/*
 * Copyright 2014 (c) Anna Schumaker.
 */
#include <core/filter.h>
#include <tests/test.h>

const gchar *test_strings[] = {
/* 0 */		"koji kondo",
/* 1 */		"hyrule symphony",
/* 2 */		"kokiri forest",
/* 3 */		"hyrule field",
/* 4 */		"hyrule castle",
/* 5 */		"lon lon ranch",
/* 6 */		"kakariko village",
/* 7 */		"death mountain",
/* 8 */		"zoras domain",
/* 9 */		"gerudo valley",
/* 10 */	"ganondorf",
/* 11 */	"princess zelda",
/* 12 */	"ocarina medley",
/* 13 */	"the legend of zelda medley",
};

#define NUM_STRINGS (sizeof(test_strings) / sizeof(gchar *))

static void test_filter()
{
	GHashTable *res = g_hash_table_new(g_direct_hash, g_direct_equal);
	unsigned int i;

	filter_init();
	for (i = 0; i < NUM_STRINGS; i++) {
		filter_add(test_strings[i], GUINT_TO_POINTER(i));
	} test_loop_passed();

	/* Search for a word! */
	filter_search("hyrule", res);
	test_equal(g_hash_table_size(res), 3);
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(1)), true); /* hyrule symphony */
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(3)), true); /* hyrule field    */
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(4)), true); /* hyrule castle   */

	/* A second search should clear the set. */
	filter_search("zelda", res);
	test_equal(g_hash_table_size(res), 2);
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(11)), true); /* princess zelda             */
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(13)), true); /* the legend of zelda medley */

	/* Partial word search. */
	filter_search("ko", res);
	test_equal(g_hash_table_size(res), 2);
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(0)), true); /* koji kondo    */
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(2)), true); /* kokiri forest */

	/* Multiple word search. */
	filter_search("hyrule field", res);
	test_equal(g_hash_table_size(res), 1);
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(3)), true); /* hyrule field    */

	/* Search for unknown word. */
	filter_search("field termina", res);
	test_equal(g_hash_table_size(res), 0);

	/* Search for empty string. */
	filter_search("", res);
	test_equal(g_hash_table_size(res), 0);

	/* Remove a string and search again. */
	filter_remove("hyrule symphony", GUINT_TO_POINTER(1));
	filter_search("hyrule", res);
	test_equal(g_hash_table_size(res), 2);
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(3)), true); /* hyrule field    */
	test_equal(g_hash_table_contains(res, GUINT_TO_POINTER(4)), true); /* hyrule castle   */

	filter_deinit();
	g_hash_table_destroy(res);
}

DECLARE_UNIT_TESTS(
	UNIT_TEST("Filter", test_filter),
);