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vendor/symfony/validator/Tests/Constraints/IsNullValidatorTest.php

@@ -0,0 +1,62 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Validator\Tests\Constraints;
+
+use Symfony\Component\Validator\Constraints\IsNull;
+use Symfony\Component\Validator\Constraints\IsNullValidator;
+use Symfony\Component\Validator\Test\ConstraintValidatorTestCase;
+
+class IsNullValidatorTest extends ConstraintValidatorTestCase
+{
+    protected function createValidator()
+    {
+        return new IsNullValidator();
+    }
+
+    public function testNullIsValid()
+    {
+        $this->validator->validate(null, new IsNull());
+
+        $this->assertNoViolation();
+    }
+
+    /**
+     * @dataProvider getInvalidValues
+     */
+    public function testInvalidValues($value, $valueAsString)
+    {
+        $constraint = new IsNull(array(
+            'message' => 'myMessage',
+        ));
+
+        $this->validator->validate($value, $constraint);
+
+        $this->buildViolation('myMessage')
+            ->setParameter('{{ value }}', $valueAsString)
+            ->setCode(IsNull::NOT_NULL_ERROR)
+            ->assertRaised();
+    }
+
+    public function getInvalidValues()
+    {
+        return array(
+            array(0, '0'),
+            array(false, 'false'),
+            array(true, 'true'),
+            array('', '""'),
+            array('foo bar', '"foo bar"'),
+            array(new \DateTime(), 'object'),
+            array(new \stdClass(), 'object'),
+            array(array(), 'array'),
+        );
+    }
+}