#include "fixtures/OpenGLTestFixture.h"
#include "XCEngine/RHI/OpenGL/OpenGLDevice.h"

using namespace XCEngine::RHI;

TEST_F(OpenGLTestFixture, Device_CreateRenderWindow_ValidParams) {
    OpenGLDevice device;

    bool result = device.CreateRenderWindow(800, 600, "Test Window", false);

    ASSERT_TRUE(result);
    ASSERT_NE(device.GetWindow(), nullptr);
}

TEST_F(OpenGLTestFixture, Device_CreateRenderWindow_DebugMode) {
    OpenGLDevice device;

    bool result = device.CreateRenderWindow(640, 480, "Debug Window", true);

    ASSERT_TRUE(result);
    ASSERT_NE(device.GetWindow(), nullptr);
}

TEST_F(OpenGLTestFixture, Device_InitializeWithExistingWindow) {
    OpenGLDevice device;
    GLFWwindow* existingWindow = GetWindow();

    bool result = device.InitializeWithExistingWindow(existingWindow);

    ASSERT_TRUE(result);
    ASSERT_EQ(device.GetWindow(), existingWindow);
}

TEST_F(OpenGLTestFixture, Device_GetDeviceInfo_ReturnsValid) {
    OpenGLDevice device;
    device.CreateRenderWindow(800, 600, "Test", false);

    const auto& info = device.GetDeviceInfo();

    EXPECT_FALSE(info.vendor.empty());
    EXPECT_FALSE(info.renderer.empty());
    EXPECT_GE(info.majorVersion, 3);
    EXPECT_GE(info.minorVersion, 0);
}

TEST_F(OpenGLTestFixture, Device_SwapBuffers_NoErrors) {
    OpenGLDevice device;
    device.CreateRenderWindow(800, 600, "Test", false);

    device.SwapBuffers();

    GLenum error = glGetError();
    EXPECT_EQ(error, GL_NO_ERROR);
}

TEST_F(OpenGLTestFixture, Device_PollEvents_ReturnsTrue) {
    OpenGLDevice device;
    device.CreateRenderWindow(800, 600, "Test", false);

    bool result = device.PollEvents();

    EXPECT_TRUE(result);
}