<?php
/**
 * PHP Version 5.4
 *
 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
 * Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 * Licensed under The MIT License
 * For full copyright and license information, please see the LICENSE.txt
 * Redistributions of files must retain the above copyright notice.
 *
 * @copyright     Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link          http://cakephp.org CakePHP(tm) Project
 * @since         CakePHP(tm) v 3.0.0
 * @license       MIT License (http://www.opensource.org/licenses/mit-license.php)
 */
namespace Cake\Test\TestCase\Database\Driver;

use Cake\Core\Configure;
use Cake\Database\Connection;
use Cake\Database\Driver\Postgres;
use Cake\Database\Query;
use \PDO;

/**
 * Tests Postgres driver
 */
class PostgresTest extends \Cake\TestSuite\TestCase {

/**
 * Test connecting to Postgres with default configuration
 *
 * @return void
 */
	public function testConnectionConfigDefault() {
		$driver = $this->getMock('Cake\Database\Driver\Postgres', ['_connect', 'connection']);
		$expected = [
			'persistent' => true,
			'host' => 'localhost',
			'login' => 'root',
			'password' => '',
			'database' => 'cake',
			'schema' => 'public',
			'port' => 5432,
			'encoding' => 'utf8',
			'timezone' => 'UTC',
			'flags' => [],
			'init' => [],
			'dsn' => 'pgsql:host=localhost;port=5432;dbname=cake'
		];

		$expected['flags'] += [
			PDO::ATTR_PERSISTENT => true,
			PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
		];

		$connection = $this->getMock('stdClass', ['exec', 'quote']);
		$connection->expects($this->any())
			->method('quote')
			->will($this->onConsecutiveCalls(
				$this->returnArgument(0),
				$this->returnArgument(0),
				$this->returnArgument(0)
			));

		$connection->expects($this->at(1))->method('exec')->with('SET NAMES utf8');
		$connection->expects($this->at(3))->method('exec')->with('SET search_path TO public');
		$connection->expects($this->at(5))->method('exec')->with('SET timezone = UTC');
		$connection->expects($this->exactly(3))->method('exec');

		$driver->expects($this->once())->method('_connect')
			->with($expected);
		$driver->expects($this->any())->method('connection')
			->will($this->returnValue($connection));

		$driver->connect();
	}

/**
 * Test connecting to Postgres with custom configuration
 *
 * @return void
 */
	public function testConnectionConfigCustom() {
		$config = [
			'persistent' => false,
			'host' => 'foo',
			'database' => 'bar',
			'login' => 'user',
			'password' => 'pass',
			'port' => 3440,
			'flags' => [1 => true, 2 => false],
			'encoding' => 'a-language',
			'timezone' => 'Antartica',
			'schema' => 'fooblic',
			'init' => ['Execute this', 'this too']
		];
		$driver = $this->getMock(
			'Cake\Database\Driver\Postgres',
			['_connect', 'connection'],
			[$config]
		);

		$expected = $config;
		$expected['dsn'] = 'pgsql:host=foo;port=3440;dbname=bar';
		$expected['flags'] += [
			PDO::ATTR_PERSISTENT => false,
			PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
		];

		$connection = $this->getMock('stdClass', ['exec', 'quote']);
		$connection->expects($this->any())
			->method('quote')
			->will($this->onConsecutiveCalls(
				$this->returnArgument(0),
				$this->returnArgument(0),
				$this->returnArgument(0)
			));

		$connection->expects($this->at(1))->method('exec')->with('SET NAMES a-language');
		$connection->expects($this->at(3))->method('exec')->with('SET search_path TO fooblic');
		$connection->expects($this->at(5))->method('exec')->with('Execute this');
		$connection->expects($this->at(6))->method('exec')->with('this too');
		$connection->expects($this->at(7))->method('exec')->with('SET timezone = Antartica');
		$connection->expects($this->exactly(5))->method('exec');

		$driver->connection($connection);
		$driver->expects($this->once())->method('_connect')
			->with($expected);

		$driver->expects($this->any())->method('connection')
			->will($this->returnValue($connection));

		$driver->connect();
	}

}