ArrayConverterTest.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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 * option) any later version.                                             *
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class ArrayConverterTest extends \TYPO3\CMS\Core\Tests\UnitTestCase
{
    protected $converter;

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

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

    public function convertFromDoesNotModifyTheSourceArray()
    {
        $sourceArray = ['Foo' => 'Bar', 'Baz'];
        $this->assertEquals($sourceArray, $this->converter->convertFrom($sourceArray, 'array'));
    }

    public function stringToArrayDataProvider()
    {
        return [
            'Empty string to empty array' => ['', []],
        ];
    }

    public function canConvertFromEmptyString($source, $expectedResult)
    {
        $this->assertEquals($expectedResult, $this->converter->convertFrom($source, 'array'));
    }

    public function canConvertFromDataProvider()
    {
        return [
            'Can convert empty string' => ['', true],
            'Can not convert not empty string' => ['foo', false],
            'Can convert array' => [['foo'], true],
        ];
    }

    public function canConvertFromReturnsCorrectBooleans($source, $expectedResult)
    {
        $this->assertSame($expectedResult, $this->converter->canConvertFrom($source, 'array'));
    }
}