#include <gtest/gtest.h>
#include <XCEngine/Core/Asset/IResource.h>
#include <XCEngine/Core/Asset/ResourceTypes.h>
#include <XCEngine/Core/Containers/String.h>

using namespace XCEngine::Resources;
using namespace XCEngine::Containers;

namespace {

class TestResource : public IResource {
public:
    ResourceType GetType() const override { return ResourceType::Texture; }
    const String& GetName() const override { return m_name; }
    const String& GetPath() const override { return m_path; }
    ResourceGUID GetGUID() const override { return m_guid; }
    bool IsValid() const override { return m_isValid; }
    size_t GetMemorySize() const override { return m_memorySize; }
    void Release() override { delete this; }
};

TEST(IResource, Initialize) {
    TestResource* resource = new TestResource();
    
    IResource::ConstructParams params;
    params.name = "TestTexture";
    params.path = "textures/test.png";
    params.guid = ResourceGUID(12345);
    params.memorySize = 1024;
    
    resource->Initialize(params);
    
    EXPECT_EQ(resource->GetName(), "TestTexture");
    EXPECT_EQ(resource->GetPath(), "textures/test.png");
    EXPECT_EQ(resource->GetGUID().value, 12345u);
    EXPECT_EQ(resource->GetMemorySize(), 1024u);
    EXPECT_TRUE(resource->IsValid());
    
    resource->Release();
}

TEST(IResource, SetInvalid) {
    TestResource* resource = new TestResource();
    
    IResource::ConstructParams params;
    params.name = "Test";
    params.path = "test.png";
    params.guid = ResourceGUID(1);
    params.memorySize = 100;
    
    resource->Initialize(params);
    EXPECT_TRUE(resource->IsValid());
    
    resource->SetInvalid();
    EXPECT_FALSE(resource->IsValid());
    
    resource->Release();
}

TEST(IResource, DefaultValues) {
    TestResource* resource = new TestResource();
    
    EXPECT_EQ(resource->GetMemorySize(), 0u);
    EXPECT_FALSE(resource->IsValid());
    
    resource->Release();
}

} // namespace