<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
declare(strict_types=1);

/**
* Test case for \Magento\Framework\Validator\Constraint
*/
namespace Magento\Framework\Validator\Test\Unit;

use Magento\Framework\Translate\AbstractAdapter;
use Magento\Framework\Translate\AdapterInterface;
use Magento\Framework\Validator\AbstractValidator;
use Magento\Framework\Validator\Constraint;
use Magento\Framework\Validator\ValidatorInterface;
use PHPUnit\Framework\MockObject\MockObject;
use PHPUnit\Framework\TestCase;

class ConstraintTest extends TestCase
{
/**
* @var Constraint
*/
protected $_constraint;

/**
* @var ValidatorInterface|MockObject
*/
protected $_validatorMock;

/**
* Set up
*/
protected function setUp(): void
{
$this->_validatorMock = $this->getMockBuilder(
AbstractValidator::class
)->setMethods(
['isValid', 'getMessages']
)->getMock();
$this->_constraint = new Constraint($this->_validatorMock);
}

/**
* Test getAlias method
*/
public function testGetAlias()
{
$this->assertEmpty($this->_constraint->getAlias());
$alias = 'foo';
$constraint = new Constraint($this->_validatorMock, $alias);
$this->assertEquals($alias, $constraint->getAlias());
}

/**
* Test isValid method
*
* @dataProvider isValidDataProvider
*
* @param mixed $value
* @param bool $expectedResult
* @param array $expectedMessages
*/
public function testIsValid($value, $expectedResult, $expectedMessages = [])
{
$this->_validatorMock->expects(
$this->once()
)->method(
'isValid'
)->with(
$value
)->willReturn(
$expectedResult
);

if ($expectedResult) {
$this->_validatorMock->expects($this->never())->method('getMessages');
} else {
$this->_validatorMock->expects(
$this->once()
)->method(
'getMessages'
)->willReturn(
$expectedMessages
);
}

$this->assertEquals($expectedResult, $this->_constraint->isValid($value));
$this->assertEquals($expectedMessages, $this->_constraint->getMessages());
}

/**
* Data provider for testIsValid
*
* @return array
*/
public function isValidDataProvider()
{
return [['test', true], ['test', false, ['foo']]];
}

/**
* Check translator was set into wrapped validator
*/
public function testSetTranslator()
{
/** @var AbstractAdapter $translator */
$translator = $this->getMockBuilder(
AdapterInterface::class
)->getMockForAbstractClass();
$this->_constraint->setTranslator($translator);
$this->assertEquals($translator, $this->_validatorMock->getTranslator());
$this->assertEquals($translator, $this->_constraint->getTranslator());
}
}