Add test for Icinga\Util\Translator

refs #6011

library/Icinga/Util/Translator.php

@@ -29,7 +29,7 @@
 
 namespace Icinga\Util;
 
-use \Exception;
+use Exception;
 
 /**
  * Helper class to ease internationalization when using gettext

test/php/library/Icinga/Util/TranslatorTest.php

@@ -0,0 +1,78 @@
+<?php
+// {{{ICINGA_LICENSE_HEADER}}}
+// {{{ICINGA_LICENSE_HEADER}}}
+
+namespace Tests\Icinga\Util;
+
+use Exception;
+use Icinga\Test\BaseTestCase;
+use Icinga\Util\Translator;
+
+class TranslatorTest extends BaseTestCase
+{
+    public function setUp()
+    {
+        parent::setUp();
+        Translator::registerDomain('icingatest', BaseTestCase::$testDir . '/res/locale');
+    }
+
+    public function testWhetherGetAvailableLocaleCodesReturnsAllAvailableLocaleCodes()
+    {
+        $this->assertEquals(
+            array('de_DE', 'fr_FR'),
+            Translator::getAvailableLocaleCodes(),
+            'Translator::getAvailableLocaleCodes does not return all available locale codes'
+        );
+    }
+
+    public function testWhetherSetupLocaleSetsUpTheGivenLocale()
+    {
+        Translator::setupLocale('de_DE');
+        $this->assertContains(
+            setlocale(LC_ALL, 0),
+            array('de_DE', 'de_DE.UTF-8'),
+            'Translator::setupLocale does not properly set up a given locale'
+        );
+    }
+
+    /**
+     * @expectedException \Exception
+     */
+    public function testWhetherSetupLocaleThrowsAnExceptionWhenGivenAnInvalidLocale()
+    {
+        Translator::setupLocale('foobar');
+    }
+
+    public function testWhetherSetupLocaleSetsCAsLocaleWhenGivenAnInvalidLocale()
+    {
+        try {
+            Translator::setupLocale('foobar');
+            $this->fail('Translator::setupLocale does not throw an exception when given an invalid locale');
+        } catch (Exception $e) {
+            $this->assertEquals(
+                'C',
+                setlocale(LC_ALL, 0),
+                'Translator::setupLocale does not set C as locale in case the given one is invalid'
+            );
+        }
+    }
+
+    public function testWhetherTranslateReturnsTheCorrectMessageForTheCurrentLocale()
+    {
+        Translator::setupLocale('de_DE');
+
+        $this->assertEquals(
+            'Lorem ipsum dolor sit amet!',
+            Translator::translate('Lorem ipsum dolor sit amet', 'icingatest'),
+            'Translator::translate does not translate the given message correctly to German'
+        );
+
+        Translator::setupLocale('fr_FR');
+
+        $this->assertEquals(
+            'Lorem ipsum dolor sit amet?',
+            Translator::translate('Lorem ipsum dolor sit amet', 'icingatest'),
+            'Translator::translate does not translate the given message correctly to French'
+        );
+    }
+}

test/php/res/locale/de_DE/LC_MESSAGES/icingatest.po

@@ -0,0 +1,2 @@
+msgid "Lorem ipsum dolor sit amet"
+msgstr "Lorem ipsum dolor sit amet!"

test/php/res/locale/fr_FR/LC_MESSAGES/icingatest.po

@@ -0,0 +1,2 @@
+msgid "Lorem ipsum dolor sit amet"
+msgstr "Lorem ipsum dolor sit amet?"