/*
 * Copyright 2013 (c) Anna Schumaker.
 */
#include <core/deck.h>
extern "C" {
#include <core/collection.h>
#include <core/filter.h>
#include <core/history.h>
#include <core/idle.h>
#include <core/playlist.h>
#include <core/tags/tags.h>
}
#include "test.h"

static queue *Q_NULL = NULL;

static void test_init()
{
	filter_init();
	tags_init();
	playlist_init(NULL);
	collection_init(NULL);
	history_init(NULL);

	test_equal(deck :: next(), NULL);
	tempq_init(NULL);
	test_equal(deck :: next(), NULL);
	tempq_move(NULL, 1);
	test_equal(tempq_get(0), NULL);
	test_equal(deck :: get_queues().size(), (size_t)0);
}

static void test_tempq()
{
	struct queue *q0, *q1;

	q0 = tempq_alloc(NULL, 0);
	test_not_equal(q0, NULL);
	test_equal(queue_has_flag(q0, Q_ENABLED),    true);
	test_equal(queue_has_flag(q0, Q_RANDOM),     false);
	test_equal(queue_has_flag(q0, Q_SAVE_SORT),  true);
	test_equal(queue_has_flag(q0, Q_SAVE_FLAGS), true);
	test_equal(tempq_get(0), q0);

	q1 = tempq_alloc(NULL, Q_RANDOM);
	test_not_equal(q1, NULL);
	test_equal(queue_has_flag(q1, Q_ENABLED),    true);
	test_equal(queue_has_flag(q1, Q_RANDOM),     true);
	test_equal(queue_has_flag(q1, Q_SAVE_SORT),  true);
	test_equal(queue_has_flag(q1, Q_SAVE_FLAGS), true);
	test_equal(tempq_get(1), q1);

	tempq_move(q1, 0);
	test_equal(tempq_get(0), q1);
	test_equal(tempq_get(1), q0);
	test_equal(tempq_get(2), NULL);

	tempq_move(q0, 1);
	test_equal(tempq_get(0), q1);
	test_equal(tempq_get(1), q0);
	test_equal(tempq_get(2), NULL);

	tempq_free(q0);
	test_equal(tempq_get(0), q1);

	tempq_free(q1);
	test_equal(tempq_get(0), NULL);

	history_deinit();
	collection_deinit();
	playlist_deinit();
	tags_deinit();
	filter_deinit();
}

static void test_next_prev()
{
	test_cp_data_dir();
	filter_init();
	tags_init();
	playlist_init(NULL);
	collection_init(NULL);
	history_init(NULL);
	tempq_init(NULL);

	std::list<TempQueue>::iterator it = deck :: get_queues().begin();
	queue *q = history_get_queue();
	queue *q0 = tempq_get(0);
	queue *q1 = tempq_get(1);

	queue_unset_flag(q0, Q_RANDOM);
	for (unsigned int i = 0; i < 4; i++)
		queue_add(q0, track_get(i));

	test_not_equal(q, Q_NULL);
	test_equal(queue_size(q), (unsigned)0);

	for (unsigned int i = 0; i < 2; i++) {
		test_equal(deck :: next()->tr_dbe.dbe_index, (unsigned)0);
		test_equal(deck :: next()->tr_dbe.dbe_index, (unsigned)1);
		test_equal(deck :: next()->tr_dbe.dbe_index, (unsigned)2);
		test_equal(deck :: next()->tr_dbe.dbe_index, (unsigned)3);
	}

	test_equal(deck :: get_queues().size(), (size_t)1);

	queue_unset_flag(q1, Q_ENABLED);
	queue_unset_flag(collection_get_queue(), Q_RANDOM);

	test_equal(queue_size(q1), (unsigned)5);
	deck :: next();
	test_equal(queue_size(q1), (unsigned)5);

	queue_set_flag(q1, Q_ENABLED);
	for (unsigned int i = 0; i < 5; i++)
		deck :: next();
	test_equal(deck :: get_queues().size(), (size_t)0);
}

DECLARE_UNIT_TESTS(
	UNIT_TEST("Temporary Queue Initialization", test_init),
	UNIT_TEST("Temporary Queue", test_tempq),
	UNIT_TEST("Deck Next and Prev", test_next_prev),
);