DebugTest.cpp

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Author : Yunchao He
Date : 2017-04-24 10:49:17
Hash : f81ce4a3
Message : Refactoring: replace NULL by nullptr for pointers (3rd CL). This CL mainly handles passing/returning NULL to/from a function. BUG=angleproject:2001 Change-Id: I34802f792e710e3d7ff697cbe4701dc1bf5ab009 Reviewed-on: https://chromium-review.googlesource.com/485060 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>
src/tests/gl_tests/DebugTest.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.
//

// DebugTest.cpp : Tests of the GL_KHR_debug extension

#include "test_utils/ANGLETest.h"

namespace angle
{

class DebugTest : public ANGLETest
{
  protected:
    DebugTest() : mDebugExtensionAvailable(false)
    {
        setWindowWidth(128);
        setWindowHeight(128);
        setConfigRedBits(8);
        setConfigGreenBits(8);
        setConfigBlueBits(8);
        setConfigAlphaBits(8);
        setConfigDepthBits(24);
        setDebugEnabled(true);
    }

    void SetUp() override
    {
        ANGLETest::SetUp();

        mDebugExtensionAvailable = extensionEnabled("GL_KHR_debug");
        if (mDebugExtensionAvailable)
        {
            glEnable(GL_DEBUG_OUTPUT);
        }
    }

    bool mDebugExtensionAvailable;
};

struct Message
{
    GLenum source;
    GLenum type;
    GLuint id;
    GLenum severity;
    std::string message;
    const void *userParam;
};

static void GL_APIENTRY Callback(GLenum source,
                                 GLenum type,
                                 GLuint id,
                                 GLenum severity,
                                 GLsizei length,
                                 const GLchar *message,
                                 const void *userParam)
{
    Message m{source, type, id, severity, std::string(message, length), userParam};
    std::vector<Message> *messages =
        static_cast<std::vector<Message> *>(const_cast<void *>(userParam));
    messages->push_back(m);
}

// Test that all ANGLE back-ends have GL_KHR_debug enabled
TEST_P(DebugTest, Enabled)
{
    ASSERT_TRUE(mDebugExtensionAvailable);
}

// Test that when debug output is disabled, no message are outputted
TEST_P(DebugTest, DisabledOutput)
{
    if (!mDebugExtensionAvailable)
    {
        std::cout << "Test skipped because GL_KHR_debug is not available." << std::endl;
        return;
    }

    glDisable(GL_DEBUG_OUTPUT);

    glDebugMessageInsertKHR(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_OTHER, 1,
                            GL_DEBUG_SEVERITY_NOTIFICATION, -1, "discarded");

    GLint numMessages = 0;
    glGetIntegerv(GL_DEBUG_LOGGED_MESSAGES, &numMessages);
    ASSERT_EQ(0, numMessages);

    std::vector<Message> messages;
    glDebugMessageCallbackKHR(Callback, &messages);
    glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS);

    ASSERT_EQ(0u, messages.size());
}

// Test a basic flow of inserting a message and reading it back
TEST_P(DebugTest, InsertMessage)
{
    if (!mDebugExtensionAvailable)
    {
        std::cout << "Test skipped because GL_KHR_debug is not available." << std::endl;
        return;
    }

    const GLenum source       = GL_DEBUG_SOURCE_APPLICATION;
    const GLenum type         = GL_DEBUG_TYPE_OTHER;
    const GLuint id           = 1;
    const GLenum severity     = GL_DEBUG_SEVERITY_NOTIFICATION;
    const std::string message = "Message";

    glDebugMessageInsertKHR(source, type, id, severity, -1, message.c_str());

    GLint numMessages = 0;
    glGetIntegerv(GL_DEBUG_LOGGED_MESSAGES, &numMessages);
    ASSERT_EQ(1, numMessages);

    GLint messageLength = 0;
    glGetIntegerv(GL_DEBUG_NEXT_LOGGED_MESSAGE_LENGTH, &messageLength);
    EXPECT_EQ(static_cast<GLint>(message.length()), messageLength);

    GLenum sourceBuf   = 0;
    GLenum typeBuf     = 0;
    GLenum idBuf       = 0;
    GLenum severityBuf = 0;
    GLsizei lengthBuf = 0;
    std::vector<char> messageBuf(messageLength + 1);
    GLuint ret =
        glGetDebugMessageLogKHR(1, static_cast<GLsizei>(messageBuf.size()), &sourceBuf, &typeBuf,
                                &idBuf, &severityBuf, &lengthBuf, messageBuf.data());
    EXPECT_EQ(1u, ret);
    EXPECT_EQ(source, sourceBuf);
    EXPECT_EQ(type, typeBuf);
    EXPECT_EQ(id, idBuf);
    EXPECT_EQ(severity, severityBuf);
    EXPECT_EQ(lengthBuf, messageLength);
    EXPECT_STREQ(message.c_str(), messageBuf.data());

    glGetIntegerv(GL_DEBUG_LOGGED_MESSAGES, &numMessages);
    EXPECT_EQ(0, numMessages);

    ASSERT_GL_NO_ERROR();
}

// Test inserting multiple messages
TEST_P(DebugTest, InsertMessageMultiple)
{
    if (!mDebugExtensionAvailable)
    {
        std::cout << "Test skipped because GL_KHR_debug is not available." << std::endl;
        return;
    }

    const GLenum source          = GL_DEBUG_SOURCE_APPLICATION;
    const GLenum type            = GL_DEBUG_TYPE_OTHER;
    const GLuint startID         = 1;
    const GLenum severity        = GL_DEBUG_SEVERITY_NOTIFICATION;
    const char messageRepeatChar = 'm';
    const size_t messageCount    = 32;

    for (size_t i = 0; i < messageCount; i++)
    {
        std::string message(i + 1, messageRepeatChar);
        glDebugMessageInsertKHR(source, type, startID + static_cast<GLuint>(i), severity, -1,
                                message.c_str());
    }

    GLint numMessages = 0;
    glGetIntegerv(GL_DEBUG_LOGGED_MESSAGES, &numMessages);
    ASSERT_EQ(static_cast<GLint>(messageCount), numMessages);

    for (size_t i = 0; i < messageCount; i++)
    {
        glGetIntegerv(GL_DEBUG_LOGGED_MESSAGES, &numMessages);
        EXPECT_EQ(static_cast<GLint>(messageCount - i), numMessages);

        std::string expectedMessage(i + 1, messageRepeatChar);

        GLint messageLength = 0;
        glGetIntegerv(GL_DEBUG_NEXT_LOGGED_MESSAGE_LENGTH, &messageLength);
        EXPECT_EQ(static_cast<GLint>(expectedMessage.length()), messageLength);

        GLenum sourceBuf   = 0;
        GLenum typeBuf     = 0;
        GLenum idBuf       = 0;
        GLenum severityBuf = 0;
        GLsizei lengthBuf = 0;
        std::vector<char> messageBuf(messageLength + 1);
        GLuint ret =
            glGetDebugMessageLogKHR(1, static_cast<GLsizei>(messageBuf.size()), &sourceBuf,
                                    &typeBuf, &idBuf, &severityBuf, &lengthBuf, messageBuf.data());
        EXPECT_EQ(1u, ret);
        EXPECT_EQ(source, sourceBuf);
        EXPECT_EQ(type, typeBuf);
        EXPECT_EQ(startID + i, idBuf);
        EXPECT_EQ(severity, severityBuf);
        EXPECT_EQ(lengthBuf, messageLength);
        EXPECT_STREQ(expectedMessage.c_str(), messageBuf.data());
    }

    glGetIntegerv(GL_DEBUG_LOGGED_MESSAGES, &numMessages);
    EXPECT_EQ(0, numMessages);

    ASSERT_GL_NO_ERROR();
}

// Test using a debug callback
TEST_P(DebugTest, DebugCallback)
{
    if (!mDebugExtensionAvailable)
    {
        std::cout << "Test skipped because GL_KHR_debug is not available." << std::endl;
        return;
    }

    std::vector<Message> messages;

    glDebugMessageCallbackKHR(Callback, &messages);
    glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS);

    const GLenum source       = GL_DEBUG_SOURCE_APPLICATION;
    const GLenum type         = GL_DEBUG_TYPE_OTHER;
    const GLuint id           = 1;
    const GLenum severity     = GL_DEBUG_SEVERITY_NOTIFICATION;
    const std::string message = "Message";

    glDebugMessageInsertKHR(source, type, id, severity, -1, message.c_str());

    GLint numMessages = 0;
    glGetIntegerv(GL_DEBUG_LOGGED_MESSAGES, &numMessages);
    EXPECT_EQ(0, numMessages);

    ASSERT_EQ(1u, messages.size());

    const Message &m = messages.front();
    EXPECT_EQ(source, m.source);
    EXPECT_EQ(type, m.type);
    EXPECT_EQ(id, m.id);
    EXPECT_EQ(severity, m.severity);
    EXPECT_EQ(message, m.message);

    ASSERT_GL_NO_ERROR();
}

// Test the glGetPointervKHR entry point
TEST_P(DebugTest, GetPointer)
{
    if (!mDebugExtensionAvailable)
    {
        std::cout << "Test skipped because GL_KHR_debug is not available." << std::endl;
        return;
    }

    std::vector<Message> messages;

    glDebugMessageCallbackKHR(Callback, &messages);

    void *callback = nullptr;
    glGetPointervKHR(GL_DEBUG_CALLBACK_FUNCTION, &callback);
    EXPECT_EQ(reinterpret_cast<void *>(Callback), callback);

    void *userData = nullptr;
    glGetPointervKHR(GL_DEBUG_CALLBACK_USER_PARAM, &userData);
    EXPECT_EQ(static_cast<void *>(&messages), userData);
}

// Test usage of message control.  Example taken from GL_KHR_debug spec.
TEST_P(DebugTest, MessageControl1)
{
    if (!mDebugExtensionAvailable)
    {
        std::cout << "Test skipped because GL_KHR_debug is not available." << std::endl;
        return;
    }

    std::vector<Message> messages;

    glDebugMessageCallbackKHR(Callback, &messages);
    glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS);

    // Setup of the default active debug group: Filter everything in
    glDebugMessageControlKHR(GL_DONT_CARE, GL_DONT_CARE, GL_DONT_CARE, 0, nullptr, GL_TRUE);

    // Generate a debug marker debug output message
    glDebugMessageInsertKHR(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_MARKER, 100,
                            GL_DEBUG_SEVERITY_NOTIFICATION, -1, "Message 1");

    // Push debug group 1
    glPushDebugGroupKHR(GL_DEBUG_SOURCE_APPLICATION, 1, -1, "Message 2");

    // Setup of the debug group 1: Filter everything out
    glDebugMessageControlKHR(GL_DONT_CARE, GL_DONT_CARE, GL_DONT_CARE, 0, nullptr, GL_FALSE);

    // This message won't appear in the debug output log of
    glDebugMessageInsertKHR(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_MARKER, 100,
                            GL_DEBUG_SEVERITY_NOTIFICATION, -1, "Message 3");

    // Pop debug group 1, restore the volume control of the default debug group.
    glPopDebugGroupKHR();

    // Generate a debug marker debug output message
    glDebugMessageInsertKHR(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_MARKER, 100,
                            GL_DEBUG_SEVERITY_NOTIFICATION, -1, "Message 5");

    // Expected debug output from the GL implementation
    // Message 1
    // Message 2
    // Message 2
    // Message 5
    EXPECT_EQ(4u, messages.size());
    EXPECT_STREQ(messages[0].message.c_str(), "Message 1");
    EXPECT_STREQ(messages[1].message.c_str(), "Message 2");
    EXPECT_STREQ(messages[2].message.c_str(), "Message 2");
    EXPECT_STREQ(messages[3].message.c_str(), "Message 5");

    ASSERT_GL_NO_ERROR();
}

// Test usage of message control.  Example taken from GL_KHR_debug spec.
TEST_P(DebugTest, MessageControl2)
{
    if (!mDebugExtensionAvailable)
    {
        std::cout << "Test skipped because GL_KHR_debug is not available." << std::endl;
        return;
    }

    std::vector<Message> messages;

    glDebugMessageCallbackKHR(Callback, &messages);
    glEnable(GL_DEBUG_OUTPUT_SYNCHRONOUS);

    // Setup the control of de debug output for the default debug group
    glDebugMessageControlKHR(GL_DONT_CARE, GL_DONT_CARE, GL_DONT_CARE, 0, nullptr, GL_FALSE);
    glDebugMessageControlKHR(GL_DEBUG_SOURCE_THIRD_PARTY, GL_DONT_CARE, GL_DONT_CARE, 0, nullptr,
                             GL_FALSE);
    std::vector<GLuint> ids0 = {1234, 2345, 3456, 4567};
    glDebugMessageControlKHR(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_OTHER, GL_DONT_CARE,
                             static_cast<GLuint>(ids0.size()), ids0.data(), GL_FALSE);
    glDebugMessageControlKHR(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_PORTABILITY, GL_DONT_CARE,
                             static_cast<GLuint>(ids0.size()), ids0.data(), GL_FALSE);

    // Push debug group 1
    // Inherit of the default debug group debug output volume control
    // Filtered out by glDebugMessageControl
    glPushDebugGroupKHR(GL_DEBUG_SOURCE_APPLICATION, 1, -1, "Message 1");

    // In this section of the code, we are interested in performances.
    glDebugMessageControlKHR(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_PERFORMANCE, GL_DONT_CARE,
                             0, nullptr, GL_TRUE);
    // But we already identify that some messages are not really useful for us.
    std::vector<GLuint> ids1 = {5678, 6789};
    glDebugMessageControlKHR(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_OTHER, GL_DONT_CARE,
                             static_cast<GLuint>(ids1.size()), ids1.data(), GL_FALSE);

    glDebugMessageInsertKHR(GL_DEBUG_SOURCE_APPLICATION, GL_DEBUG_TYPE_PERFORMANCE, 1357,
                            GL_DEBUG_SEVERITY_MEDIUM, -1, "Message 2");
    glDebugMessageInsertKHR(GL_DEBUG_SOURCE_THIRD_PARTY,  // We still filter out these messages.
                            GL_DEBUG_TYPE_OTHER, 3579, GL_DEBUG_SEVERITY_MEDIUM, -1, "Message 3");

    glPopDebugGroupKHR();

    // Expected debug output from the GL implementation
    // Message 2
    EXPECT_EQ(1u, messages.size());
    EXPECT_STREQ(messages[0].message.c_str(), "Message 2");

    ASSERT_GL_NO_ERROR();
}

// Test basic usage of setting and getting labels
TEST_P(DebugTest, ObjectLabels)
{
    if (!mDebugExtensionAvailable)
    {
        std::cout << "Test skipped because GL_KHR_debug is not available." << std::endl;
        return;
    }

    GLuint renderbuffer = 0;
    glGenRenderbuffers(1, &renderbuffer);
    glBindRenderbuffer(GL_RENDERBUFFER, renderbuffer);

    const std::string &label = "renderbuffer";
    glObjectLabelKHR(GL_RENDERBUFFER, renderbuffer, -1, label.c_str());

    std::vector<char> labelBuf(label.length() + 1);
    GLsizei labelLengthBuf = 0;
    glGetObjectLabelKHR(GL_RENDERBUFFER, renderbuffer, static_cast<GLsizei>(labelBuf.size()),
                        &labelLengthBuf, labelBuf.data());

    EXPECT_EQ(static_cast<GLsizei>(label.length()), labelLengthBuf);
    EXPECT_STREQ(label.c_str(), labelBuf.data());

    ASSERT_GL_NO_ERROR();

    glDeleteRenderbuffers(1, &renderbuffer);

    glObjectLabelKHR(GL_RENDERBUFFER, renderbuffer, -1, label.c_str());
    EXPECT_GL_ERROR(GL_INVALID_VALUE);

    glGetObjectLabelKHR(GL_RENDERBUFFER, renderbuffer, static_cast<GLsizei>(labelBuf.size()),
                        &labelLengthBuf, labelBuf.data());
    EXPECT_GL_ERROR(GL_INVALID_VALUE);
}

// Test basic usage of setting and getting labels
TEST_P(DebugTest, ObjectPtrLabels)
{
    if (!mDebugExtensionAvailable || getClientMajorVersion() < 3)
    {
        std::cout << "Test skipped because GL_KHR_debug or ES3 is not available." << std::endl;
        return;
    }

    GLsync sync = glFenceSync(GL_SYNC_GPU_COMMANDS_COMPLETE, 0);

    const std::string &label = "sync";
    glObjectPtrLabelKHR(sync, -1, label.c_str());

    std::vector<char> labelBuf(label.length() + 1);
    GLsizei labelLengthBuf = 0;
    glGetObjectPtrLabelKHR(sync, static_cast<GLsizei>(labelBuf.size()), &labelLengthBuf,
                           labelBuf.data());

    EXPECT_EQ(static_cast<GLsizei>(label.length()), labelLengthBuf);
    EXPECT_STREQ(label.c_str(), labelBuf.data());

    ASSERT_GL_NO_ERROR();

    glDeleteSync(sync);

    glObjectPtrLabelKHR(sync, -1, label.c_str());
    EXPECT_GL_ERROR(GL_INVALID_VALUE);

    glGetObjectPtrLabelKHR(sync, static_cast<GLsizei>(labelBuf.size()), &labelLengthBuf,
                           labelBuf.data());
    EXPECT_GL_ERROR(GL_INVALID_VALUE);
}

// Use this to select which configurations (e.g. which renderer, which GLES major version) these
// tests should be run against.
ANGLE_INSTANTIATE_TEST(DebugTest,
                       ES2_D3D9(),
                       ES2_D3D11(),
                       ES3_D3D11(),
                       ES2_OPENGL(),
                       ES3_OPENGL());

}  // namespace angle
kc3-lang/angle/src/tests/gl_tests/DebugTest.cpp

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