Test for TranslationServiceProvider

tests/Silex/Tests/Provider/TranslationServiceProviderTest.php

+<?php
+
+/*
+ * This file is part of the Silex framework.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Silex\Tests\Provider;
+
+use Silex\Application;
+use Silex\Provider\TranslationServiceProvider;
+
+use Symfony\Component\HttpFoundation\Request;
+
+/**
+ * TranslationProvider test cases.
+ *
+ * @author Daniel Tschinder <daniel@tschinder.de>
+ */
+class TranslationServiceProviderTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @return Application
+     */
+    protected function getPreparedApp()
+    {
+        $app = new Application();
+
+        $app->register(new TranslationServiceProvider());
+        $app['translator.domains'] = array(
+            'messages' => array(
+                'en' => array (
+                    'key1' => 'The translation',
+                    'key_only_english' => 'Foo',
+                    'key2' => 'One apple|%count% apples',
+                    'test' => array(
+                        'key' => 'It works'
+                    )
+                ),
+                'de' => array (
+                    'key1' => 'The german translation',
+                    'key2' => 'One german apple|%count% german apples',
+                    'test' => array(
+                        'key' => 'It works in german'
+                    )
+                )
+            )
+        );
+        return $app;
+    }
+
+    public function transChoiceProvider()
+    {
+        return array(
+            array('key2', 0, null, '0 apples'),
+            array('key2', 1, null, 'One apple'),
+            array('key2', 2, null, '2 apples'),
+            array('key2', 0, 'de', '0 german apples'),
+            array('key2', 1, 'de', 'One german apple'),
+            array('key2', 2, 'de', '2 german apples'),
+            array('key2', 0, 'ru', '0 apples'), // fallback
+            array('key2', 1, 'ru', 'One apple'), // fallback
+            array('key2', 2, 'ru', '2 apples'), // fallback
+        );
+    }
+
+    public function transProvider()
+    {
+        return array(
+            array('key1', null, 'The translation'),
+            array('key1', 'de', 'The german translation'),
+            array('key1', 'ru', 'The translation'), // fallback
+            array('test.key', null, 'It works'),
+            array('test.key', 'de', 'It works in german'),
+            array('test.key', 'ru', 'It works'), // fallback
+        );
+    }
+
+    /**
+     * @dataProvider transProvider
+     */
+    public function testTransForDefaultLanguage($key, $locale, $expected)
+    {
+        $app = $this->getPreparedApp();
+
+        $result = $app['translator']->trans($key, array(), null, $locale);
+
+        $this->assertEquals($expected, $result);
+    }
+
+    /**
+     * @dataProvider transChoiceProvider
+     */
+    public function testTransChoiceForDefaultLanguage($key, $number, $locale, $expected)
+    {
+        $app = $this->getPreparedApp();
+
+        $result = $app['translator']->transChoice($key, $number, array('%count%' => $number), null, $locale);
+        $this->assertEquals($expected, $result);
+    }
+
+    public function testBackwardCompatiblityForFallback()
+    {
+        $app = $this->getPreparedApp();
+        $app['locale_fallback'] = 'de';
+
+        $result = $app['translator']->trans('key1', array(), null, 'ru');
+        $this->assertEquals('The german translation', $result);
+    }
+
+    public function testFallbacks()
+    {
+        $app = $this->getPreparedApp();
+        $app['locale_fallbacks'] = array('de', 'en');
+
+        // fallback to english
+        $result = $app['translator']->trans('key_only_english', array(), null, 'ru');
+        $this->assertEquals('Foo', $result);
+
+        // fallback to german
+        $result = $app['translator']->trans('key1', array(), null, 'ru');
+        $this->assertEquals('The german translation', $result);
+    }
+}