respect-validation/tests/library/Respect/Validation/Rules/LowercaseTest.php

<?php

namespace Respect\Validation\Rules;

class LowercaseTest extends \PHPUnit_Framework_TestCase
{

    /**
     * @dataProvider providerForValidLowercase
     */
    public function test_valid_lowercase_should_return_true($input)
    {
        $lowercase = new Lowercase();
        $this->assertTrue($lowercase->validate($input));
        $this->assertTrue($lowercase->assert($input));
        $this->assertTrue($lowercase->check($input));
    }
    
    /**
     * @dataProvider providerForInvalidLowercase
     * @expectedException Respect\Validation\Exceptions\LowercaseException
     */
    public function test_invalid_lowercase_should_throw_exception($input)
    {
        $lowercase = new Lowercase();
        $this->assertFalse($lowercase->validate($input));
        $this->assertFalse($lowercase->assert($input));
    }
    
    public function providerForValidLowercase()
    {
        return array(
            array('lowercase'),
            array('lowercase-with-dashes'),
            array('lowercase with spaces'),
            array('lowercase with numbers 123'),
            array('lowercase with specials characters like ã ç ê'),            
            array('with specials characters like # $ % & * +'),            
            array('τάχιστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός'),            
        );
    }
    
    public function providerForInvalidLowercase()
    {
        return array(
            array('UPPERCASE'),
            array('CamelCase'),
            array('First Character Uppercase'),
            array('With Numbers 1 2 3'),
        );
    }

}