1 files changed, 25 insertions, 4 deletions

diff --git a/tests/phpunit/includes/cache/MessageCacheTest.php b/tests/phpunit/includes/cache/MessageCacheTest.php
index 442e9f9f..5302b363 100644
--- a/tests/phpunit/includes/cache/MessageCacheTest.php
+++ b/tests/phpunit/includes/cache/MessageCacheTest.php
@@ -52,7 +52,7 @@ class MessageCacheTest extends MediaWikiLangTestCase {
 		$this->makePage( 'MessageCacheTest-FullKeyTest', 'ru' );
 
 		// In content language -- get base if no derivative
-		$this->makePage( 'FallbackLanguageTest-NoDervContLang', 'de', 'de/none', false );
+		$this->makePage( 'FallbackLanguageTest-NoDervContLang', 'de', 'de/none' );
 	}
 
 	/**
@@ -61,15 +61,14 @@ class MessageCacheTest extends MediaWikiLangTestCase {
 	 * @param string $title Title of page to be created
 	 * @param string $lang Language and content of the created page
 	 * @param string|null $content Content of the created page, or null for a generic string
-	 * @param bool $createSubPage Set to false if a root page should be created
 	 */
-	protected function makePage( $title, $lang, $content = null, $createSubPage = true ) {
+	protected function makePage( $title, $lang, $content = null ) {
 		global $wgContLang;
 
 		if ( $content === null ) {
 			$content = $lang;
 		}
-		if ( $lang !== $wgContLang->getCode() || $createSubPage ) {
+		if ( $lang !== $wgContLang->getCode() ) {
 			$title = "$title/$lang";
 		}
 
@@ -125,4 +124,26 @@ class MessageCacheTest extends MediaWikiLangTestCase {
 		);
 	}
 
+	/**
+	 * @dataProvider provideNormalizeKey
+	 */
+	public function testNormalizeKey( $key, $expected ) {
+		$actual = MessageCache::normalizeKey( $key );
+		$this->assertEquals( $expected, $actual );
+	}
+
+	public function provideNormalizeKey() {
+		return array(
+			array( 'Foo', 'foo' ),
+			array( 'foo', 'foo' ),
+			array( 'fOo', 'fOo' ),
+			array( 'FOO', 'fOO' ),
+			array( 'Foo bar', 'foo_bar' ),
+			array( 'Ćab', 'ćab' ),
+			array( 'Ćab_e 3', 'ćab_e_3' ),
+			array( 'ĆAB', 'ćAB' ),
+			array( 'ćab', 'ćab' ),
+			array( 'ćaB', 'ćaB' ),
+		);
+	}
 }