_CUBE_MAP_NEGATIVE_Y, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE,
                         nullptr);
            glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_Z, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE,
                         nullptr);
    
            EGLint level0Attribute[] = {
                EGL_GL_TEXTURE_LEVEL_KHR, 0, EGL_NONE,
            };
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR,
                                      reinterpretHelper<EGLClientBuffer>(incompleteTextureCube),
                                      level0Attribute);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
        }
        else
        {
            GLuint textureCube;
            glGenTextures(1, &textureCube);
            glBindTexture(GL_TEXTURE_CUBE_MAP, textureCube);
            for (GLenum face = GL_TEXTURE_CUBE_MAP_POSITIVE_X; face <= GL_TEXTURE_CUBE_MAP_NEGATIVE_Z;
                 face++)
            {
                glTexImage2D(face, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
            }
    
            // From EGL_KHR_image_base:
            // If <target> is not one of the values in Table aaa, the error EGL_BAD_PARAMETER is
            // generated.
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR,
                                      reinterpretHelper<EGLClientBuffer>(textureCube), nullptr);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
        }
    
        if (has3DTextureExt() && getClientMajorVersion() >= 3)
        {
            // If <target> is EGL_GL_TEXTURE_3D_KHR, and the value specified in <attr_list> for
            // EGL_GL_TEXTURE_ZOFFSET_KHR exceeds the depth of the specified mipmap level - of - detail
            // in <buffer>, the error EGL_BAD_PARAMETER is generated.
            GLuint texture3D;
            glGenTextures(1, &texture3D);
            glBindTexture(GL_TEXTURE_3D, texture3D);
            glTexImage3D(GL_TEXTURE_3D, 0, GL_RGBA, 2, 2, 2, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
    
            EGLint zOffset3Parameter[] = {
                EGL_GL_TEXTURE_ZOFFSET_KHR, 3, EGL_NONE,
            };
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_3D_KHR,
                                      reinterpretHelper<EGLClientBuffer>(texture3D), zOffset3Parameter);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
    
            EGLint zOffsetNegative1Parameter[] = {
                EGL_GL_TEXTURE_ZOFFSET_KHR, -1, EGL_NONE,
            };
            image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_3D_KHR,
                                      reinterpretHelper<EGLClientBuffer>(texture3D),
                                      zOffsetNegative1Parameter);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
        }
        else
        {
            if (has2DTextureExt())
            {
                GLuint texture2D;
                glGenTextures(1, &texture2D);
                glBindTexture(GL_TEXTURE_2D, texture2D);
                glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
    
                // Verify EGL_GL_TEXTURE_ZOFFSET_KHR is not a valid parameter
                EGLint zOffset0Parameter[] = {
                    EGL_GL_TEXTURE_ZOFFSET_KHR, 0, EGL_NONE,
                };
    
                image =
                    eglCreateImageKHR(display, context, EGL_GL_TEXTURE_2D_KHR,
                                      reinterpretHelper<EGLClientBuffer>(texture2D), zOffset0Parameter);
                EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
                EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
            }
    
            if (getClientMajorVersion() >= 3)
            {
                GLuint texture3D;
                glGenTextures(1, &texture3D);
                glBindTexture(GL_TEXTURE_3D, texture3D);
                glTexImage3D(GL_TEXTURE_3D, 0, GL_RGBA, 1, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, nullptr);
    
                // From EGL_KHR_image_base:
                // If <target> is not one of the values in Table aaa, the error EGL_BAD_PARAMETER is
                // generated.
                image = eglCreateImageKHR(display, context, EGL_GL_TEXTURE_3D_KHR,
                                          reinterpretHelper<EGLClientBuffer>(texture3D), nullptr);
                EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
                EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
            }
        }
    
        if (hasRenderbufferExt())
        {
            // If <target> is EGL_GL_RENDERBUFFER_KHR and <buffer> is not the name of a renderbuffer
            // object, or if <buffer> is the name of a multisampled renderbuffer object, the error
            // EGL_BAD_PARAMETER is generated.
            image = eglCreateImageKHR(display, context, EGL_GL_RENDERBUFFER_KHR,
                                      reinterpret_cast<EGLClientBuffer>(0), nullptr);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
    
            if (extensionEnabled("GL_ANGLE_framebuffer_multisample"))
            {
                GLuint renderbuffer;
                glGenRenderbuffers(1, &renderbuffer);
                glBindRenderbuffer(GL_RENDERBUFFER, renderbuffer);
                glRenderbufferStorageMultisampleANGLE(GL_RENDERBUFFER, 1, GL_RGBA8, 1, 1);
                EXPECT_GL_NO_ERROR();
    
                image = eglCreateImageKHR(display, context, EGL_GL_RENDERBUFFER_KHR,
                                          reinterpret_cast<EGLClientBuffer>(0), nullptr);
                EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
                EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
            }
        }
        else
        {
            GLuint renderbuffer;
            glGenRenderbuffers(1, &renderbuffer);
            glBindRenderbuffer(GL_RENDERBUFFER, renderbuffer);
            glRenderbufferStorage(GL_RENDERBUFFER, GL_RGBA4, 1, 1);
    
            // From EGL_KHR_image_base:
            // If <target> is not one of the values in Table aaa, the error EGL_BAD_PARAMETER is
            // generated.
            image = eglCreateImageKHR(display, context, EGL_GL_RENDERBUFFER_KHR,
                                      reinterpretHelper<EGLClientBuffer>(renderbuffer), nullptr);
            EXPECT_EQ(image, EGL_NO_IMAGE_KHR);
            EXPECT_EGL_ERROR(EGL_BAD_PARAMETER);
        }
    }
    
    // Check validation from the GL_OES_EGL_image extension
    TEST_P(ImageTest, ValidationGLEGLImage)
    {
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLubyte data[4] = {255, 0, 255, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, data, &source, &image);
    
        // If <target> is not TEXTURE_2D, the error INVALID_ENUM is generated.
        glEGLImageTargetTexture2DOES(GL_TEXTURE_CUBE_MAP_POSITIVE_X, image);
        EXPECT_GL_ERROR(GL_INVALID_ENUM);
    
        // If <image> does not refer to a valid eglImageOES object, the error INVALID_VALUE is
        // generated.
        GLuint texture;
        glGenTextures(1, &texture);
        glBindTexture(GL_TEXTURE_2D, texture);
        glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, reinterpretHelper<GLeglImageOES>(0xBAADF00D));
        EXPECT_GL_ERROR(GL_INVALID_VALUE);
    
        // <target> must be RENDERBUFFER_OES, and <image> must be the handle of a valid EGLImage
        // resource, cast into the type
        // eglImageOES.
        glEGLImageTargetRenderbufferStorageOES(GL_TEXTURE_2D, image);
        EXPECT_GL_ERROR(GL_INVALID_ENUM);
    
        // If the GL is unable to create a renderbuffer using the specified eglImageOES, the error
        // INVALID_OPERATION is generated.If <image>
        // does not refer to a valid eglImageOES object, the error INVALID_VALUE is generated.
        GLuint renderbuffer;
        glGenRenderbuffers(1, &renderbuffer);
        glBindRenderbuffer(GL_RENDERBUFFER, renderbuffer);
        glEGLImageTargetRenderbufferStorageOES(GL_RENDERBUFFER,
                                               reinterpretHelper<GLeglImageOES>(0xBAADF00D));
        EXPECT_GL_ERROR(GL_INVALID_VALUE);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(getEGLWindow()->getDisplay(), image);
        glDeleteTextures(1, &texture);
        glDeleteRenderbuffers(1, &renderbuffer);
    }
    
    // Check validation from the GL_OES_EGL_image_external extension
    TEST_P(ImageTest, ValidationGLEGLImageExternal)
    {
        ANGLE_SKIP_TEST_IF(!hasExternalExt());
    
        GLuint texture;
        glGenTextures(1, &texture);
        glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture);
    
        // In the initial state of a TEXTURE_EXTERNAL_OES texture object, the value assigned to
        // TEXTURE_MIN_FILTER and TEXTURE_MAG_FILTER is LINEAR, and the s and t wrap modes are both set
        // to CLAMP_TO_EDGE
        auto getTexParam = [](GLenum target, GLenum pname)
        {
            GLint value = 0;
            glGetTexParameteriv(target, pname, &value);
            EXPECT_GL_NO_ERROR();
            return value;
        };
        EXPECT_GLENUM_EQ(GL_LINEAR, getTexParam(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER));
        EXPECT_GLENUM_EQ(GL_LINEAR, getTexParam(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER));
        EXPECT_GLENUM_EQ(GL_CLAMP_TO_EDGE, getTexParam(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S));
        EXPECT_GLENUM_EQ(GL_CLAMP_TO_EDGE, getTexParam(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T));
    
        // "When <target> is TEXTURE_EXTERNAL_OES only NEAREST and LINEAR are accepted as
        // TEXTURE_MIN_FILTER, only CLAMP_TO_EDGE is accepted as TEXTURE_WRAP_S and TEXTURE_WRAP_T, and
        // only FALSE is accepted as GENERATE_MIPMAP. Attempting to set other values for
        // TEXTURE_MIN_FILTER, TEXTURE_WRAP_S, TEXTURE_WRAP_T, or GENERATE_MIPMAP will result in an
        // INVALID_ENUM error.
        GLenum validMinFilters[]{
            GL_NEAREST, GL_LINEAR,
        };
        for (auto minFilter : validMinFilters)
        {
            glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, minFilter);
            EXPECT_GL_NO_ERROR();
        }
    
        GLenum invalidMinFilters[]{
            GL_NEAREST_MIPMAP_LINEAR, GL_NEAREST_MIPMAP_NEAREST, GL_LINEAR_MIPMAP_LINEAR,
            GL_LINEAR_MIPMAP_NEAREST,
        };
        for (auto minFilter : invalidMinFilters)
        {
            glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, minFilter);
            EXPECT_GL_ERROR(GL_INVALID_ENUM);
        }
    
        GLenum validWrapModes[]{
            GL_CLAMP_TO_EDGE,
        };
        for (auto minFilter : validWrapModes)
        {
            glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, minFilter);
            EXPECT_GL_NO_ERROR();
            glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, minFilter);
            EXPECT_GL_NO_ERROR();
        }
    
        GLenum invalidWrapModes[]{
            GL_REPEAT, GL_MIRRORED_REPEAT,
        };
        for (auto minFilter : invalidWrapModes)
        {
            glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, minFilter);
            EXPECT_GL_ERROR(GL_INVALID_ENUM);
            glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, minFilter);
            EXPECT_GL_ERROR(GL_INVALID_ENUM);
        }
    
        // When <target> is set to TEXTURE_EXTERNAL_OES, GenerateMipmap always fails and generates an
        // INVALID_ENUM error.
        glGenerateMipmap(GL_TEXTURE_EXTERNAL_OES);
        EXPECT_GL_ERROR(GL_INVALID_ENUM);
    
        glDeleteTextures(1, &texture);
    }
    
    // Check validation from the GL_OES_EGL_image_external_essl3 extension
    TEST_P(ImageTest, ValidationGLEGLImageExternalESSL3)
    {
        ANGLE_SKIP_TEST_IF(!hasExternalESSL3Ext());
    
        // Make sure this extension is not exposed without ES3.
        ASSERT_GE(getClientMajorVersion(), 3);
    
        GLuint texture;
        glGenTextures(1, &texture);
        glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture);
    
        // It is an INVALID_OPERATION error to set the TEXTURE_BASE_LEVEL to a value other than zero.
        glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_BASE_LEVEL, 1);
        EXPECT_GL_ERROR(GL_INVALID_OPERATION);
    
        glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_BASE_LEVEL, 10);
        EXPECT_GL_ERROR(GL_INVALID_OPERATION);
    
        glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_BASE_LEVEL, 0);
        EXPECT_GL_NO_ERROR();
    
        glDeleteTextures(1, &texture);
    }
    
    TEST_P(ImageTest, Source2DTarget2D)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLubyte data[4] = {255, 0, 255, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, data, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTexture2D(image, &target);
    
        // Expect that the target texture has the same color as the source texture
        verifyResults2D(target, data);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteTextures(1, &target);
    }
    
    TEST_P(ImageTest, Source2DTargetRenderbuffer)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLubyte data[4] = {255, 0, 255, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, data, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetRenderbuffer(image, &target);
    
        // Expect that the target renderbuffer has the same color as the source texture
        verifyResultsRenderbuffer(target, data);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteRenderbuffers(1, &target);
    }
    
    TEST_P(ImageTest, Source2DTargetExternal)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt() || !hasExternalExt());
    
        GLubyte data[4] = {255, 0, 255, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, data, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTextureExternal(image, &target);
    
        // Expect that the target renderbuffer has the same color as the source texture
        verifyResultsExternal(target, data);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteRenderbuffers(1, &target);
    }
    
    TEST_P(ImageTestES3, Source2DTargetExternalESSL3)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt() ||
                           !hasExternalESSL3Ext());
    
        GLubyte data[4] = {255, 0, 255, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, data, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTextureExternal(image, &target);
    
        // Expect that the target renderbuffer has the same color as the source texture
        verifyResultsExternalESSL3(target, data);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteRenderbuffers(1, &target);
    }
    
    TEST_P(ImageTest, SourceCubeTarget2D)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !hasCubemapExt());
    
        GLubyte data[24] = {
            255, 0, 255, 255, 255, 255, 255, 255, 255, 0, 0, 255,
            0,   0, 255, 255, 0,   255, 0,   255, 0,   0, 0, 255,
        };
    
        for (EGLenum faceIdx = 0; faceIdx < 6; faceIdx++)
        {
            // Create the Image
            GLuint source;
            EGLImageKHR image;
            createEGLImageCubemapTextureSource(
                1, 1, GL_RGBA, GL_UNSIGNED_BYTE, reinterpret_cast<uint8_t *>(data), sizeof(GLubyte) * 4,
                EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR + faceIdx, &source, &image);
    
            // Create the target
            GLuint target;
            createEGLImageTargetTexture2D(image, &target);
    
            // Expect that the target texture has the same color as the source texture
            verifyResults2D(target, &data[faceIdx * 4]);
    
            // Clean up
            glDeleteTextures(1, &source);
            eglDestroyImageKHR(window->getDisplay(), image);
            glDeleteTextures(1, &target);
        }
    }
    
    TEST_P(ImageTest, SourceCubeTargetRenderbuffer)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !hasCubemapExt());
    
        GLubyte data[24] = {
            255, 0, 255, 255, 255, 255, 255, 255, 255, 0, 0, 255,
            0,   0, 255, 255, 0,   255, 0,   255, 0,   0, 0, 255,
        };
    
        for (EGLenum faceIdx = 0; faceIdx < 6; faceIdx++)
        {
            // Create the Image
            GLuint source;
            EGLImageKHR image;
            createEGLImageCubemapTextureSource(
                1, 1, GL_RGBA, GL_UNSIGNED_BYTE, reinterpret_cast<uint8_t *>(data), sizeof(GLubyte) * 4,
                EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR + faceIdx, &source, &image);
    
            // Create the target
            GLuint target;
            createEGLImageTargetRenderbuffer(image, &target);
    
            // Expect that the target texture has the same color as the source texture
            verifyResultsRenderbuffer(target, &data[faceIdx * 4]);
    
            // Clean up
            glDeleteTextures(1, &source);
            eglDestroyImageKHR(window->getDisplay(), image);
            glDeleteRenderbuffers(1, &target);
        }
    }
    
    // Test cubemap -> external texture EGL images.
    TEST_P(ImageTest, SourceCubeTargetExternal)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !hasCubemapExt() || !hasExternalExt());
    
        GLubyte data[24] = {
            255, 0, 255, 255, 255, 255, 255, 255, 255, 0, 0, 255,
            0,   0, 255, 255, 0,   255, 0,   255, 0,   0, 0, 255,
        };
    
        for (EGLenum faceIdx = 0; faceIdx < 6; faceIdx++)
        {
            // Create the Image
            GLuint source;
            EGLImageKHR image;
            createEGLImageCubemapTextureSource(
                1, 1, GL_RGBA, GL_UNSIGNED_BYTE, reinterpret_cast<uint8_t *>(data), sizeof(GLubyte) * 4,
                EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR + faceIdx, &source, &image);
    
            // Create the target
            GLuint target;
            createEGLImageTargetTextureExternal(image, &target);
    
            // Expect that the target texture has the same color as the source texture
            verifyResultsExternal(target, &data[faceIdx * 4]);
    
            // Clean up
            glDeleteTextures(1, &source);
            eglDestroyImageKHR(window->getDisplay(), image);
            glDeleteRenderbuffers(1, &target);
        }
    }
    
    // Test cubemap -> external texture EGL images using ESSL3 shaders.
    TEST_P(ImageTestES3, SourceCubeTargetExternalESSL3)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasExternalESSL3Ext() || !hasBaseExt() || !hasCubemapExt());
    
        GLubyte data[24] = {
            255, 0, 255, 255, 255, 255, 255, 255, 255, 0, 0, 255,
            0,   0, 255, 255, 0,   255, 0,   255, 0,   0, 0, 255,
        };
    
        for (EGLenum faceIdx = 0; faceIdx < 6; faceIdx++)
        {
            // Create the Image
            GLuint source;
            EGLImageKHR image;
            createEGLImageCubemapTextureSource(
                1, 1, GL_RGBA, GL_UNSIGNED_BYTE, reinterpret_cast<uint8_t *>(data), sizeof(GLubyte) * 4,
                EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR + faceIdx, &source, &image);
    
            // Create the target
            GLuint target;
            createEGLImageTargetTextureExternal(image, &target);
    
            // Expect that the target texture has the same color as the source texture
            verifyResultsExternalESSL3(target, &data[faceIdx * 4]);
    
            // Clean up
            glDeleteTextures(1, &source);
            eglDestroyImageKHR(window->getDisplay(), image);
            glDeleteRenderbuffers(1, &target);
        }
    }
    
    TEST_P(ImageTest, Source3DTargetTexture)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has3DTextureExt());
    
        ANGLE_SKIP_TEST_IF(getClientMajorVersion() < 3 && !extensionEnabled("GL_OES_texture_3D"));
    
        const size_t depth      = 2;
        GLubyte data[4 * depth] = {
            255, 0, 255, 255, 255, 255, 0, 255,
        };
    
        for (size_t layer = 0; layer < depth; layer++)
        {
            // Create the Image
            GLuint source;
            EGLImageKHR image;
            createEGLImage3DTextureSource(1, 1, depth, GL_RGBA, GL_UNSIGNED_BYTE, data, layer, &source,
                                          &image);
    
            // Create the target
            GLuint target;
            createEGLImageTargetTexture2D(image, &target);
    
            // Expect that the target renderbuffer has the same color as the source texture
            verifyResults2D(target, &data[layer * 4]);
    
            // Clean up
            glDeleteTextures(1, &source);
            eglDestroyImageKHR(window->getDisplay(), image);
            glDeleteTextures(1, &target);
        }
    }
    
    TEST_P(ImageTest, Source3DTargetRenderbuffer)
    {
        // Qualcom drivers appear to always bind the 0 layer of the source 3D texture when the target is
        // a renderbuffer. They work correctly when the target is a 2D texture. http://anglebug.com/2745
        ANGLE_SKIP_TEST_IF(IsAndroid() && IsOpenGLES());
    
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has3DTextureExt());
    
        ANGLE_SKIP_TEST_IF(getClientMajorVersion() < 3 && !extensionEnabled("GL_OES_texture_3D"));
    
        const size_t depth      = 2;
        GLubyte data[4 * depth] = {
            255, 0, 255, 255, 255, 255, 0, 255,
        };
    
        for (size_t layer = 0; layer < depth; layer++)
        {
            // Create the Image
            GLuint source;
            EGLImageKHR image;
            createEGLImage3DTextureSource(1, 1, depth, GL_RGBA, GL_UNSIGNED_BYTE, data, layer, &source,
                                          &image);
    
            // Create the target
            GLuint target;
            createEGLImageTargetRenderbuffer(image, &target);
    
            // Expect that the target renderbuffer has the same color as the source texture
            verifyResultsRenderbuffer(target, &data[layer * 4]);
    
            // Clean up
            glDeleteTextures(1, &source);
            eglDestroyImageKHR(window->getDisplay(), image);
            glDeleteTextures(1, &target);
        }
    }
    
    // Test 3D -> external texture EGL images.
    TEST_P(ImageTest, Source3DTargetExternal)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasExternalExt() || !hasBaseExt() || !has3DTextureExt());
    
        ANGLE_SKIP_TEST_IF(getClientMajorVersion() < 3 && !extensionEnabled("GL_OES_texture_3D"));
    
        const size_t depth      = 2;
        GLubyte data[4 * depth] = {
            255, 0, 255, 255, 255, 255, 0, 255,
        };
    
        for (size_t layer = 0; layer < depth; layer++)
        {
            // Create the Image
            GLuint source;
            EGLImageKHR image;
            createEGLImage3DTextureSource(1, 1, depth, GL_RGBA, GL_UNSIGNED_BYTE, data, layer, &source,
                                          &image);
    
            // Create the target
            GLuint target;
            createEGLImageTargetTextureExternal(image, &target);
    
            // Expect that the target renderbuffer has the same color as the source texture
            verifyResultsExternal(target, &data[layer * 4]);
    
            // Clean up
            glDeleteTextures(1, &source);
            eglDestroyImageKHR(window->getDisplay(), image);
            glDeleteTextures(1, &target);
        }
    }
    
    // Test 3D -> external texture EGL images using ESSL3 shaders.
    TEST_P(ImageTestES3, Source3DTargetExternalESSL3)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasExternalESSL3Ext() || !hasBaseExt() ||
                           !has3DTextureExt());
    
        ANGLE_SKIP_TEST_IF(getClientMajorVersion() < 3 && !extensionEnabled("GL_OES_texture_3D"));
    
        const size_t depth      = 2;
        GLubyte data[4 * depth] = {
            255, 0, 255, 255, 255, 255, 0, 255,
        };
    
        for (size_t layer = 0; layer < depth; layer++)
        {
            // Create the Image
            GLuint source;
            EGLImageKHR image;
            createEGLImage3DTextureSource(1, 1, depth, GL_RGBA, GL_UNSIGNED_BYTE, data, layer, &source,
                                          &image);
    
            // Create the target
            GLuint target;
            createEGLImageTargetTextureExternal(image, &target);
    
            // Expect that the target renderbuffer has the same color as the source texture
            verifyResultsExternalESSL3(target, &data[layer * 4]);
    
            // Clean up
            glDeleteTextures(1, &source);
            eglDestroyImageKHR(window->getDisplay(), image);
            glDeleteTextures(1, &target);
        }
    }
    
    TEST_P(ImageTest, SourceRenderbufferTargetTexture)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !hasRenderbufferExt());
    
        GLubyte data[4] = {255, 0, 255, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImageRenderbufferSource(1, 1, GL_RGBA8_OES, data, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTexture2D(image, &target);
    
        // Expect that the target texture has the same color as the source texture
        verifyResults2D(target, data);
    
        // Clean up
        glDeleteRenderbuffers(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteTextures(1, &target);
    }
    
    // Test renderbuffer -> external texture EGL images.
    TEST_P(ImageTest, SourceRenderbufferTargetTextureExternal)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasExternalExt() || !hasBaseExt() || !hasRenderbufferExt());
    
        GLubyte data[4] = {255, 0, 255, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImageRenderbufferSource(1, 1, GL_RGBA8_OES, data, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTextureExternal(image, &target);
    
        // Expect that the target texture has the same color as the source texture
        verifyResultsExternal(target, data);
    
        // Clean up
        glDeleteRenderbuffers(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteTextures(1, &target);
    }
    
    // Test renderbuffer -> external texture EGL images using ESSL3 shaders.
    TEST_P(ImageTestES3, SourceRenderbufferTargetTextureExternalESSL3)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasExternalESSL3Ext() || !hasBaseExt() ||
                           !hasRenderbufferExt());
    
        GLubyte data[4] = {255, 0, 255, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImageRenderbufferSource(1, 1, GL_RGBA8_OES, data, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTextureExternal(image, &target);
    
        // Expect that the target texture has the same color as the source texture
        verifyResultsExternalESSL3(target, data);
    
        // Clean up
        glDeleteRenderbuffers(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteTextures(1, &target);
    }
    
    TEST_P(ImageTest, SourceRenderbufferTargetRenderbuffer)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !hasRenderbufferExt());
    
        GLubyte data[4] = {255, 0, 255, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImageRenderbufferSource(1, 1, GL_RGBA8_OES, data, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetRenderbuffer(image, &target);
    
        // Expect that the target renderbuffer has the same color as the source texture
        verifyResultsRenderbuffer(target, data);
    
        // Clean up
        glDeleteRenderbuffers(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteRenderbuffers(1, &target);
    }
    
    // Delete the source texture and EGL image.  The image targets should still have the same data
    // because
    // they hold refs to the image.
    TEST_P(ImageTest, Deletion)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLubyte originalData[4] = {255, 0, 255, 255};
        GLubyte updateData[4]   = {0, 255, 0, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, originalData, &source, &image);
    
        // Create multiple targets
        GLuint targetTexture;
        createEGLImageTargetTexture2D(image, &targetTexture);
    
        GLuint targetRenderbuffer;
        createEGLImageTargetRenderbuffer(image, &targetRenderbuffer);
    
        // Delete the source texture
        glDeleteTextures(1, &source);
        source = 0;
    
        // Expect that both the targets have the original data
        verifyResults2D(targetTexture, originalData);
        verifyResultsRenderbuffer(targetRenderbuffer, originalData);
    
        // Update the data of the target
        glBindTexture(GL_TEXTURE_2D, targetTexture);
        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, updateData);
    
        // Expect that both targets have the updated data
        verifyResults2D(targetTexture, updateData);
        verifyResultsRenderbuffer(targetRenderbuffer, updateData);
    
        // Delete the EGL image
        eglDestroyImageKHR(window->getDisplay(), image);
        image = EGL_NO_IMAGE_KHR;
    
        // Update the data of the target back to the original data
        glBindTexture(GL_TEXTURE_2D, targetTexture);
        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, originalData);
    
        // Expect that both targets have the original data again
        verifyResults2D(targetTexture, originalData);
        verifyResultsRenderbuffer(targetRenderbuffer, originalData);
    
        // Clean up
        glDeleteTextures(1, &targetTexture);
        glDeleteRenderbuffers(1, &targetRenderbuffer);
    }
    
    TEST_P(ImageTest, MipLevels)
    {
        // Driver returns OOM in read pixels, some internal error.
        ANGLE_SKIP_TEST_IF(IsOzone() && IsOpenGLES());
        // Also fails on NVIDIA Shield TV bot.
        ANGLE_SKIP_TEST_IF(IsAndroid() && IsOpenGLES());
    
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        const size_t mipLevels   = 3;
        const size_t textureSize = 4;
        std::vector<GLuint> mip0Data(textureSize * textureSize, 0xFFFF0000);
        std::vector<GLuint> mip1Data(mip0Data.size() << 1, 0xFF00FF00);
        std::vector<GLuint> mip2Data(mip0Data.size() << 2, 0xFF0000FF);
        GLubyte *data[mipLevels] = {
            reinterpret_cast<GLubyte *>(&mip0Data[0]), reinterpret_cast<GLubyte *>(&mip1Data[0]),
            reinterpret_cast<GLubyte *>(&mip2Data[0]),
        };
    
        GLuint source;
        glGenTextures(1, &source);
        glBindTexture(GL_TEXTURE_2D, source);
    
        for (size_t level = 0; level < mipLevels; level++)
        {
            glTexImage2D(GL_TEXTURE_2D, static_cast<GLint>(level), GL_RGBA, textureSize >> level,
                         textureSize >> level, 0, GL_RGBA, GL_UNSIGNED_BYTE, data[level]);
        }
    
        ASSERT_GL_NO_ERROR();
    
        for (size_t level = 0; level < mipLevels; level++)
        {
            // Create the Image
            EGLint attribs[] = {
                EGL_GL_TEXTURE_LEVEL_KHR, static_cast<EGLint>(level), EGL_NONE,
            };
            EGLImageKHR image =
                eglCreateImageKHR(window->getDisplay(), window->getContext(), EGL_GL_TEXTURE_2D_KHR,
                                  reinterpretHelper<EGLClientBuffer>(source), attribs);
            ASSERT_EGL_SUCCESS();
    
            // Create a texture and renderbuffer target
            GLuint textureTarget;
            createEGLImageTargetTexture2D(image, &textureTarget);
    
            // Disable mipmapping
            glBindTexture(GL_TEXTURE_2D, textureTarget);
            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
            glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
    
            GLuint renderbufferTarget;
            createEGLImageTargetRenderbuffer(image, &renderbufferTarget);
    
            // Expect that the targets have the same color as the source texture
            verifyResults2D(textureTarget, data[level]);
            verifyResultsRenderbuffer(renderbufferTarget, data[level]);
    
            // Clean up
            eglDestroyImageKHR(window->getDisplay(), image);
            glDeleteTextures(1, &textureTarget);
            glDeleteRenderbuffers(1, &renderbufferTarget);
        }
    
        // Clean up
        glDeleteTextures(1, &source);
    }
    
    // Respecify the source texture, orphaning it.  The target texture should not have updated data.
    TEST_P(ImageTest, Respecification)
    {
        // Respecification of textures that does not change the size of the level attached to the EGL
        // image does not cause orphaning on Qualcomm devices. http://anglebug.com/2744
        ANGLE_SKIP_TEST_IF(IsAndroid() && IsOpenGLES());
        ANGLE_SKIP_TEST_IF(IsOzone() && IsOpenGLES());
    
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLubyte originalData[4] = {255, 0, 255, 255};
        GLubyte updateData[4]   = {0, 255, 0, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, originalData, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTexture2D(image, &target);
    
        // Respecify source
        glBindTexture(GL_TEXTURE_2D, source);
        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, updateData);
    
        // Expect that the target texture has the original data
        verifyResults2D(target, originalData);
    
        // Expect that the source texture has the updated data
        verifyResults2D(source, updateData);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteTextures(1, &target);
    }
    
    // Respecify the source texture with a different size, orphaning it.  The target texture should not
    // have updated data.
    TEST_P(ImageTest, RespecificationDifferentSize)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLubyte originalData[4] = {255, 0, 255, 255};
        GLubyte updateData[16]  = {0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, originalData, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTexture2D(image, &target);
    
        // Respecify source
        glBindTexture(GL_TEXTURE_2D, source);
        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 2, 2, 0, GL_RGBA, GL_UNSIGNED_BYTE, updateData);
    
        // Expect that the target texture has the original data
        verifyResults2D(target, originalData);
    
        // Expect that the source texture has the updated data
        verifyResults2D(source, updateData);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteTextures(1, &target);
    }
    
    // First render to a target texture, then respecify the source texture, orphaning it.
    // The target texture's FBO should be notified of the target texture's orphaning.
    TEST_P(ImageTest, RespecificationWithFBO)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLuint program = CompileProgram(essl1_shaders::vs::Simple(), essl1_shaders::fs::Blue());
        ASSERT_NE(0u, program);
    
        GLubyte originalData[4] = {255, 0, 255, 255};
        GLubyte updateData[4]   = {0, 255, 0, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, originalData, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTexture2D(image, &target);
    
        // Render to the target texture
        GLuint fbo;
        glGenFramebuffers(1, &fbo);
        glBindFramebuffer(GL_FRAMEBUFFER, fbo);
        glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, target, 0);
        drawQuad(program, essl1_shaders::PositionAttrib(), 0.5f);
        EXPECT_PIXEL_COLOR_EQ(0, 0, GLColor::blue);
    
        // Respecify source with same parameters. This should not change the texture storage in D3D11.
        glBindTexture(GL_TEXTURE_2D, source);
        glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, updateData);
    
        // Expect that the source texture has the updated data
        verifyResults2D(source, updateData);
    
        // Render to the target texture again and verify it gets the rendered pixels.
        drawQuad(program, essl1_shaders::PositionAttrib(), 0.5f);
        EXPECT_PIXEL_COLOR_EQ(0, 0, GLColor::blue);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteTextures(1, &target);
        glDeleteProgram(program);
        glDeleteFramebuffers(1, &fbo);
    }
    
    // Test that respecifying a level of the target texture orphans it and keeps a copy of the EGLimage
    // data
    TEST_P(ImageTest, RespecificationOfOtherLevel)
    {
        // Respecification of textures that does not change the size of the level attached to the EGL
        // image does not cause orphaning on Qualcomm devices. http://anglebug.com/2744
        ANGLE_SKIP_TEST_IF(IsAndroid() && IsOpenGLES());
    
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLubyte originalData[2 * 2 * 4] = {
            255, 0, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255, 255, 0, 255, 255,
        };
    
        GLubyte updateData[2 * 2 * 4] = {
            0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255, 0, 255,
        };
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(2, 2, GL_RGBA, GL_UNSIGNED_BYTE, originalData, &source, &image);
    
        // Create the target
        GLuint target;
        createEGLImageTargetTexture2D(image, &target);
    
        // Expect that the target and source textures have the original data
        verifyResults2D(source, originalData);
        verifyResults2D(target, originalData);
    
        // Add a new mipLevel to the target, orphaning it
        glBindTexture(GL_TEXTURE_2D, target);
        glTexImage2D(GL_TEXTURE_2D, 1, GL_RGBA, 1, 1, 0, GL_RGBA, GL_UNSIGNED_BYTE, originalData);
        EXPECT_GL_NO_ERROR();
    
        // Expect that the target and source textures still have the original data
        verifyResults2D(source, originalData);
        verifyResults2D(target, originalData);
    
        // Update the source's data
        glBindTexture(GL_TEXTURE_2D, source);
        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 2, 2, GL_RGBA, GL_UNSIGNED_BYTE, updateData);
    
        // Expect that the target still has the original data and source has the updated data
        verifyResults2D(source, updateData);
        verifyResults2D(target, originalData);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteTextures(1, &target);
    }
    
    // Update the data of the source and target textures.  All image siblings should have the new data.
    TEST_P(ImageTest, UpdatedData)
    {
        EGLWindow *window = getEGLWindow();
        ANGLE_SKIP_TEST_IF(!hasOESExt() || !hasBaseExt() || !has2DTextureExt());
    
        GLubyte originalData[4] = {255, 0, 255, 255};
        GLubyte updateData[4]   = {0, 255, 0, 255};
    
        // Create the Image
        GLuint source;
        EGLImageKHR image;
        createEGLImage2DTextureSource(1, 1, GL_RGBA, GL_UNSIGNED_BYTE, originalData, &source, &image);
    
        // Create multiple targets
        GLuint targetTexture;
        createEGLImageTargetTexture2D(image, &targetTexture);
    
        GLuint targetRenderbuffer;
        createEGLImageTargetRenderbuffer(image, &targetRenderbuffer);
    
        // Expect that both the source and targets have the original data
        verifyResults2D(source, originalData);
        verifyResults2D(targetTexture, originalData);
        verifyResultsRenderbuffer(targetRenderbuffer, originalData);
    
        // Update the data of the source
        glBindTexture(GL_TEXTURE_2D, source);
        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, updateData);
    
        // Expect that both the source and targets have the updated data
        verifyResults2D(source, updateData);
        verifyResults2D(targetTexture, updateData);
        verifyResultsRenderbuffer(targetRenderbuffer, updateData);
    
        // Update the data of the target back to the original data
        glBindTexture(GL_TEXTURE_2D, targetTexture);
        glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, originalData);
    
        // Expect that both the source and targets have the original data again
        verifyResults2D(source, originalData);
        verifyResults2D(targetTexture, originalData);
        verifyResultsRenderbuffer(targetRenderbuffer, originalData);
    
        // Clean up
        glDeleteTextures(1, &source);
        eglDestroyImageKHR(window->getDisplay(), image);
        glDeleteTextures(1, &targetTexture);
        glDeleteRenderbuffers(1, &targetRenderbuffer);
    }
    
    // Use this to select which configurations (e.g. which renderer, which GLES major version) these
    // tests should be run against.
    ANGLE_INSTANTIATE_TEST(ImageTest,
                           ES2_D3D9(),
                           ES2_D3D11(),
                           ES3_D3D11(),
                           ES2_OPENGL(),
                           ES3_OPENGL(),
                           ES2_OPENGLES(),
                           ES3_OPENGLES(),
                           ES2_VULKAN());
    ANGLE_INSTANTIATE_TEST(ImageTestES3, ES3_D3D11(), ES3_OPENGL(), ES3_OPENGLES());
    }