Mutate remaining data providers to static ones

Author: alexandre-daubois

Tests/LocalesTest.php

@@ -21,12 +21,12 @@ class LocalesTest extends ResourceBundleTestCase
 {
     public function testGetLocales()
     {
-        $this->assertSame($this->getLocales(), Locales::getLocales());
+        $this->assertSame(static::getLocales(), Locales::getLocales());
     }
 
     public function testGetAliases()
     {
-        $this->assertSame($this->getLocaleAliases(), Locales::getAliases());
+        $this->assertSame(static::getLocaleAliases(), Locales::getAliases());
     }
 
     /**
@@ -41,7 +41,7 @@ public function testGetNames($displayLocale)
         // We can't assert on exact list of locale, as there's too many variations.
         // The best we can do is to make sure getNames() returns a subset of what getLocales() returns.
         $this->assertNotEmpty($locales);
-        $this->assertEmpty(array_diff($locales, $this->getLocales()));
+        $this->assertEmpty(array_diff($locales, static::getLocales()));
     }
 
     public function testGetNamesDefaultLocale()

Tests/ResourceBundleTestCase.php

@@ -758,45 +758,37 @@ protected function tearDown(): void
         \Locale::setDefault($this->defaultLocale);
     }
 
-    public function provideLocales()
+    public static function provideLocales()
     {
         return array_map(
             function ($locale) { return [$locale]; },
-            $this->getLocales()
+            static::getLocales()
         );
     }
 
-    public function provideLocaleAliases()
+    public static function provideLocaleAliases()
     {
         return array_map(
             function ($alias, $ofLocale) { return [$alias, $ofLocale]; },
-            array_keys($this->getLocaleAliases()),
-            $this->getLocaleAliases()
+            array_keys(static::getLocaleAliases()),
+            static::getLocaleAliases()
         );
     }
 
-    public function provideRootLocales()
-    {
-        return array_map(
-            function ($locale) { return [$locale]; },
-            $this->getRootLocales()
-        );
-    }
-
-    protected function getLocales()
+    protected static function getLocales()
     {
         return self::LOCALES;
     }
 
-    protected function getLocaleAliases()
+    protected static function getLocaleAliases()
     {
         return self::LOCALE_ALIASES;
     }
 
-    protected function getRootLocales()
+    protected static function getRootLocales()
     {
         if (null === self::$rootLocales) {
-            self::$rootLocales = array_filter($this->getLocales(), function ($locale) {
+            self::$rootLocales = array_filter(static::getLocales(), function ($locale) {
                 // no locales for which fallback is possible (e.g "en_GB")
                 return !str_contains($locale, '_');
             });