Add Informative Validators.

tests/Unit/Validation/Messages/OkInformativeValidatorTest.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Tests\Unit;
+
+use PHPUnit\Framework\TestCase;
+
+use App\Models\Validation\Messages\OkInformativeValidator;
+
+class OkInformativeValidatorTest extends TestCase
+{
+    public function testIsValid(): void
+    {
+        $message = 'All fine';
+        $validator = new OkInformativeValidator($message);
+
+        $this->assertTrue($validator->isValid());
+    }
+
+    public function testGetMessage(): void
+    {
+        $message = 'All fine';
+        $validator = new OkInformativeValidator($message);
+
+        $this->assertEquals($validator->getMessage(), $message);
+    }
+}