<?php
/**
 * ownCloud - News
 *
 * This file is licensed under the Affero General Public License version 3 or
 * later. See the COPYING file.
 *
 * @author Alessandro Cosentino <cosenal@gmail.com>
 * @author Bernhard Posselt <dev@bernhard-posselt.com>
 * @copyright Alessandro Cosentino 2012
 * @copyright Bernhard Posselt 2012, 2014
 */

namespace OCA\News\Utility;


class ConfigTest extends \PHPUnit_Framework_TestCase {

	private $fileSystem;
	private $config;
	private $configPath;
	private $loggerParams;

	public function setUp() {
		$this->logger = $this->getMockBuilder(
			'\OCP\ILogger')
			->disableOriginalConstructor()
			->getMock();
		$this->fileSystem = $this->getMock('FileSystem', [
			'file_get_contents',
			'file_put_contents',
			'file_exists'
		]);
		$this->loggerParams = ['hi'];
		$this->config = new Config($this->fileSystem, $this->logger, $this->loggerParams);
		$this->configPath = 'config.json';
	}


	public function testDefaults() {
		$this->assertEquals(60, $this->config->getAutoPurgeMinimumInterval());
		$this->assertEquals(200, $this->config->getAutoPurgeCount());
		$this->assertEquals(30*60, $this->config->getSimplePieCacheDuration());
		$this->assertEquals(60, $this->config->getFeedFetcherTimeout());
		$this->assertEquals(true, $this->config->getUseCronUpdates());
		$this->assertEquals(8080, $this->config->getProxyPort());
		$this->assertEquals('', $this->config->getProxyHost());
		$this->assertEquals(null, $this->config->getProxyAuth());
		$this->assertEquals('', $this->config->getProxyUser());
		$this->assertEquals('', $this->config->getProxyPassword());
	}


	public function testRead () {
		$this->fileSystem->expects($this->once())
			->method('file_get_contents')
			->with($this->equalTo($this->configPath))
			->will($this->returnValue("autoPurgeCount = 3\nuseCronUpdates = true"));

		$this->config->read($this->configPath);

		$this->assertSame(3, $this->config->getAutoPurgeCount());
		$this->assertSame(true, $this->config->getUseCronUpdates());
	}


	public function testReadIgnoresVeryLowPurgeInterval () {
		$this->fileSystem->expects($this->once())
			->method('file_get_contents')
			->with($this->equalTo($this->configPath))
			->will($this->returnValue("autoPurgeMinimumInterval = 59"));

		$this->config->read($this->configPath);

		$this->assertSame(60, $this->config->getAutoPurgeMinimumInterval());
	}


	public function testReadBool () {
		$this->fileSystem->expects($this->once())
			->method('file_get_contents')
			->with($this->equalTo($this->configPath))
			->will($this->returnValue("autoPurgeCount = 3\nuseCronUpdates = false"));

		$this->config->read($this->configPath);

		$this->assertSame(3, $this->config->getAutoPurgeCount());
		$this->assertSame(false, $this->config->getUseCronUpdates());
	}


	public function testReadLogsInvalidValue() {
		$this->fileSystem->expects($this->once())
			->method('file_get_contents')
			->with($this->equalTo($this->configPath))
			->will($this->returnValue('autoPurgeCounts = 3'));
		$this->logger->expects($this->once())
			->method('warning')
			->with($this->equalTo('Configuration value "autoPurgeCounts" ' .
				'does not exist. Ignored value.'),
				$this->equalTo($this->loggerParams));

		$this->config->read($this->configPath);
	}


	public function testReadLogsInvalidINI() {
		$this->fileSystem->expects($this->once())
			->method('file_get_contents')
			->with($this->equalTo($this->configPath))
			->will($this->returnValue(''));
		$this->logger->expects($this->once())
			->method('warning')
			->with($this->equalTo('Configuration invalid. Ignoring values.'),
				$this->equalTo($this->loggerParams));

		$this->config->read($this->configPath);
	}


	public function testWrite () {
		$json = "autoPurgeMinimumInterval = 60\n" .
			"autoPurgeCount = 3\n" .
			"simplePieCacheDuration = 1800\n" .
			"feedFetcherTimeout = 60\n" .
			"useCronUpdates = true\n" .
			"proxyHost = yo man\n" .
			"proxyPort = 12\n" .
			"proxyUser = this is a test\n".
			"proxyPassword = se";
		$this->config->setAutoPurgeCount(3);
		$this->config->setProxyHost("yo man");
		$this->config->setProxyPort(12);
		$this->config->setProxyUser("this is a test");
		$this->config->setProxyPassword("se");

		$this->fileSystem->expects($this->once())
			->method('file_put_contents')
			->with($this->equalTo($this->configPath),
				$this->equalTo($json));

		$this->config->write($this->configPath);
	}


	public function testNoProxyAuthReturnsNull() {
		$this->assertNull($this->config->getProxyAuth());
	}


	public function testReadingNonExistentConfigWillWriteDefaults() {
		$this->fileSystem->expects($this->once())
			->method('file_exists')
			->with($this->equalTo($this->configPath))
			->will($this->returnValue(false));

		$this->config->setUseCronUpdates(false);

		$json = "autoPurgeMinimumInterval = 60\n" .
			"autoPurgeCount = 200\n" .
			"simplePieCacheDuration = 1800\n" .
			"feedFetcherTimeout = 60\n" .
			"useCronUpdates = false\n" .
			"proxyHost = \n" .
			"proxyPort = 8080\n" .
			"proxyUser = \n" .
			"proxyPassword = ";

		$this->fileSystem->expects($this->once())
			->method('file_put_contents')
			->with($this->equalTo($this->configPath),
				$this->equalTo($json));

		$this->config->read($this->configPath, true);
	}


	public function testEncodesUserAndPasswordInHTTPBasicAuth() {
		$this->config->setProxyUser("this is a test");
		$this->config->setProxyPassword("se");

		$this->assertEquals('this is a test:se', $this->config->getProxyAuth());
	}
}