IntegerConverterTest.php

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<?php
namespace TYPO3\CMS\Extbase\Tests\Unit\Property\TypeConverter;

/*                                                                        *
 * This script belongs to the Extbase framework.                            *
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class IntegerConverterTest extends \TYPO3\CMS\Core\Tests\UnitTestCase {

    protected $converter;

    public function setUp() {
        $this->converter = new \TYPO3\CMS\Extbase\Property\TypeConverter\IntegerConverter();
    }

    public function checkMetadata() {
        $this->assertEquals(array('integer', 'string'), $this->converter->getSupportedSourceTypes(), 'Source types do not match');
        $this->assertEquals('integer', $this->converter->getSupportedTargetType(), 'Target type does not match');
        $this->assertEquals(1, $this->converter->getPriority(), 'Priority does not match');
    }

    public function convertFromShouldCastTheStringToInteger() {
        $this->assertSame(15, $this->converter->convertFrom('15', 'integer'));
    }

    public function convertFromDoesNotModifyIntegers() {
        $source = 123;
        $this->assertSame($source, $this->converter->convertFrom($source, 'integer'));
    }

    public function convertFromReturnsNullIfEmptyStringSpecified() {
        $this->assertNull($this->converter->convertFrom('', 'integer'));
    }

    public function convertFromReturnsAnErrorIfSpecifiedStringIsNotNumeric() {
        $this->assertInstanceOf('TYPO3\CMS\Extbase\Error\Error', $this->converter->convertFrom('not numeric', 'integer'));
    }

    public function canConvertFromShouldReturnTrueForANumericStringSource() {
        $this->assertTrue($this->converter->canConvertFrom('15', 'integer'));
    }

    public function canConvertFromShouldReturnTrueForAnIntegerSource() {
        $this->assertTrue($this->converter->canConvertFrom(123, 'integer'));
    }

    public function canConvertFromShouldReturnTrueForAnEmptyValue() {
        $this->assertTrue($this->converter->canConvertFrom('', 'integer'));
    }

    public function canConvertFromShouldReturnTrueForANullValue() {
        $this->assertTrue($this->converter->canConvertFrom(NULL, 'integer'));
    }

    public function getSourceChildPropertiesToBeConvertedShouldReturnEmptyArray() {
        $this->assertEquals(array(), $this->converter->getSourceChildPropertiesToBeConverted('myString'));
    }
}