1 files changed, 38 insertions, 0 deletions
diff --git a/tests/PHPUnit/Unit/Translation/FilesTest.php b/tests/PHPUnit/Unit/Translation/FilesTest.php
new file mode 100644
index 0000000000..178b230c3f
--- /dev/null
+++ b/tests/PHPUnit/Unit/Translation/FilesTest.php
@@ -0,0 +1,38 @@
+<?php
+/**
+ * Piwik - free/libre analytics platform
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ */
+
+namespace Piwik\Tests\Unit\Translation\Loader;
+
+use Piwik\Translation\Loader\JsonFileLoader;
+use Piwik\Translation\Translator;
+
+/**
+ * @group Translation
+ * @group langfiles
+ */
+class FilesTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @dataProvider getTranslationFiles
+     */
+    public function testForValidJsonFiles($file)
+    {
+        $json = json_decode(file_get_contents($file), true);
+
+        $this->assertNotEmpty($json, "translation file $file seems to be corrupted or empty");
+    }
+
+    public function getTranslationFiles()
+    {
+        $filesBase    = glob(PIWIK_DOCUMENT_ROOT . DIRECTORY_SEPARATOR . 'lang' . DIRECTORY_SEPARATOR . '*.json');
+        $filesPlugins = glob(PIWIK_DOCUMENT_ROOT . DIRECTORY_SEPARATOR . 'plugins' . DIRECTORY_SEPARATOR . '*' . DIRECTORY_SEPARATOR . 'lang' . DIRECTORY_SEPARATOR . '*.json');
+
+        $allFiles = array_merge($filesBase, $filesPlugins);
+        return array_map(function($val) { return [$val]; }, $allFiles);
+    }
+}