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// This file implements unit tests for class ClientInfoManager.

#include "core/cross/client.h"
#include "tests/common/win/testing_common.h"
#include "core/cross/client_info.h"

namespace o3d {

class ClientInfoManagerTest : public testing::Test {
 public:
  ServiceLocator* service_locator() {
    return service_locator_;
  }

  ObjectManager* object_manager() {
    return object_manager_;
  }

 protected:
  ClientInfoManagerTest() { }

  virtual void SetUp() {
    // We need to create a new SerivceLocator because the global one
    // already has a global ClientInfoManager object registered on it.
    service_locator_ = new ServiceLocator;
    object_manager_ = new ObjectManager(service_locator_);
  }

  virtual void TearDown() {
    delete object_manager_;
    delete service_locator_;
  }

  ServiceLocator* service_locator_;
  ObjectManager* object_manager_;
};

TEST_F(ClientInfoManagerTest, Basic) {
  ClientInfoManager* client_info_manager =
      new ClientInfoManager(service_locator());
  ASSERT_TRUE(client_info_manager != NULL);

  // Check that the client_info_manager start off correctly.
  EXPECT_EQ(0, client_info_manager->client_info().texture_memory_used());
  EXPECT_EQ(0, client_info_manager->client_info().buffer_memory_used());
  EXPECT_EQ(0, client_info_manager->client_info().num_objects());
  EXPECT_FALSE(client_info_manager->client_info().software_renderer());
  EXPECT_FALSE(client_info_manager->client_info().non_power_of_two_textures());

  delete client_info_manager;
}

TEST_F(ClientInfoManagerTest, AdjustTextureMemoryUsed) {
  ClientInfoManager* client_info_manager =
      new ClientInfoManager(service_locator());
  ASSERT_TRUE(client_info_manager != NULL);

  client_info_manager->AdjustTextureMemoryUsed(10);
  EXPECT_EQ(10, client_info_manager->client_info().texture_memory_used());
  client_info_manager->AdjustTextureMemoryUsed(10);
  EXPECT_EQ(20, client_info_manager->client_info().texture_memory_used());
  client_info_manager->AdjustTextureMemoryUsed(-10);
  EXPECT_EQ(10, client_info_manager->client_info().texture_memory_used());
  client_info_manager->AdjustTextureMemoryUsed(-10);
  EXPECT_EQ(0, client_info_manager->client_info().texture_memory_used());

  delete client_info_manager;
}

TEST_F(ClientInfoManagerTest, AdjustBufferMemoryUsed) {
  ClientInfoManager* client_info_manager =
      new ClientInfoManager(service_locator());
  ASSERT_TRUE(client_info_manager != NULL);

  client_info_manager->AdjustBufferMemoryUsed(10);
  EXPECT_EQ(10, client_info_manager->client_info().buffer_memory_used());
  client_info_manager->AdjustBufferMemoryUsed(10);
  EXPECT_EQ(20, client_info_manager->client_info().buffer_memory_used());
  client_info_manager->AdjustBufferMemoryUsed(-10);
  EXPECT_EQ(10, client_info_manager->client_info().buffer_memory_used());
  client_info_manager->AdjustBufferMemoryUsed(-10);
  EXPECT_EQ(0, client_info_manager->client_info().buffer_memory_used());

  delete client_info_manager;
}

TEST_F(ClientInfoManagerTest, SetNumObjects) {
  ClientInfoManager* client_info_manager =
      new ClientInfoManager(service_locator());
  ASSERT_TRUE(client_info_manager != NULL);

  ObjectBase* object_1 = new ObjectBase(service_locator());
  ASSERT_TRUE(object_1 != NULL);
  EXPECT_EQ(1, client_info_manager->client_info().num_objects());

  ObjectBase* object_2 = new ObjectBase(service_locator());
  ASSERT_TRUE(object_2 != NULL);
  EXPECT_EQ(2, client_info_manager->client_info().num_objects());

  delete object_1;
  EXPECT_EQ(1, client_info_manager->client_info().num_objects());
  delete object_2;
  EXPECT_EQ(0, client_info_manager->client_info().num_objects());

  delete client_info_manager;
}

TEST_F(ClientInfoManagerTest, SetSoftwareRenderer) {
  ClientInfoManager* client_info_manager =
      new ClientInfoManager(service_locator());
  ASSERT_TRUE(client_info_manager != NULL);

  client_info_manager->SetSoftwareRenderer(true);
  EXPECT_TRUE(client_info_manager->client_info().software_renderer());
  client_info_manager->SetSoftwareRenderer(false);
  EXPECT_FALSE(client_info_manager->client_info().software_renderer());

  delete client_info_manager;
}

TEST_F(ClientInfoManagerTest, SetNonPowerOfTwoTextures) {
  ClientInfoManager* client_info_manager =
      new ClientInfoManager(service_locator());
  ASSERT_TRUE(client_info_manager != NULL);

  client_info_manager->SetNonPowerOfTwoTextures(true);
  EXPECT_TRUE(client_info_manager->client_info().non_power_of_two_textures());
  client_info_manager->SetNonPowerOfTwoTextures(false);
  EXPECT_FALSE(client_info_manager->client_info().non_power_of_two_textures());

  delete client_info_manager;
}

}  // namespace o3d