1 files changed, 88 insertions, 0 deletions
diff --git a/www/wiki/extensions/Translate/tests/phpunit/MessageGroupsTest.php b/www/wiki/extensions/Translate/tests/phpunit/MessageGroupsTest.php
new file mode 100644
index 00000000..7a483e5f
--- /dev/null
+++ b/www/wiki/extensions/Translate/tests/phpunit/MessageGroupsTest.php
@@ -0,0 +1,88 @@
+<?php
+/**
+ * @author Niklas Laxström
+ * @file
+ * @license GPL-2.0-or-later
+ */
+
+/**
+ * @group Database
+ * ^ See AggregateMessageGroup::getGroups -> MessageGroups::getPriority
+ */
+class MessageGroupsTest extends MediaWikiTestCase {
+	protected function setUp() {
+		parent::setUp();
+
+		$conf = [
+			__DIR__ . '/data/ParentGroups.yaml',
+		];
+
+		global $wgHooks;
+		$this->setMwGlobals( [
+			'wgHooks' => $wgHooks,
+			'wgTranslateGroupFiles' => $conf,
+			'wgTranslateTranslationServices' => [],
+			'wgTranslateMessageNamespaces' => [ NS_MEDIAWIKI ],
+		] );
+		$wgHooks['TranslatePostInitGroups'] = [ 'MessageGroups::getConfiguredGroups' ];
+
+		$mg = MessageGroups::singleton();
+		$mg->setCache( new WANObjectCache( [ 'cache' => wfGetCache( 'hash' ) ] ) );
+		$mg->recache();
+
+		MessageIndex::setInstance( new HashMessageIndex() );
+		MessageIndex::singleton()->rebuild();
+	}
+
+	/**
+	 * @dataProvider provideGroups
+	 */
+	public function testGetParentGroups( $expected, $target ) {
+		$group = MessageGroups::getGroup( $target );
+		$got = MessageGroups::getParentGroups( $group );
+		$this->assertEquals( $expected, $got );
+	}
+
+	public static function provideGroups() {
+		$cases = [];
+		$cases[] = [
+			[ [ 'root1' ], [ 'root2' ] ],
+			'twoparents'
+		];
+
+		$cases[] = [
+			[ [ 'root3', 'sub1' ], [ 'root3', 'sub2' ] ],
+			'oneparent-twopaths'
+		];
+
+		$cases[] = [
+			[
+				[ 'root4' ],
+				[ 'root4', 'nested1' ],
+				[ 'root4', 'nested1', 'nested2' ],
+				[ 'root4', 'nested2' ],
+			],
+			'multilevelnested'
+		];
+
+		return $cases;
+	}
+
+	public function testHaveSingleSourceLanguage() {
+		$this->setMwGlobals( [
+			'wgTranslateGroupFiles' => [ __DIR__ . '/data/MixedSourceLanguageGroups.yaml' ],
+		] );
+		MessageGroups::singleton()->recache();
+
+		$enGroup1 = MessageGroups::getGroup( 'EnglishGroup1' );
+		$enGroup2 = MessageGroups::getGroup( 'EnglishGroup2' );
+		$teGroup1 = MessageGroups::getGroup( 'TeluguGroup1' );
+
+		$this->assertEquals( 'en', MessageGroups::haveSingleSourceLanguage(
+			[ $enGroup1, $enGroup2 ] )
+		);
+		$this->assertEquals( '', MessageGroups::haveSingleSourceLanguage(
+			[ $enGroup1, $enGroup2, $teGroup1 ] )
+		);
+	}
+}