10 files changed, 270 insertions, 0 deletions
diff --git a/tests/phpunit/includes/languages/LanguageBsTest.php b/tests/phpunit/includes/languages/LanguageBsTest.php
index 8d46d33126ba..7333113f5de9 100644
--- a/tests/phpunit/includes/languages/LanguageBsTest.php
+++ b/tests/phpunit/includes/languages/LanguageBsTest.php
@@ -44,4 +44,17 @@ class LanguageBsTest extends LanguageClassesTestCase {
 			[ 'other', 200 ],
 		];
 	}
+
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		yield [ 'word', 'instrumental', 's word' ];
+		yield [ 'word', 'lokativ', 'o word' ];
+		yield [ 'word', 'nominativ', 'word' ];
+	}
 }
diff --git a/tests/phpunit/includes/languages/LanguageDsbTest.php b/tests/phpunit/includes/languages/LanguageDsbTest.php
index 3087426767c9..7d0714988d5e 100644
--- a/tests/phpunit/includes/languages/LanguageDsbTest.php
+++ b/tests/phpunit/includes/languages/LanguageDsbTest.php
@@ -41,4 +41,17 @@ class LanguageDsbTest extends LanguageClassesTestCase {
 			[ 'other', 555 ],
 		];
 	}
+
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		yield [ 'word', 'nominatiw', 'word' ];
+		yield [ 'word', 'instrumental', 'wo z word' ];
+		yield [ 'word', 'lokatiw', 'wo word' ];
+	}
 }
diff --git a/tests/phpunit/includes/languages/LanguageFiTest.php b/tests/phpunit/includes/languages/LanguageFiTest.php
new file mode 100644
index 000000000000..fb9efd76e493
--- /dev/null
+++ b/tests/phpunit/includes/languages/LanguageFiTest.php
@@ -0,0 +1,40 @@
+<?php
+declare( strict_types=1 );
+
+/**
+ * @group Language
+ * @covers LanguageFi
+ */
+class LanguageFiTest extends LanguageClassesTestCase {
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		$wordCaseMappings = [
+			'talo' => [
+				'genitive' => 'talon',
+				'elative' => 'talosta',
+				'partitive' => 'taloa',
+				'illative' => 'taloon',
+				'inessive' => 'talossa',
+			],
+			'pastöroitu' => [
+				'partitive' => 'pastöroitua',
+			],
+			'Wikipedia' => [
+				'elative' => 'Wikipediasta',
+				'partitive' => 'Wikipediaa',
+			],
+		];
+
+		foreach ( $wordCaseMappings as $word => $caseMappings ) {
+			foreach ( $caseMappings as $case => $expected ) {
+				yield "$word $case" => [ (string)$word, $case, $expected ];
+			}
+		}
+	}
+}
diff --git a/tests/phpunit/includes/languages/LanguageGaTest.php b/tests/phpunit/includes/languages/LanguageGaTest.php
index fc6a5ac3a236..08cd052e072f 100644
--- a/tests/phpunit/includes/languages/LanguageGaTest.php
+++ b/tests/phpunit/includes/languages/LanguageGaTest.php
@@ -37,4 +37,23 @@ class LanguageGaTest extends LanguageClassesTestCase {
 			[ 'other', 200 ],
 		];
 	}
+
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		yield [ 'an Domhnach', 'ainmlae', 'Dé Domhnaigh' ];
+		yield [ 'an Luan', 'ainmlae', 'Dé Luain' ];
+		yield [ 'an Mháirt', 'ainmlae', 'Dé Mháirt' ];
+		yield [ 'an Chéadaoin', 'ainmlae', 'Dé Chéadaoin' ];
+		yield [ 'an Déardaoin', 'ainmlae', 'Déardaoin' ];
+		yield [ 'an Aoine', 'ainmlae', 'Dé hAoine' ];
+		yield [ 'an Satharn', 'ainmlae', 'Dé Sathairn' ];
+
+		yield [ 'an Domhnach', 'other', 'an Domhnach' ];
+	}
 }
diff --git a/tests/phpunit/includes/languages/LanguageHsbTest.php b/tests/phpunit/includes/languages/LanguageHsbTest.php
index c90983daab17..728496438b8e 100644
--- a/tests/phpunit/includes/languages/LanguageHsbTest.php
+++ b/tests/phpunit/includes/languages/LanguageHsbTest.php
@@ -41,4 +41,17 @@ class LanguageHsbTest extends LanguageClassesTestCase {
 			[ 'other', 555 ],
 		];
 	}
+
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		yield [ 'word', 'nominatiw', 'word' ];
+		yield [ 'word', 'instrumental', 'z word' ];
+		yield [ 'word', 'lokatiw', 'wo word' ];
+	}
 }
diff --git a/tests/phpunit/includes/languages/LanguageHuTest.php b/tests/phpunit/includes/languages/LanguageHuTest.php
index a8b0a578840e..445d164a65f5 100644
--- a/tests/phpunit/includes/languages/LanguageHuTest.php
+++ b/tests/phpunit/includes/languages/LanguageHuTest.php
@@ -35,4 +35,29 @@ class LanguageHuTest extends LanguageClassesTestCase {
 			[ 'other', 200 ],
 		];
 	}
+
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		$wordCaseMappings = [
+			'kocsmafal' => [
+				'rol' => 'kocsmafalról',
+				'ba' => 'kocsmafalba',
+			],
+			'Bevezető' => [
+				'k' => 'Bevezetők',
+			],
+		];
+
+		foreach ( $wordCaseMappings as $word => $caseMappings ) {
+			foreach ( $caseMappings as $case => $expected ) {
+				yield "$word $case" => [ (string)$word, $case, $expected ];
+			}
+		}
+	}
 }
diff --git a/tests/phpunit/includes/languages/LanguageHyTest.php b/tests/phpunit/includes/languages/LanguageHyTest.php
index 01e8be7a17e0..44548b69cd93 100644
--- a/tests/phpunit/includes/languages/LanguageHyTest.php
+++ b/tests/phpunit/includes/languages/LanguageHyTest.php
@@ -37,4 +37,20 @@ class LanguageHyTest extends LanguageClassesTestCase {
 			[ 'other', 200 ],
 		];
 	}
+
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		yield [ 'Մաունա', 'genitive', 'Մաունայի' ];
+		yield [ 'հետո', 'genitive', 'հետոյի' ];
+		yield [ 'գիրք', 'genitive', 'գրքի' ];
+		yield [ 'ժամանակի', 'genitive', 'ժամանակիի' ];
+
+		yield [ 'Մաունա', 'dative', 'Մաունա' ];
+	}
 }
diff --git a/tests/phpunit/includes/languages/LanguageLaTest.php b/tests/phpunit/includes/languages/LanguageLaTest.php
new file mode 100644
index 000000000000..6b8f895c1664
--- /dev/null
+++ b/tests/phpunit/includes/languages/LanguageLaTest.php
@@ -0,0 +1,71 @@
+<?php
+declare( strict_types=1 );
+
+/**
+ * @group Language
+ * @covers LanguageLa
+ */
+class LanguageLaTest extends LanguageClassesTestCase {
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		$wordCaseMappings = [
+			'translatio' => [
+				'genitive' => 'translationis',
+				'accusative' => 'translationem',
+				'ablative' => 'translatione',
+			],
+			'ursus' => [
+				'genitive' => 'ursi',
+				'accusative' => 'ursum',
+				'ablative' => 'urso',
+			],
+			'gens' => [
+				'genitive' => 'gentis',
+				'accusative' => 'gentem',
+				'ablative' => 'gente',
+			],
+			'bellum' => [
+				'genitive' => 'belli',
+				'accusative' => 'bellum',
+				'ablative' => 'bello',
+			],
+			'communia' => [
+				'genitive' => 'communium',
+				'accusative' => 'communia',
+				'ablative' => 'communibus',
+			],
+			'libri' => [
+				'genitive' => 'librorum',
+				'accusative' => 'libros',
+				'ablative' => 'libris',
+			],
+			'dies' => [
+				'genitive' => 'diei',
+				'accusative' => 'diem',
+				'ablative' => 'die',
+			],
+			'declinatio' => [
+				'genitive' => 'declinationis',
+				'accusative' => 'declinationem',
+				'ablative' => 'declinatione',
+			],
+			'vanitas' => [
+				'genitive' => 'vanitatis',
+				'accusative' => 'vanitatem',
+				'ablative' => 'vanitate',
+			],
+		];
+
+		foreach ( $wordCaseMappings as $word => $caseMappings ) {
+			foreach ( $caseMappings as $case => $expected ) {
+				yield "$word $case" => [ (string)$word, $case, $expected ];
+			}
+		}
+	}
+}
diff --git a/tests/phpunit/includes/languages/LanguageOsTest.php b/tests/phpunit/includes/languages/LanguageOsTest.php
new file mode 100644
index 000000000000..dc4bb44c8309
--- /dev/null
+++ b/tests/phpunit/includes/languages/LanguageOsTest.php
@@ -0,0 +1,47 @@
+<?php
+declare( strict_types=1 );
+
+/**
+ * @group Language
+ * @covers LanguageOs
+ */
+class LanguageOsTest extends LanguageClassesTestCase {
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		$wordCaseMappings = [
+			'бæстæ' => [
+				'genitive' => 'бæсты',
+				'allative' => 'бæстæм',
+				'dative' => 'бæстæн',
+				'ablative' => 'бæстæй',
+				'inessive' => 'бæст',
+				'superessive' => 'бæстыл',
+			],
+
+			'лæппу' => [
+				'genitive' => 'лæппуйы',
+				'allative' => 'лæппумæ',
+				'dative' => 'лæппуйæн',
+				'ablative' => 'лæппуйæ',
+				'inessive' => 'лæппу',
+				'superessive' => 'лæппуйыл',
+			],
+
+			'2011' => [
+				'equative' => '2011-ау',
+			],
+		];
+
+		foreach ( $wordCaseMappings as $word => $caseMappings ) {
+			foreach ( $caseMappings as $case => $expected ) {
+				yield "$word $case" => [ (string)$word, $case, $expected ];
+			}
+		}
+	}
+}
diff --git a/tests/phpunit/includes/languages/LanguageSlTest.php b/tests/phpunit/includes/languages/LanguageSlTest.php
index ab5d0efa7afd..f99445a7db85 100644
--- a/tests/phpunit/includes/languages/LanguageSlTest.php
+++ b/tests/phpunit/includes/languages/LanguageSlTest.php
@@ -43,4 +43,17 @@ class LanguageSlTest extends LanguageClassesTestCase {
 			[ 'one', 201 ],
 		];
 	}
+
+	/**
+	 * @dataProvider provideConvertGrammar
+	 */
+	public function testConvertGrammar( string $word, string $case, string $expected ): void {
+		$this->assertSame( $expected, $this->getLang()->convertGrammar( $word, $case ) );
+	}
+
+	public static function provideConvertGrammar(): iterable {
+		yield [ 'word', 'mestnik', 'o word' ];
+		yield [ 'word', 'orodnik', 'z word' ];
+		yield [ 'word', 'imenovalnik', 'word' ];
+	}
 }