FloatValidatorTest.php

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<?php
/***************************************************************
*  Copyright notice
*
*  (c) 2009 Jochen Rau <jochen.rau@typoplanet.de>
*  All rights reserved
*
*  This class is a backport of the corresponding class of FLOW3.
*  All credits go to the v5 team.
*
*  This script is part of the TYPO3 project. The TYPO3 project is
*  free software; you can redistribute it and/or modify
*  it under the terms of the GNU General Public License as published by
*  the Free Software Foundation; either version 2 of the License, or
*  (at your option) any later version.
*
*  The GNU General Public License can be found at
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*
*  This script is distributed in the hope that it will be useful,
*  but WITHOUT ANY WARRANTY; without even the implied warranty of
*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
*  GNU General Public License for more details.
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*  This copyright notice MUST APPEAR in all copies of the script!
***************************************************************/

/**
 * Testcase for the float validator
 *
 * @package Extbase
 * @subpackage extbase
 * @version $Id: FloatValidator_testcase.php 2428 2010-07-20 10:18:51Z jocrau $
 */
class Tx_Extbase_Tests_Unit_Validation_Validator_FloatValidatorTest extends Tx_Extbase_Tests_Unit_BaseTestCase {

    /**
     * An array of valid floating point numbers addresses
     * @var array
     */
    protected $validFloatingPointNumbers;

    /**
     * An array of invalid floating point numbers addresses
     * @var array
     */
    protected $invalidFloatingPointNumbers;

    public function setUp() {
        $this->validFloatingPointNumbers = array(
            1029437.234726,
            '123.45',
            '+123.45',
            '-123.45',
            '123.45e3',
            123.45e3
            );

        $this->invalidFloatingPointNumbers = array(
            1029437,
            '1029437',
            'not a number'
            );
    }

    /**
     * @test
     */
    public function floatValidatorReturnsTrueForAValidFloat() {
        $floatValidator = new Tx_Extbase_Validation_Validator_FloatValidator();
        foreach ($this->validFloatingPointNumbers as $floatingPointNumber) {
            $this->assertTrue($floatValidator->isValid($floatingPointNumber), "$floatingPointNumber was declared to be invalid, but it is valid.");
        }
    }

    /**
     * @test
     */
    public function floatValidatorReturnsFalseForAnInvalidFloat() {
        $floatValidator = $this->getMock('Tx_Extbase_Validation_Validator_FloatValidator', array('addError'), array(), '', FALSE);
        foreach ($this->invalidFloatingPointNumbers as $floatingPointNumber) {
            $this->assertFalse($floatValidator->isValid($floatingPointNumber), "$floatingPointNumber was declared to be valid, but it is invalid.");
        }
    }

    /**
     * @test
     */
    public function floatValidatorCreatesTheCorrectErrorForAnInvalidSubject() {
        $floatValidator = new Tx_Extbase_Validation_Validator_FloatValidator();
        $floatValidator = $this->getMock('Tx_Extbase_Validation_Validator_FloatValidator', array('addError'), array(), '', FALSE);
        $floatValidator->expects($this->once())->method('addError')->with('The given subject was not a valid float.', 1221560288);
        $floatValidator->isValid(123456);
    }

}

?>