Improve unit tests

tests/units/Locale/LocaleTest.php

@@ -0,0 +1,33 @@
+<?php
+
+require_once __DIR__.'/../Base.php';
+
+class LocaleTest extends Base
+{
+    public function testLocales()
+    {
+        foreach(glob('app/Locale/*') as $file) {
+
+            $locale = require($file . '/translations.php');
+
+            foreach($locale as $k => $v) {
+
+                if (strpos($k,'%B %e, %Y') !== false) {
+                    continue;
+                }
+
+                if (strpos($k,'%b %e, %Y') !== false) {
+                    continue;
+                }
+
+                foreach(array('%s', '%d') as $placeholder) {
+                    $this->assertEquals(
+                        substr_count($k, $placeholder),
+                        substr_count($v, $placeholder),
+                        'Incorrect number of ' . $placeholder . ' in ' . basename($file) .' translation of: ' . $k
+                    );
+                }
+            }
+        }
+    }
+}