1 files changed, 101 insertions, 0 deletions
diff --git a/tests/lock/db_test.php b/tests/lock/db_test.php
new file mode 100644
index 0000000000..6fc813cb38
--- /dev/null
+++ b/tests/lock/db_test.php
@@ -0,0 +1,101 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+require_once dirname(__FILE__) . '/../../phpBB/includes/functions.php';
+
+class phpbb_lock_db_test extends phpbb_database_test_case
+{
+	private $db;
+	private $config;
+	private $lock;
+
+	public function getDataSet()
+	{
+		return $this->createXMLDataSet(dirname(__FILE__).'/fixtures/config.xml');
+	}
+
+	public function setUp()
+	{
+		global $db, $config;
+
+		$db = $this->db = $this->new_dbal();
+		$config = $this->config = new \phpbb\config\config(array('rand_seed' => '', 'rand_seed_last_update' => '0'));
+		set_config(null, null, null, $this->config);
+		$this->lock = new \phpbb\lock\db('test_lock', $this->config, $this->db);
+	}
+
+	public function test_new_lock()
+	{
+		$this->assertFalse($this->lock->owns_lock());
+
+		$this->assertTrue($this->lock->acquire());
+		$this->assertTrue($this->lock->owns_lock());
+		$this->assertTrue(isset($this->config['test_lock']), 'Lock was created');
+
+		$lock2 = new \phpbb\lock\db('test_lock', $this->config, $this->db);
+		$this->assertFalse($lock2->acquire());
+		$this->assertFalse($lock2->owns_lock());
+
+		$this->lock->release();
+		$this->assertFalse($this->lock->owns_lock());
+		$this->assertEquals('0', $this->config['test_lock'], 'Lock was released');
+	}
+
+	public function test_expire_lock()
+	{
+		$lock = new \phpbb\lock\db('foo_lock', $this->config, $this->db);
+		$this->assertTrue($lock->acquire());
+	}
+
+	public function test_double_lock()
+	{
+		$this->assertFalse($this->lock->owns_lock());
+
+		$this->assertTrue($this->lock->acquire());
+		$this->assertTrue($this->lock->owns_lock());
+		$this->assertTrue(isset($this->config['test_lock']), 'Lock was created');
+
+		$value = $this->config['test_lock'];
+
+		$this->assertFalse($this->lock->acquire());
+		$this->assertTrue($this->lock->owns_lock());
+		$this->assertEquals($value, $this->config['test_lock'], 'Second lock failed');
+
+		$this->lock->release();
+		$this->assertFalse($this->lock->owns_lock());
+		$this->assertEquals('0', $this->config['test_lock'], 'Lock was released');
+	}
+
+	public function test_double_unlock()
+	{
+		$this->assertTrue($this->lock->acquire());
+		$this->assertTrue($this->lock->owns_lock());
+		$this->assertFalse(empty($this->config['test_lock']), 'First lock is acquired');
+
+		$this->lock->release();
+		$this->assertFalse($this->lock->owns_lock());
+		$this->assertEquals('0', $this->config['test_lock'], 'First lock is released');
+
+		$lock2 = new \phpbb\lock\db('test_lock', $this->config, $this->db);
+		$this->assertTrue($lock2->acquire());
+		$this->assertTrue($lock2->owns_lock());
+		$this->assertFalse(empty($this->config['test_lock']), 'Second lock is acquired');
+
+		$this->lock->release();
+		$this->assertTrue($lock2->owns_lock());
+		$this->assertFalse(empty($this->config['test_lock']), 'Double release of first lock is ignored');
+
+		$lock2->release();
+		$this->assertEquals('0', $this->config['test_lock'], 'Second lock is released');
+	}
+}