/**************************************************************************/
/*  test_sky.h                                                            */
/**************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#ifndef TEST_SKY_H
#define TEST_SKY_H

#include "scene/resources/sky.h"

#include "tests/test_macros.h"

namespace TestSky {

TEST_CASE("[SceneTree][Sky] Constructor") {
	Sky *test_sky = memnew(Sky);

	CHECK(test_sky->get_process_mode() == Sky::PROCESS_MODE_AUTOMATIC);
	CHECK(test_sky->get_radiance_size() == Sky::RADIANCE_SIZE_256);
	CHECK(test_sky->get_material().is_null());
	memdelete(test_sky);
}

TEST_CASE("[SceneTree][Sky] Radiance size setter and getter") {
	Sky *test_sky = memnew(Sky);

	// Check default.
	CHECK(test_sky->get_radiance_size() == Sky::RADIANCE_SIZE_256);

	test_sky->set_radiance_size(Sky::RADIANCE_SIZE_1024);
	CHECK(test_sky->get_radiance_size() == Sky::RADIANCE_SIZE_1024);

	ERR_PRINT_OFF;
	// Check setting invalid radiance size.
	test_sky->set_radiance_size(Sky::RADIANCE_SIZE_MAX);
	ERR_PRINT_ON;

	CHECK(test_sky->get_radiance_size() == Sky::RADIANCE_SIZE_1024);

	memdelete(test_sky);
}

TEST_CASE("[SceneTree][Sky] Process mode setter and getter") {
	Sky *test_sky = memnew(Sky);

	// Check default.
	CHECK(test_sky->get_process_mode() == Sky::PROCESS_MODE_AUTOMATIC);

	test_sky->set_process_mode(Sky::PROCESS_MODE_INCREMENTAL);
	CHECK(test_sky->get_process_mode() == Sky::PROCESS_MODE_INCREMENTAL);

	memdelete(test_sky);
}

TEST_CASE("[SceneTree][Sky] Material setter and getter") {
	Sky *test_sky = memnew(Sky);
	Ref<Material> material = memnew(Material);

	SUBCASE("Material passed to the class should remain the same") {
		test_sky->set_material(material);
		CHECK(test_sky->get_material() == material);
	}
	SUBCASE("Material passed many times to the class should remain the same") {
		test_sky->set_material(material);
		test_sky->set_material(material);
		test_sky->set_material(material);
		CHECK(test_sky->get_material() == material);
	}
	SUBCASE("Material rewrite testing") {
		Ref<Material> material1 = memnew(Material);
		Ref<Material> material2 = memnew(Material);

		test_sky->set_material(material1);
		test_sky->set_material(material2);
		CHECK_MESSAGE(test_sky->get_material() != material1,
				"After rewrite, second material should be in class.");
		CHECK_MESSAGE(test_sky->get_material() == material2,
				"After rewrite, second material should be in class.");
	}

	SUBCASE("Assign same material to two skys") {
		Sky *sky2 = memnew(Sky);

		test_sky->set_material(material);
		sky2->set_material(material);
		CHECK_MESSAGE(test_sky->get_material() == sky2->get_material(),
				"Both skys should have the same material.");
		memdelete(sky2);
	}

	SUBCASE("Swapping materials between two skys") {
		Sky *sky2 = memnew(Sky);
		Ref<Material> material1 = memnew(Material);
		Ref<Material> material2 = memnew(Material);

		test_sky->set_material(material1);
		sky2->set_material(material2);
		CHECK(test_sky->get_material() == material1);
		CHECK(sky2->get_material() == material2);

		// Do the swap.
		Ref<Material> temp = test_sky->get_material();
		test_sky->set_material(sky2->get_material());
		sky2->set_material(temp);

		CHECK(test_sky->get_material() == material2);
		CHECK(sky2->get_material() == material1);
		memdelete(sky2);
	}

	memdelete(test_sky);
}

} // namespace TestSky

#endif // TEST_SKY_H