Move tests/ to PSR-4 (#24731)

* Move a-b to PSR-4

* Move c-d to PSR-4

* Move e+g to PSR-4

* Move h-l to PSR-4

* Move m-r to PSR-4

* Move s-u to PSR-4

* Move files/ to PSR-4

* Move remaining tests to PSR-4

* Remove Test\ from old autoloader

3 files changed, 759 insertions, 0 deletions

diff --git a/tests/lib/L10N/FactoryTest.php b/tests/lib/L10N/FactoryTest.php
new file mode 100644
index 00000000000..98bb5ec13c9
--- /dev/null
+++ b/tests/lib/L10N/FactoryTest.php
@@ -0,0 +1,458 @@
+<?php
+/**
+ * Copyright (c) 2016 Joas Schilling <nickvergessen@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace Test\L10N;
+
+use OC\L10N\Factory;
+use Test\TestCase;
+
+/**
+ * Class FactoryTest
+ *
+ * @package Test\L10N
+ * @group DB
+ */
+class FactoryTest extends TestCase {
+
+	/** @var \OCP\IConfig|\PHPUnit_Framework_MockObject_MockObject */
+	protected $config;
+
+	/** @var \OCP\IRequest|\PHPUnit_Framework_MockObject_MockObject */
+	protected $request;
+
+	/** @var \OCP\IUserSession|\PHPUnit_Framework_MockObject_MockObject */
+	protected $userSession;
+
+	/** @var string */
+	protected $serverRoot;
+
+	public function setUp() {
+		parent::setUp();
+
+		/** @var \OCP\IConfig $request */
+		$this->config = $this->getMockBuilder('OCP\IConfig')
+			->disableOriginalConstructor()
+			->getMock();
+
+		/** @var \OCP\IRequest $request */
+		$this->request = $this->getMockBuilder('OCP\IRequest')
+			->disableOriginalConstructor()
+			->getMock();
+
+		$this->userSession = $this->getMock('\OCP\IUserSession');
+
+		$this->serverRoot = \OC::$SERVERROOT;
+	}
+
+	/**
+	 * @param array $methods
+	 * @return Factory|\PHPUnit_Framework_MockObject_MockObject
+	 */
+	protected function getFactory(array $methods = []) {
+		if (!empty($methods)) {
+			return $this->getMockBuilder('OC\L10N\Factory')
+				->setConstructorArgs([
+					$this->config,
+					$this->request,
+					$this->userSession,
+					$this->serverRoot,
+				])
+				->setMethods($methods)
+				->getMock();
+		} else {
+			return new Factory($this->config, $this->request, $this->userSession, $this->serverRoot);
+		}
+	}
+
+	public function dataFindAvailableLanguages() {
+		return [
+			[null],
+			['files'],
+		];
+	}
+
+	public function testFindLanguageWithExistingRequestLanguageAndNoApp() {
+		$factory = $this->getFactory(['languageExists']);
+		$this->invokePrivate($factory, 'requestLanguage', ['de']);
+		$factory->expects($this->once())
+			->method('languageExists')
+			->with(null, 'de')
+			->willReturn(true);
+
+		$this->assertSame('de', $factory->findLanguage());
+	}
+
+	public function testFindLanguageWithExistingRequestLanguageAndApp() {
+		$factory = $this->getFactory(['languageExists']);
+		$this->invokePrivate($factory, 'requestLanguage', ['de']);
+		$factory->expects($this->once())
+				->method('languageExists')
+				->with('MyApp', 'de')
+				->willReturn(true);
+
+		$this->assertSame('de', $factory->findLanguage('MyApp'));
+	}
+
+	public function testFindLanguageWithNotExistingRequestLanguageAndExistingStoredUserLanguage() {
+		$factory = $this->getFactory(['languageExists']);
+		$this->invokePrivate($factory, 'requestLanguage', ['de']);
+		$factory->expects($this->at(0))
+				->method('languageExists')
+				->with('MyApp', 'de')
+				->willReturn(false);
+		$this->config
+			->expects($this->once())
+			->method('getSystemValue')
+			->with('installed', false)
+			->willReturn(true);
+		$user = $this->getMock('\OCP\IUser');
+		$user->expects($this->once())
+			->method('getUID')
+			->willReturn('MyUserUid');
+		$this->userSession
+			->expects($this->exactly(2))
+			->method('getUser')
+			->willReturn($user);
+		$this->config
+				->expects($this->once())
+				->method('getUserValue')
+				->with('MyUserUid', 'core', 'lang', null)
+				->willReturn('jp');
+		$factory->expects($this->at(1))
+				->method('languageExists')
+				->with('MyApp', 'jp')
+				->willReturn(true);
+
+		$this->assertSame('jp', $factory->findLanguage('MyApp'));
+	}
+
+	public function testFindLanguageWithNotExistingRequestLanguageAndNotExistingStoredUserLanguage() {
+		$factory = $this->getFactory(['languageExists']);
+		$this->invokePrivate($factory, 'requestLanguage', ['de']);
+		$factory->expects($this->at(0))
+				->method('languageExists')
+				->with('MyApp', 'de')
+				->willReturn(false);
+		$this->config
+				->expects($this->at(0))
+				->method('getSystemValue')
+				->with('installed', false)
+				->willReturn(true);
+		$user = $this->getMock('\OCP\IUser');
+		$user->expects($this->once())
+				->method('getUID')
+				->willReturn('MyUserUid');
+		$this->userSession
+				->expects($this->exactly(2))
+				->method('getUser')
+				->willReturn($user);
+		$this->config
+				->expects($this->once())
+				->method('getUserValue')
+				->with('MyUserUid', 'core', 'lang', null)
+				->willReturn('jp');
+		$factory->expects($this->at(1))
+				->method('languageExists')
+				->with('MyApp', 'jp')
+				->willReturn(false);
+		$this->config
+				->expects($this->at(2))
+				->method('getSystemValue')
+				->with('default_language', false)
+				->willReturn('es');
+		$factory->expects($this->at(2))
+				->method('languageExists')
+				->with('MyApp', 'es')
+				->willReturn(true);
+
+		$this->assertSame('es', $factory->findLanguage('MyApp'));
+	}
+
+	public function testFindLanguageWithNotExistingRequestLanguageAndNotExistingStoredUserLanguageAndNotExistingDefault() {
+		$factory = $this->getFactory(['languageExists']);
+		$this->invokePrivate($factory, 'requestLanguage', ['de']);
+		$factory->expects($this->at(0))
+				->method('languageExists')
+				->with('MyApp', 'de')
+				->willReturn(false);
+		$this->config
+				->expects($this->at(0))
+				->method('getSystemValue')
+				->with('installed', false)
+				->willReturn(true);
+		$user = $this->getMock('\OCP\IUser');
+		$user->expects($this->once())
+				->method('getUID')
+				->willReturn('MyUserUid');
+		$this->userSession
+				->expects($this->exactly(2))
+				->method('getUser')
+				->willReturn($user);
+		$this->config
+				->expects($this->once())
+				->method('getUserValue')
+				->with('MyUserUid', 'core', 'lang', null)
+				->willReturn('jp');
+		$factory->expects($this->at(1))
+				->method('languageExists')
+				->with('MyApp', 'jp')
+				->willReturn(false);
+		$this->config
+				->expects($this->at(2))
+				->method('getSystemValue')
+				->with('default_language', false)
+				->willReturn('es');
+		$factory->expects($this->at(2))
+				->method('languageExists')
+				->with('MyApp', 'es')
+				->willReturn(false);
+		$this->config
+			->expects($this->never())
+			->method('setUserValue');
+
+		$this->assertSame('en', $factory->findLanguage('MyApp'));
+	}
+
+	public function testFindLanguageWithNotExistingRequestLanguageAndNotExistingStoredUserLanguageAndNotExistingDefaultAndNoAppInScope() {
+		$factory = $this->getFactory(['languageExists']);
+		$this->invokePrivate($factory, 'requestLanguage', ['de']);
+		$factory->expects($this->at(0))
+				->method('languageExists')
+				->with('MyApp', 'de')
+				->willReturn(false);
+		$this->config
+				->expects($this->at(0))
+				->method('getSystemValue')
+				->with('installed', false)
+				->willReturn(true);
+		$user = $this->getMock('\OCP\IUser');
+		$user->expects($this->once())
+				->method('getUID')
+				->willReturn('MyUserUid');
+		$this->userSession
+				->expects($this->exactly(2))
+				->method('getUser')
+				->willReturn($user);
+		$this->config
+				->expects($this->once())
+				->method('getUserValue')
+				->with('MyUserUid', 'core', 'lang', null)
+				->willReturn('jp');
+		$factory->expects($this->at(1))
+				->method('languageExists')
+				->with('MyApp', 'jp')
+				->willReturn(false);
+		$this->config
+				->expects($this->at(2))
+				->method('getSystemValue')
+				->with('default_language', false)
+				->willReturn('es');
+		$factory->expects($this->at(2))
+				->method('languageExists')
+				->with('MyApp', 'es')
+				->willReturn(false);
+		$this->config
+				->expects($this->never())
+				->method('setUserValue')
+				->with('MyUserUid', 'core', 'lang', 'en');
+
+
+		$this->assertSame('en', $factory->findLanguage('MyApp'));
+	}
+
+	/**
+	 * @dataProvider dataFindAvailableLanguages
+	 *
+	 * @param string|null $app
+	 */
+	public function testFindAvailableLanguages($app) {
+		$factory = $this->getFactory(['findL10nDir']);
+		$factory->expects($this->once())
+			->method('findL10nDir')
+			->with($app)
+			->willReturn(\OC::$SERVERROOT . '/tests/data/l10n/');
+
+		$this->assertEquals(['cs', 'de', 'en', 'ru'], $factory->findAvailableLanguages($app), '', 0.0, 10, true);
+	}
+
+	public function dataLanguageExists() {
+		return [
+			[null, 'en', [], true],
+			[null, 'de', [], false],
+			[null, 'de', ['ru'], false],
+			[null, 'de', ['ru', 'de'], true],
+			['files', 'en', [], true],
+			['files', 'de', [], false],
+			['files', 'de', ['ru'], false],
+			['files', 'de', ['de', 'ru'], true],
+		];
+	}
+
+	public function testFindAvailableLanguagesWithThemes() {
+		$this->serverRoot .= '/tests/data';
+		$app = 'files';
+
+		$factory = $this->getFactory(['findL10nDir']);
+		$factory->expects($this->once())
+			->method('findL10nDir')
+			->with($app)
+			->willReturn($this->serverRoot . '/apps/files/l10n/');
+		$this->config
+			->expects($this->once())
+			->method('getSystemValue')
+			->with('theme')
+			->willReturn('abc');
+
+		$this->assertEquals(['en', 'zz'], $factory->findAvailableLanguages($app), '', 0.0, 10, true);
+	}
+
+	/**
+	 * @dataProvider dataLanguageExists
+	 *
+	 * @param string|null $app
+	 * @param string $lang
+	 * @param string[] $availableLanguages
+	 * @param string $expected
+	 */
+	public function testLanguageExists($app, $lang, array $availableLanguages, $expected) {
+		$factory = $this->getFactory(['findAvailableLanguages']);
+		$factory->expects(($lang === 'en') ? $this->never() : $this->once())
+			->method('findAvailableLanguages')
+			->with($app)
+			->willReturn($availableLanguages);
+
+		$this->assertSame($expected, $factory->languageExists($app, $lang));
+	}
+
+	public function dataSetLanguageFromRequest() {
+		return [
+			// Language is available
+			[null, 'de', null, ['de'], 'de', 'de'],
+			[null, 'de,en', null, ['de'], 'de', 'de'],
+			[null, 'de-DE,en-US;q=0.8,en;q=0.6', null, ['de'], 'de', 'de'],
+			// Language is not available
+			[null, 'de', null, ['ru'], 'en', 'en'],
+			[null, 'de,en', null, ['ru', 'en'], 'en', 'en'],
+			[null, 'de-DE,en-US;q=0.8,en;q=0.6', null, ['ru', 'en'], 'en', 'en'],
+			// Language is available, but request language is set
+			[null, 'de', 'ru', ['de'], 'de', 'ru'],
+			[null, 'de,en', 'ru', ['de'], 'de', 'ru'],
+			[null, 'de-DE,en-US;q=0.8,en;q=0.6', 'ru', ['de'], 'de', 'ru'],
+
+			// Request lang should not be set for apps: Language is available
+			['files_pdfviewer', 'de', null, ['de'], 'de', ''],
+			['files_pdfviewer', 'de,en', null, ['de'], 'de', ''],
+			['files_pdfviewer', 'de-DE,en-US;q=0.8,en;q=0.6', null, ['de'], 'de', ''],
+			// Request lang should not be set for apps: Language is not available
+			['files_pdfviewer', 'de', null, ['ru'], 'en', ''],
+			['files_pdfviewer', 'de,en', null, ['ru', 'en'], 'en', ''],
+			['files_pdfviewer', 'de-DE,en-US;q=0.8,en;q=0.6', null, ['ru', 'en'], 'en', ''],
+		];
+	}
+
+	/**
+	 * @dataProvider dataSetLanguageFromRequest
+	 *
+	 * @param string|null $app
+	 * @param string $header
+	 * @param string|null $requestLanguage
+	 * @param string[] $availableLanguages
+	 * @param string $expected
+	 * @param string $expectedLang
+	 */
+	public function testSetLanguageFromRequest($app, $header, $requestLanguage, array $availableLanguages, $expected, $expectedLang) {
+		$factory = $this->getFactory(['findAvailableLanguages']);
+		$factory->expects($this->once())
+			->method('findAvailableLanguages')
+			->with($app)
+			->willReturn($availableLanguages);
+
+		$this->request->expects($this->once())
+			->method('getHeader')
+			->with('ACCEPT_LANGUAGE')
+			->willReturn($header);
+
+		if ($requestLanguage !== null) {
+			$this->invokePrivate($factory, 'requestLanguage', [$requestLanguage]);
+		}
+		$this->assertSame($expected, $factory->setLanguageFromRequest($app), 'Asserting returned language');
+		$this->assertSame($expectedLang, $this->invokePrivate($factory, 'requestLanguage'), 'Asserting stored language');
+	}
+
+	public function dataGetL10nFilesForApp() {
+		return [
+			[null, 'de', [\OC::$SERVERROOT . '/core/l10n/de.json']],
+			['core', 'ru', [\OC::$SERVERROOT . '/core/l10n/ru.json']],
+			['lib', 'ru', [\OC::$SERVERROOT . '/lib/l10n/ru.json']],
+			['settings', 'de', [\OC::$SERVERROOT . '/settings/l10n/de.json']],
+			['files', 'de', [\OC::$SERVERROOT . '/apps/files/l10n/de.json']],
+			['files', '_lang_never_exists_', []],
+			['_app_never_exists_', 'de', [\OC::$SERVERROOT . '/core/l10n/de.json']],
+		];
+	}
+
+	/**
+	 * @dataProvider dataGetL10nFilesForApp
+	 *
+	 * @param string|null $app
+	 * @param string $expected
+	 */
+	public function testGetL10nFilesForApp($app, $lang, $expected) {
+		$factory = $this->getFactory();
+		$this->assertSame($expected, $this->invokePrivate($factory, 'getL10nFilesForApp', [$app, $lang]));
+	}
+
+	public function dataFindL10NDir() {
+		return [
+			[null, \OC::$SERVERROOT . '/core/l10n/'],
+			['core', \OC::$SERVERROOT . '/core/l10n/'],
+			['lib', \OC::$SERVERROOT . '/lib/l10n/'],
+			['settings', \OC::$SERVERROOT . '/settings/l10n/'],
+			['files', \OC::$SERVERROOT . '/apps/files/l10n/'],
+			['_app_never_exists_', \OC::$SERVERROOT . '/core/l10n/'],
+		];
+	}
+
+	/**
+	 * @dataProvider dataFindL10NDir
+	 *
+	 * @param string|null $app
+	 * @param string $expected
+	 */
+	public function testFindL10NDir($app, $expected) {
+		$factory = $this->getFactory();
+		$this->assertSame($expected, $this->invokePrivate($factory, 'findL10nDir', [$app]));
+	}
+
+	public function dataCreatePluralFunction() {
+		return [
+			['nplurals=2; plural=(n != 1);', 0, 1],
+			['nplurals=2; plural=(n != 1);', 1, 0],
+			['nplurals=2; plural=(n != 1);', 2, 1],
+			['nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;', 0, 2],
+			['nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;', 1, 0],
+			['nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;', 2, 1],
+			['nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;', 3, 1],
+			['nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;', 4, 1],
+			['nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;', 5, 2],
+		];
+	}
+
+	/**
+	 * @dataProvider dataCreatePluralFunction
+	 *
+	 * @param string $function
+	 * @param int $count
+	 * @param int $expected
+	 */
+	public function testCreatePluralFunction($function, $count, $expected) {
+		$factory = $this->getFactory();
+		$fn = $factory->createPluralFunction($function);
+		$this->assertEquals($expected, $fn($count));
+	}
+}
diff --git a/tests/lib/L10N/L10nLegacyTest.php b/tests/lib/L10N/L10nLegacyTest.php
new file mode 100644
index 00000000000..1df22ba36bd
--- /dev/null
+++ b/tests/lib/L10N/L10nLegacyTest.php
@@ -0,0 +1,136 @@
+<?php
+/**
+ * Copyright (c) 2013 Thomas Müller <thomas.mueller@tmit.eu>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace Test\L10N;
+
+
+use OC_L10N;
+use DateTime;
+
+/**
+ * Class Test_L10n
+ * @group DB
+ */
+class L10nLegacyTest extends \Test\TestCase {
+
+	public function testGermanPluralTranslations() {
+		$l = new OC_L10N('test');
+		$transFile = \OC::$SERVERROOT.'/tests/data/l10n/de.json';
+
+		$l->load($transFile);
+		$this->assertEquals('1 Datei', (string)$l->n('%n file', '%n files', 1));
+		$this->assertEquals('2 Dateien', (string)$l->n('%n file', '%n files', 2));
+	}
+
+	public function testRussianPluralTranslations() {
+		$l = new OC_L10N('test');
+		$transFile = \OC::$SERVERROOT.'/tests/data/l10n/ru.json';
+
+		$l->load($transFile);
+		$this->assertEquals('1 файл', (string)$l->n('%n file', '%n files', 1));
+		$this->assertEquals('2 файла', (string)$l->n('%n file', '%n files', 2));
+		$this->assertEquals('6 файлов', (string)$l->n('%n file', '%n files', 6));
+		$this->assertEquals('21 файл', (string)$l->n('%n file', '%n files', 21));
+		$this->assertEquals('22 файла', (string)$l->n('%n file', '%n files', 22));
+		$this->assertEquals('26 файлов', (string)$l->n('%n file', '%n files', 26));
+
+		/*
+		  1 file	1 файл	1 папка
+		2-4 files	2-4 файла	2-4 папки
+		5-20 files	5-20 файлов	5-20 папок
+		21 files	21 файл	21 папка
+		22-24 files	22-24 файла	22-24 папки
+		25-30 files	25-30 файлов	25-30 папок
+		etc
+		100 files	100 файлов,	100 папок
+		1000 files	1000 файлов	1000 папок
+		*/
+	}
+
+	public function testCzechPluralTranslations() {
+		$l = new OC_L10N('test');
+		$transFile = \OC::$SERVERROOT.'/tests/data/l10n/cs.json';
+
+		$l->load($transFile);
+		$this->assertEquals('1 okno', (string)$l->n('%n window', '%n windows', 1));
+		$this->assertEquals('2 okna', (string)$l->n('%n window', '%n windows', 2));
+		$this->assertEquals('5 oken', (string)$l->n('%n window', '%n windows', 5));
+	}
+
+	public function localizationDataProvider() {
+		return array(
+			// timestamp as string
+			array('February 13, 2009 at 11:31:30 PM GMT+0', 'en', 'datetime', '1234567890'),
+			array('13. Februar 2009 um 23:31:30 GMT+0', 'de', 'datetime', '1234567890'),
+			array('February 13, 2009', 'en', 'date', '1234567890'),
+			array('13. Februar 2009', 'de', 'date', '1234567890'),
+			array('11:31:30 PM GMT+0', 'en', 'time', '1234567890'),
+			array('23:31:30 GMT+0', 'de', 'time', '1234567890'),
+
+			// timestamp as int
+			array('February 13, 2009 at 11:31:30 PM GMT+0', 'en', 'datetime', 1234567890),
+			array('13. Februar 2009 um 23:31:30 GMT+0', 'de', 'datetime', 1234567890),
+			array('February 13, 2009', 'en', 'date', 1234567890),
+			array('13. Februar 2009', 'de', 'date', 1234567890),
+			array('11:31:30 PM GMT+0', 'en', 'time', 1234567890),
+			array('23:31:30 GMT+0', 'de', 'time', 1234567890),
+
+			// DateTime object
+			array('February 13, 2009 at 11:31:30 PM GMT+0', 'en', 'datetime', new DateTime('@1234567890')),
+			array('13. Februar 2009 um 23:31:30 GMT+0', 'de', 'datetime', new DateTime('@1234567890')),
+			array('February 13, 2009', 'en', 'date', new DateTime('@1234567890')),
+			array('13. Februar 2009', 'de', 'date', new DateTime('@1234567890')),
+			array('11:31:30 PM GMT+0', 'en', 'time', new DateTime('@1234567890')),
+			array('23:31:30 GMT+0', 'de', 'time', new DateTime('@1234567890')),
+
+			// en_GB
+			array('13 February 2009 at 23:31:30 GMT+0', 'en_GB', 'datetime', new DateTime('@1234567890')),
+			array('13 February 2009', 'en_GB', 'date', new DateTime('@1234567890')),
+			array('23:31:30 GMT+0', 'en_GB', 'time', new DateTime('@1234567890')),
+			array('13 February 2009 at 23:31:30 GMT+0', 'en-GB', 'datetime', new DateTime('@1234567890')),
+			array('13 February 2009', 'en-GB', 'date', new DateTime('@1234567890')),
+			array('23:31:30 GMT+0', 'en-GB', 'time', new DateTime('@1234567890')),
+		);
+	}
+
+	/**
+	 * @dataProvider localizationDataProvider
+	 */
+	public function testNumericStringLocalization($expectedDate, $lang, $type, $value) {
+		$l = new OC_L10N('test', $lang);
+		$this->assertSame($expectedDate, $l->l($type, $value));
+	}
+
+	public function firstDayDataProvider() {
+		return array(
+			array(1, 'de'),
+			array(0, 'en'),
+		);
+	}
+
+	/**
+	 * @dataProvider firstDayDataProvider
+	 * @param $expected
+	 * @param $lang
+	 */
+	public function testFirstWeekDay($expected, $lang) {
+		$l = new OC_L10N('test', $lang);
+		$this->assertSame($expected, $l->l('firstday', 'firstday'));
+	}
+
+	public function testFactoryGetLanguageCode() {
+		$factory = new \OC\L10N\Factory($this->getMock('OCP\IConfig'), $this->getMock('OCP\IRequest'), $this->getMock('OCP\IUserSession'), \OC::$SERVERROOT);
+		$l = $factory->get('lib', 'de');
+		$this->assertEquals('de', $l->getLanguageCode());
+	}
+
+	public function testServiceGetLanguageCode() {
+		$l = \OC::$server->getL10N('lib', 'de');
+		$this->assertEquals('de', $l->getLanguageCode());
+	}
+}
diff --git a/tests/lib/L10N/L10nTest.php b/tests/lib/L10N/L10nTest.php
new file mode 100644
index 00000000000..227e07056a8
--- /dev/null
+++ b/tests/lib/L10N/L10nTest.php
@@ -0,0 +1,165 @@
+<?php
+/**
+ * Copyright (c) 2016 Joas Schilling <nickvergessen@owncloud.com>
+ * This file is licensed under the Affero General Public License version 3 or
+ * later.
+ * See the COPYING-README file.
+ */
+
+namespace Test\L10N;
+
+
+use DateTime;
+use OC\L10N\Factory;
+use OC\L10N\L10N;
+use OCP\IUserSession;
+use Test\TestCase;
+
+/**
+ * Class L10nTest
+ *
+ * @package Test\L10N
+ */
+class L10nTest extends TestCase {
+	/**
+	 * @return Factory
+	 */
+	protected function getFactory() {
+		/** @var \OCP\IConfig $config */
+		$config = $this->getMock('OCP\IConfig');
+		/** @var \OCP\IRequest $request */
+		$request = $this->getMock('OCP\IRequest');
+		/** @var IUserSession $userSession */
+		$userSession = $this->getMock('OCP\IUserSession');
+		return new Factory($config, $request, $userSession, \OC::$SERVERROOT);
+	}
+
+	public function testGermanPluralTranslations() {
+		$transFile = \OC::$SERVERROOT.'/tests/data/l10n/de.json';
+		$l = new L10N($this->getFactory(), 'test', 'de', [$transFile]);
+
+		$this->assertEquals('1 Datei', (string) $l->n('%n file', '%n files', 1));
+		$this->assertEquals('2 Dateien', (string) $l->n('%n file', '%n files', 2));
+	}
+
+	public function testRussianPluralTranslations() {
+		$transFile = \OC::$SERVERROOT.'/tests/data/l10n/ru.json';
+		$l = new L10N($this->getFactory(), 'test', 'ru', [$transFile]);
+
+		$this->assertEquals('1 файл', (string)$l->n('%n file', '%n files', 1));
+		$this->assertEquals('2 файла', (string)$l->n('%n file', '%n files', 2));
+		$this->assertEquals('6 файлов', (string)$l->n('%n file', '%n files', 6));
+		$this->assertEquals('21 файл', (string)$l->n('%n file', '%n files', 21));
+		$this->assertEquals('22 файла', (string)$l->n('%n file', '%n files', 22));
+		$this->assertEquals('26 файлов', (string)$l->n('%n file', '%n files', 26));
+
+		/*
+		  1 file	1 файл	1 папка
+		2-4 files	2-4 файла	2-4 папки
+		5-20 files	5-20 файлов	5-20 папок
+		21 files	21 файл	21 папка
+		22-24 files	22-24 файла	22-24 папки
+		25-30 files	25-30 файлов	25-30 папок
+		etc
+		100 files	100 файлов,	100 папок
+		1000 files	1000 файлов	1000 папок
+		*/
+	}
+
+	public function testCzechPluralTranslations() {
+		$transFile = \OC::$SERVERROOT.'/tests/data/l10n/cs.json';
+		$l = new L10N($this->getFactory(), 'test', 'cs', [$transFile]);
+
+		$this->assertEquals('1 okno', (string)$l->n('%n window', '%n windows', 1));
+		$this->assertEquals('2 okna', (string)$l->n('%n window', '%n windows', 2));
+		$this->assertEquals('5 oken', (string)$l->n('%n window', '%n windows', 5));
+	}
+
+	public function localizationData() {
+		return array(
+			// timestamp as string
+			array('February 13, 2009 at 11:31:30 PM GMT+0', 'en', 'datetime', '1234567890'),
+			array('13. Februar 2009 um 23:31:30 GMT+0', 'de', 'datetime', '1234567890'),
+			array('February 13, 2009', 'en', 'date', '1234567890'),
+			array('13. Februar 2009', 'de', 'date', '1234567890'),
+			array('11:31:30 PM GMT+0', 'en', 'time', '1234567890'),
+			array('23:31:30 GMT+0', 'de', 'time', '1234567890'),
+
+			// timestamp as int
+			array('February 13, 2009 at 11:31:30 PM GMT+0', 'en', 'datetime', 1234567890),
+			array('13. Februar 2009 um 23:31:30 GMT+0', 'de', 'datetime', 1234567890),
+			array('February 13, 2009', 'en', 'date', 1234567890),
+			array('13. Februar 2009', 'de', 'date', 1234567890),
+			array('11:31:30 PM GMT+0', 'en', 'time', 1234567890),
+			array('23:31:30 GMT+0', 'de', 'time', 1234567890),
+
+			// DateTime object
+			array('February 13, 2009 at 11:31:30 PM GMT+0', 'en', 'datetime', new DateTime('@1234567890')),
+			array('13. Februar 2009 um 23:31:30 GMT+0', 'de', 'datetime', new DateTime('@1234567890')),
+			array('February 13, 2009', 'en', 'date', new DateTime('@1234567890')),
+			array('13. Februar 2009', 'de', 'date', new DateTime('@1234567890')),
+			array('11:31:30 PM GMT+0', 'en', 'time', new DateTime('@1234567890')),
+			array('23:31:30 GMT+0', 'de', 'time', new DateTime('@1234567890')),
+
+			// en_GB
+			array('13 February 2009 at 23:31:30 GMT+0', 'en_GB', 'datetime', new DateTime('@1234567890')),
+			array('13 February 2009', 'en_GB', 'date', new DateTime('@1234567890')),
+			array('23:31:30 GMT+0', 'en_GB', 'time', new DateTime('@1234567890')),
+			array('13 February 2009 at 23:31:30 GMT+0', 'en-GB', 'datetime', new DateTime('@1234567890')),
+			array('13 February 2009', 'en-GB', 'date', new DateTime('@1234567890')),
+			array('23:31:30 GMT+0', 'en-GB', 'time', new DateTime('@1234567890')),
+		);
+	}
+
+	/**
+	 * @dataProvider localizationData
+	 */
+	public function testNumericStringLocalization($expectedDate, $lang, $type, $value) {
+		$l = new L10N($this->getFactory(), 'test', $lang, []);
+		$this->assertSame($expectedDate, $l->l($type, $value));
+	}
+
+	public function firstDayData() {
+		return array(
+			array(1, 'de'),
+			array(0, 'en'),
+		);
+	}
+
+	/**
+	 * @dataProvider firstDayData
+	 * @param $expected
+	 * @param $lang
+	 */
+	public function testFirstWeekDay($expected, $lang) {
+		$l = new L10N($this->getFactory(), 'test', $lang, []);
+		$this->assertSame($expected, $l->l('firstday', 'firstday'));
+	}
+
+	public function jsDateData() {
+		return array(
+			array('dd.MM.yy', 'de'),
+			array('M/d/yy', 'en'),
+		);
+	}
+
+	/**
+	 * @dataProvider jsDateData
+	 * @param $expected
+	 * @param $lang
+	 */
+	public function testJSDate($expected, $lang) {
+		$l = new L10N($this->getFactory(), 'test', $lang, []);
+		$this->assertSame($expected, $l->l('jsdate', 'jsdate'));
+	}
+
+	public function testFactoryGetLanguageCode() {
+		$l = $this->getFactory()->get('lib', 'de');
+		$this->assertEquals('de', $l->getLanguageCode());
+	}
+
+	public function testServiceGetLanguageCode() {
+		$l = \OC::$server->getL10N('lib', 'de');
+		$this->assertEquals('de', $l->getLanguageCode());
+	}
+}