feat(validator): add global state reset

Author: andrepimpao

README.md

@@ -30,6 +30,7 @@ offering an easy-to-use and intuitive API to validate user input or other data i
   - [toArray](#toarray)
   - [addNamespace](#addnamespace)
   - [setTranslator](#settranslator)
+  - [reset](#reset)
 - [Custom Constraints](#custom-constraints)
 - [Translations](#translations)
 
@@ -209,6 +210,14 @@ Used to add a translator for validation error message translations.
 
 Check the [Translations](#translations) section.
 
+### `reset`
+
+```php
+reset(): void
+```
+
+Clears globally registered custom constraint namespaces and translator configuration.
+
 ## Custom Constraints
 
 If you need a custom constraint, follow the Symfony Validator documentation: [Creating Custom Constraints](https://symfony.com/doc/current/validation/custom_constraint.html).
@@ -291,4 +300,4 @@ Make sure to open a pull request or issue.
 ## License
 
 This project is licensed under the MIT license.
-Please see the [LICENSE](LICENSE) file distributed with this source code for further information regarding copyright and licensing.
+Please see the [LICENSE](LICENSE) file distributed with this source code for further information regarding copyright and licensing.

src/Validator.php

@@ -99,11 +99,21 @@ private function addConstraint(Constraint $constraint): void
 
     public static function addNamespace(string $namespace): void
     {
+        if (in_array($namespace, self::$namespaces, true)) {
+            return;
+        }
+
         self::$namespaces[] = $namespace;
     }
 
     public static function setTranslator(?TranslatorInterface $translator): void
     {
         self::$translator = $translator;
     }
+
+    public static function reset(): void
+    {
+        self::$namespaces = [];
+        self::$translator = null;
+    }
 }

tests/ValidatorTest.php

@@ -19,11 +19,20 @@ protected function setUp(): void
     {
         parent::setUp();
 
+        Validator::reset();
+
         $this->validator = Validator::notBlank()
             ->greaterThanOrEqual(18)
             ->lessThan(25);
     }
 
+    protected function tearDown(): void
+    {
+        Validator::reset();
+
+        parent::tearDown();
+    }
+
     public function testConstraintThatIsInvalid(): void
     {
         // NotBlankValidator class exists in "Symfony\Component\Validator\Constraints" namespace
@@ -102,6 +111,17 @@ public function testCustomConstraint(): void
         $this->assertTrue(Validator::containsAlphanumeric()->isValid('v4l1d'));
     }
 
+    public function testResetClearsCustomConstraintNamespaces(): void
+    {
+        Validator::addNamespace('ProgrammatorDev\FluentValidator\Test\Fixtures\Constraint');
+        $this->assertTrue(Validator::containsAlphanumeric()->isValid('v4l1d'));
+
+        Validator::reset();
+
+        $this->expectException(NoSuchConstraintException::class);
+        Validator::containsAlphanumeric();
+    }
+
     public function testSetTranslator(): void
     {
         // by default, the error is in English
@@ -114,4 +134,16 @@ public function testSetTranslator(): void
         $violations = $this->validator->validate('');
         $this->assertEquals('Este valor não deveria ser vazio.', $violations->get(0)->getMessage());
     }
+
+    public function testResetClearsTranslator(): void
+    {
+        Validator::setTranslator(new Translator('pt'));
+        $violations = $this->validator->validate('');
+        $this->assertEquals('Este valor não deveria ser vazio.', $violations->get(0)->getMessage());
+
+        Validator::reset();
+
+        $violations = $this->validator->validate('');
+        $this->assertEquals('This value should not be blank.', $violations->get(0)->getMessage());
+    }
 }