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* 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.
class phpbb_dbal_sql_insert_buffer_test extends phpbb_database_test_case
	protected $db;
	protected $buffer;
	public function setUp()
		parent::setUp();
		$this->db = $this->new_dbal();
		$this->buffer = new \phpbb\db\sql_insert_buffer($this->db, 'phpbb_config', 2);
		$this->assert_config_count(2);
	public function getDataSet()
		return $this->createXMLDataSet(dirname(__FILE__) . '/fixtures/config.xml');
	public function test_multi_insert_disabled_insert_and_flush()
		$this->db->set_multi_insert(false);
		$this->assertTrue($this->buffer->insert($this->get_row(1)));
		$this->assert_config_count(3);
		$this->assertFalse($this->buffer->flush());
		$this->assert_config_count(3);
	public function test_multi_insert_enabled_insert_and_flush()
		$this->check_multi_insert_support();
		$this->assertFalse($this->buffer->insert($this->get_row(1)));
		$this->assert_config_count(2);
		$this->assertTrue($this->buffer->flush());
		$this->assert_config_count(3);
	public function test_multi_insert_disabled_insert_with_flush()
		$this->db->set_multi_insert(false);
		$this->assertTrue($this->buffer->insert($this->get_row(1)));
		$this->assert_config_count(3);
		$this->assertTrue($this->buffer->insert($this->get_row(2)));
		$this->assert_config_count(4);
	public function test_multi_insert_enabled_insert_with_flush()
		$this->check_multi_insert_support();
		$this->assertFalse($this->buffer->insert($this->get_row(1)));
		$this->assert_config_count(2);
		$this->assertTrue($this->buffer->insert($this->get_row(2)));
		$this->assert_config_count(4);
	public function test_multi_insert_disabled_insert_all_and_flush()
		$this->db->set_multi_insert(false);
		$this->assertTrue($this->buffer->insert_all($this->get_rows(3)));
		$this->assert_config_count(5);
	public function test_multi_insert_enabled_insert_all_and_flush()
		$this->check_multi_insert_support();
		$this->assertTrue($this->buffer->insert_all($this->get_rows(3)));
		$this->assert_config_count(4);
		$this->assertTrue($this->buffer->flush());
		$this->assert_config_count(5);
	protected function assert_config_count($num_configs)
		$sql = 'SELECT COUNT(*) AS num_configs
			FROM phpbb_config';
		$result = $this->db->sql_query($sql);
		$this->assertEquals($num_configs, $this->db->sql_fetchfield('num_configs'));
		$this->db->sql_freeresult($result);
	protected function check_multi_insert_support()
		if (!$this->db->get_multi_insert())
			$this->markTestSkipped('Database does not support multi_insert');
	protected function get_row($rownum)
		return array(
			'config_name'	=> "name$rownum",
			'config_value'	=> "value$rownum",
			'is_dynamic'	=> '0',
	protected function get_rows($n)
		$result = array();
		for ($i = 0; $i < $n; ++$i)
			$result[] = $this->get_row($i);
		return $result;

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