/*
 * Copyright 2013 (c) Anna Schumaker.
 */
#include <core/collection.h>
#include <core/filter.h>
#include <core/idle.h>
#include <core/playlist.h>
#include <core/tags/tags.h>
#include <core/tempq.h>
#include <tests/test.h>


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

	test_equal((void *)tempq_next(), NULL);

	tempq_init(NULL);
	while (idle_run_task()) {};

	test_equal((void *)tempq_next(), NULL);
	tempq_move(NULL, 1);
	test_equal((void *)tempq_get(0), NULL);
	test_equal(tempq_count(), 0);
	test_equal(tempq_index(NULL), (unsigned int)-1);
}

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

	q0 = tempq_alloc(0);
	test_not_equal((void *)q0, NULL);
	test_equal(queue_has_flag(q0, Q_ENABLED),    (bool)true);
	test_equal(queue_has_flag(q0, Q_RANDOM),     (bool)false);
	test_equal(queue_has_flag(q0, Q_SAVE_SORT),  (bool)true);
	test_equal(queue_has_flag(q0, Q_SAVE_FLAGS), (bool)true);
	test_equal((void *)tempq_get(0), (void *)q0);
	test_equal(tempq_count(), 1);
	test_equal(tempq_index(q0), 0);

	q1 = tempq_alloc(Q_RANDOM);
	test_not_equal((void *)q1, NULL);
	test_equal(queue_has_flag(q1, Q_ENABLED),    (bool)true);
	test_equal(queue_has_flag(q1, Q_RANDOM),     (bool)true);
	test_equal(queue_has_flag(q1, Q_SAVE_SORT),  (bool)true);
	test_equal(queue_has_flag(q1, Q_SAVE_FLAGS), (bool)true);
	test_equal((void *)tempq_get(1), (void *)q1);
	test_equal(tempq_count(), 2);
	test_equal(tempq_index(q1), 1);

	tempq_deinit();
	test_equal(tempq_count(), 0);
	tempq_init(NULL);
	test_equal(tempq_count(), 0);
	while (idle_run_task()) {};
	test_equal(tempq_count(), 2);

	q0 = tempq_get(0);
	q1 = tempq_get(1);
	test_equal(queue_has_flag(q0, Q_RANDOM), (bool)false);
	test_equal(queue_has_flag(q1, Q_RANDOM), (bool)true);
}

static void test_move()
{
	struct queue *q0 = tempq_get(0);
	struct queue *q1 = tempq_get(1);

	tempq_move(NULL, 0);

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

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

	tempq_deinit();
	test_equal(tempq_count(), 0);
	tempq_init(NULL);
	while (idle_run_task()) {};

	q0 = tempq_get(1);
	q1 = tempq_get(0);
	test_equal(queue_has_flag(q0, Q_RANDOM), (bool)false);
	test_equal(queue_has_flag(q1, Q_RANDOM), (bool)true);
}

static void test_free()
{
	struct queue *q0 = tempq_get(1);
	struct queue *q1 = tempq_get(0);

	tempq_free(q0);
	test_equal((void *)tempq_get(0), (void *)q1);
	test_equal(tempq_count(), 1);

	tempq_free(q1);
	test_equal((void *)tempq_get(0), NULL);
	test_equal(tempq_count(), 0);

	tempq_deinit();
	tempq_init(NULL);
	test_equal(tempq_count(), 0);
}

static void test_next()
{
	const struct database *track_db = track_db_get();
	struct queue *q0, *q1;
	unsigned int i;

	collection_add("tests/Music/Hyrule Symphony");
	while (idle_run_task()) {};

	q0 = tempq_alloc(0);
	q1 = tempq_alloc(0);
	for (i = 0; i < track_db->db_size; i++) {
		queue_add(q0, track_get(i));
		queue_add(q1, track_get(i));
	}

	tempq_save(NULL, Q_ENABLED);
	tempq_deinit();
	tempq_init(NULL);
	while (idle_run_task()) {};
	test_equal(tempq_count(), 2);
	q0 = tempq_get(0);
	q1 = tempq_get(1);

	for (i = 0; i < track_db->db_size; i++) {
		test_loop_equal(queue_size(q0), track_db->db_size - i, i);
		test_loop_equal((void *)tempq_next(), (void *)track_get(i), i);
	} test_loop_passed();
	test_equal((void *)tempq_get(0), (void *)q1);
	test_equal(tempq_count(), 1);
	test_equal(queue_size(q1), track_db->db_size);

	tempq_deinit();
	tempq_init(NULL);
	while (idle_run_task()) {};
	test_equal(tempq_count(), 1);
	q1 = tempq_get(0);

	for (i = 0; i < track_db->db_size; i++) {
		test_loop_equal(queue_size(q1), track_db->db_size - i, i);
		test_loop_equal((void *)tempq_next(), (void *)track_get(i), i);
	} test_loop_passed();
	test_equal((void *)tempq_get(0), NULL);
	test_equal(tempq_count(), 0);

	tempq_deinit();
	playlist_deinit();
	tags_deinit();
	filter_deinit();
}

DECLARE_UNIT_TESTS(
	UNIT_TEST("Temporary Queue Initialization", test_init),
	UNIT_TEST("Temporary Queue Alloc", test_alloc),
	UNIT_TEST("Temporary Queue Move", test_move),
	UNIT_TEST("Temporary Queue Free", test_free),
	UNIT_TEST("Temporary Queue Next Track", test_next),
);