<?php

/**
 * This is a PHPUnit test class.
 */

global $wp_object_cache, $table_prefix, $blog_id, $multisite;
!defined('DB_HOST') && define('DB_HOST', 'localhost');
!defined('DB_NAME') && define('DB_NAME', 'wordpress');
function is_multisite() {
	global $multisite;
	return isset($multisite) && $multisite;
}
function wp_suspend_cache_addition() {}
function _deprecated_function() {}

require(__DIR__.'/object-cache.php');

class ObjectCacheTest extends PHPUnit_Framework_TestCase {

	protected $backupGlobalsBlacklist = array('multisite');
	private $testData = null;

	public function setUp() {
		$this->testData = array(
			'foo',
			43,
			1.234,
			1.2e3,
			7E-10,
			0123,
			-123,
			0x1A,
			array('a', 'b'),
			array('foo' => array('a', 'b')),
			null,
			false,
			true,
			new ArrayObject(array('foo', 'bar')),
			new StdClass()
		);
		wp_cache_init();
	}

	public function tearDown() {
		global $multisite;
		$multisite = false;
		wp_cache_flush();
	}

	public function test_wp_cache_add() {
		$group = 'group';
		foreach ($this->testData as $key => $data) {
			$this->assertTrue(wp_cache_add($key, $data, $group));
			$this->assertEquals($data, wp_cache_get($key, $group));
			$this->assertFalse(wp_cache_add($key, 'test', $group));
			$this->assertEquals($data, wp_cache_get($key, $group));
		}
	}

	public function test_wp_cache_close() {
		$this->assertTrue(wp_cache_close());
	}

	public function test_wp_cache_decr() {
		$key = 'key';
		$group = 'group';
		$this->assertTrue(wp_cache_add($key, 10, $group));
		$this->assertEquals(7, wp_cache_decr($key, 3, $group));
		$this->assertEquals(6, wp_cache_decr($key, 1, $group));
		$this->assertEquals(6, wp_cache_get($key, $group));
		$this->assertEquals(0, wp_cache_decr($key, 45, $group));
		$this->assertEquals(0, wp_cache_get($key, $group));
	}

	public function test_wp_cache_delete() {
		$group = 'group';
		foreach ($this->testData as $key => $data) {
			$this->assertFalse(wp_cache_delete($key, $group));
			$this->assertTrue(wp_cache_add($key, $data, $group));
			$this->assertTrue(wp_cache_delete($key, $group));
			$this->assertFalse(wp_cache_get($key, $group));
		}
	}

	public function test_wp_cache_flush() {
		$group = 'group';
		foreach ($this->testData as $key => $data) {
			$this->assertTrue(wp_cache_add($key, $data, $group));
		}
		$this->assertTrue(wp_cache_flush());
		foreach ($this->testData as $key => $data) {
			$this->assertFalse(wp_cache_get($key, $group));
		}
	}

	public function test_wp_cache_get() {
		// TODO: test force parameter
		$group = 'group';
		foreach ($this->testData as $key => $data) {
			$this->assertTrue(wp_cache_add($key, $data, $group));
			$this->assertEquals($data, wp_cache_get($key, $group));
			$this->assertEquals($data, wp_cache_get($key, $group, false, $found));
			$this->assertTrue($found);
		}
		$this->assertFalse(wp_cache_get('test', $group));
		$this->assertFalse(wp_cache_get('test', $group, false, $found));
		$this->assertFalse($found);
	}

	public function test_wp_cache_incr() {
		$key = 'key';
		$group = 'group';
		$this->assertTrue(wp_cache_add($key, 10, $group));
		$this->assertEquals(13, wp_cache_incr($key, 3, $group));
		$this->assertEquals(14, wp_cache_incr($key, 1, $group));
		$this->assertEquals(14, wp_cache_get($key, $group));
		$this->assertEquals(0, wp_cache_incr($key, -45, $group));
		$this->assertEquals(0, wp_cache_get($key, $group));
	}

	public function test_wp_cache_replace() {
		$group = 'group';
		foreach ($this->testData as $key => $data) {
			$this->assertTrue(wp_cache_add($key, $data, $group));
			$this->assertTrue(wp_cache_replace($key, 'test', $group));
			$this->assertEquals('test', wp_cache_get($key, $group));
			$this->assertFalse(wp_cache_replace('nokey', $data, $group));
			$this->assertFalse(wp_cache_get('nokey', $group));
		}
	}

	public function test_wp_cache_set() {
		$group = 'group';
		foreach ($this->testData as $key => $data) {
			$this->assertTrue(wp_cache_set($key, $data, $group));
			$this->assertEquals($data, wp_cache_get($key, $group));
		}
	}

	public function test_wp_cache_switch_to_blog() {
		global $multisite;
		$multisite = true;
		wp_cache_init();
		$this->assertNull(wp_cache_switch_to_blog(2));
		$group = 'group';
		$key = 'foo';
		$data = 'test';
		$this->assertTrue(wp_cache_add($key, $data, $group));
		$this->assertEquals($data, wp_cache_get($key, $group));
		$this->assertNull(wp_cache_switch_to_blog(3));
		$this->assertFalse(wp_cache_get($key, $group));
		$this->assertNull(wp_cache_switch_to_blog(2));
		$this->assertEquals($data, wp_cache_get($key, $group));
	}

	public function test_wp_cache_add_global_groups() {
		global $multisite;
		$multisite = true;
		wp_cache_init();
		$group = 'group';
		$key = 'foo';
		$data = 'test';
		$this->assertNull(wp_cache_add_global_groups($group));
		$this->assertNull(wp_cache_switch_to_blog(2));
		$this->assertTrue(wp_cache_add($key, $data, $group));
		$this->assertEquals($data, wp_cache_get($key, $group));
		$this->assertNull(wp_cache_switch_to_blog(3));
		$this->assertEquals($data, wp_cache_get($key, $group));
		$this->assertNull(wp_cache_switch_to_blog(2));
		$this->assertEquals($data, wp_cache_get($key, $group));
	}

	public function test_wp_cache_add_non_persistent_groups() {
		$data = 'test';
		$key = 'foo';
		$this->assertNull(wp_cache_add_non_persistent_groups('temp'));
		$this->assertTrue(wp_cache_add($key, $data, 'temp'));
		$this->assertEquals($data, wp_cache_get($key, 'temp'));
		$this->assertTrue(wp_cache_add($key, $data, 'group'));
		$this->assertEquals($data, wp_cache_get($key, 'group'));
		// Re-init the cache. This deletes the local cache but keeps the persitent one
		wp_cache_init();
		$this->assertFalse(wp_cache_get($key, 'temp'));
		$this->assertEquals($data, wp_cache_get($key, 'group'));
	}

	public function test_wp_cache_reset() {
		$this->assertNull(wp_cache_reset());
	}

	public function test_groups() {
		$key = 'foo';
		$this->assertTrue(wp_cache_add($key, 'test1', 'group1'));
		$this->assertTrue(wp_cache_add($key, 'test2', 'group2'));
		$this->assertEquals('test1', wp_cache_get($key, 'group1'));
		$this->assertEquals('test2', wp_cache_get($key, 'group2'));

		$this->assertTrue(wp_cache_set($key, 'test12', 'group1'));
		$this->assertTrue(wp_cache_set($key, 'test22', 'group2'));
		$this->assertEquals('test12', wp_cache_get($key, 'group1'));
		$this->assertEquals('test22', wp_cache_get($key, 'group2'));

		$this->assertTrue(wp_cache_delete($key, 'group2'));
		$this->assertFalse(wp_cache_get($key, 'group2'));
		$this->assertEquals('test12', wp_cache_get($key, 'group1'));

		$this->assertTrue(wp_cache_replace($key, 'test13', 'group1'));
		$this->assertEquals('test13', wp_cache_get($key, 'group1'));
		$this->assertFalse(wp_cache_get($key, 'group2'));
	}

}

?>