PHPunit tests adds and updates

4dev/tests/CoreLibsLanguageL10n.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace tests;
+
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Test class for Language\L10n
+ * Included are all Language\Core methods too if they are needed
+ *
+ * @coversDefaultClass \CoreLibs\Language\L10n
+ * @testdox \CoreLibs\Language\L10n method tests
+ */
+final class CoreLibsLanguageL10nTest extends TestCase
+{
+	/**
+	 * Undocumented function
+	 *
+	 * @testdox Language\L10n Class tests
+	 *
+	 * @return void
+	 */
+	public function testLanguageEncoding()
+	{
+		$this->assertTrue(true, 'Language L10n Tests not implemented');
+		$this->markTestIncomplete(
+			'Language\L10n Tests have not yet been implemented'
+		);
+	}
+}
+
+// __END__