Image_unittest.cpp

Branch :

Show log
Commit
Author : Jamie Madill
Date : 2016-05-10 10:39:45
Hash : 7aea7e05
Message : Add EGLImplFactory. Also rename ImplFactory to GLImplFactory. This will allow us to use the same factory design pattern for EGL objects, and to use State helper classes to share data with Impls. BUG=angleproject:1363 BUG=angleproject:1369 Change-Id: I07a8fe40838d5d4ca32b04910c306edeab4d25a7 Reviewed-on: https://chromium-review.googlesource.com/342051 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>

src/libANGLE/Image_unittest.cpp

//
// Copyright (c) 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.
//

// Image_unittest.cpp : Unittets of the Image and ImageSibling classes.

#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "libANGLE/Image.h"
#include "libANGLE/Texture.h"
#include "libANGLE/Renderbuffer.h"
#include "libANGLE/renderer/ImageImpl_mock.h"
#include "libANGLE/renderer/TextureImpl_mock.h"
#include "libANGLE/renderer/RenderbufferImpl_mock.h"
#include "tests/angle_unittests_utils.h"

using ::testing::_;
using ::testing::NiceMock;
using ::testing::Return;

namespace angle
{
// Verify ref counts are maintained between images and their siblings when objects are deleted
TEST(ImageTest, RefCounting)
{
    NiceMock<rx::MockGLFactory> mockFactory;
    // Create a texture and an EGL image that uses the texture as its source
    rx::MockTextureImpl *textureImpl = new rx::MockTextureImpl();
    EXPECT_CALL(mockFactory, createTexture(_)).WillOnce(Return(textureImpl));
    gl::Texture *texture = new gl::Texture(&mockFactory, 1, GL_TEXTURE_2D);
    texture->addRef();

    rx::MockImageImpl *imageImpl = new rx::MockImageImpl();
    egl::Image *image = new egl::Image(imageImpl, EGL_GL_TEXTURE_2D, texture, egl::AttributeMap());
    image->addRef();

    // Verify that the image added a ref to the texture and the texture has not added a ref to the
    // image
    EXPECT_EQ(texture->getRefCount(), 2u);
    EXPECT_EQ(image->getRefCount(), 1u);

    // Create a renderbuffer and set it as a target of the EGL image
    rx::MockRenderbufferImpl *renderbufferImpl = new rx::MockRenderbufferImpl();
    gl::Renderbuffer *renderbuffer = new gl::Renderbuffer(renderbufferImpl, 1);
    renderbuffer->addRef();

    EXPECT_CALL(*renderbufferImpl, setStorageEGLImageTarget(_))
        .WillOnce(Return(gl::Error(GL_NO_ERROR)))
        .RetiresOnSaturation();
    renderbuffer->setStorageEGLImageTarget(image);

    // Verify that the renderbuffer added a ref to the image and the image did not add a ref to
    // the renderbuffer
    EXPECT_EQ(texture->getRefCount(), 2u);
    EXPECT_EQ(image->getRefCount(), 2u);
    EXPECT_EQ(renderbuffer->getRefCount(), 1u);

    // Simulate deletion of the texture and verify that it still exists because the image holds a
    // ref
    texture->release();
    EXPECT_EQ(texture->getRefCount(), 1u);
    EXPECT_EQ(image->getRefCount(), 2u);
    EXPECT_EQ(renderbuffer->getRefCount(), 1u);

    // Simulate deletion of the image and verify that it still exists because the renderbuffer holds
    // a ref
    image->release();
    EXPECT_EQ(texture->getRefCount(), 1u);
    EXPECT_EQ(image->getRefCount(), 1u);
    EXPECT_EQ(renderbuffer->getRefCount(), 1u);

    // Simulate deletion of the renderbuffer and verify that the deletion cascades to all objects
    EXPECT_CALL(*imageImpl, destructor()).Times(1).RetiresOnSaturation();
    EXPECT_CALL(*imageImpl, orphan(_))
        .WillOnce(Return(gl::Error(GL_NO_ERROR)))
        .RetiresOnSaturation();

    EXPECT_CALL(*textureImpl, destructor()).Times(1).RetiresOnSaturation();
    EXPECT_CALL(*renderbufferImpl, destructor()).Times(1).RetiresOnSaturation();

    renderbuffer->release();
}

// Verify that respecifiying textures releases references to the Image.
TEST(ImageTest, RespecificationReleasesReferences)
{
    NiceMock<rx::MockGLFactory> mockFactory;
    // Create a texture and an EGL image that uses the texture as its source
    rx::MockTextureImpl *textureImpl = new rx::MockTextureImpl();
    EXPECT_CALL(mockFactory, createTexture(_)).WillOnce(Return(textureImpl));
    gl::Texture *texture = new gl::Texture(&mockFactory, 1, GL_TEXTURE_2D);
    texture->addRef();

    gl::PixelUnpackState defaultUnpackState;

    EXPECT_CALL(*textureImpl, setImage(_, _, _, _, _, _, _, _))
        .WillOnce(Return(gl::Error(GL_NO_ERROR)))
        .RetiresOnSaturation();
    texture->setImage(defaultUnpackState, GL_TEXTURE_2D, 0, GL_RGBA8, gl::Extents(1, 1, 1), GL_RGBA,
                      GL_UNSIGNED_BYTE, nullptr);

    rx::MockImageImpl *imageImpl = new rx::MockImageImpl();
    egl::Image *image = new egl::Image(imageImpl, EGL_GL_TEXTURE_2D, texture, egl::AttributeMap());
    image->addRef();

    // Verify that the image added a ref to the texture and the texture has not added a ref to the
    // image
    EXPECT_EQ(texture->getRefCount(), 2u);
    EXPECT_EQ(image->getRefCount(), 1u);

    // Respecify the texture and verify that the image releases its reference
    EXPECT_CALL(*imageImpl, orphan(_))
        .WillOnce(Return(gl::Error(GL_NO_ERROR)))
        .RetiresOnSaturation();
    EXPECT_CALL(*textureImpl, setImage(_, _, _, _, _, _, _, _))
        .WillOnce(Return(gl::Error(GL_NO_ERROR)))
        .RetiresOnSaturation();

    texture->setImage(defaultUnpackState, GL_TEXTURE_2D, 0, GL_RGBA8, gl::Extents(1, 1, 1), GL_RGBA,
                      GL_UNSIGNED_BYTE, nullptr);

    EXPECT_EQ(texture->getRefCount(), 1u);
    EXPECT_EQ(image->getRefCount(), 1u);

    // Delete the texture and verify that the image still exists
    EXPECT_CALL(*textureImpl, destructor()).Times(1).RetiresOnSaturation();
    texture->release();

    EXPECT_EQ(image->getRefCount(), 1u);

    // Delete the image
    EXPECT_CALL(*imageImpl, destructor()).Times(1).RetiresOnSaturation();
    image->release();
}
}

kc3-lang/angle/src/libANGLE/Image_unittest.cpp

Commit

kc3-lang/angle /src/libANGLE/Image_unittest.cpp