DataProviderCollectionTest.php

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<?php
namespace TYPO3\CMS\Backend\Tests\Unit\View\BackendLayout;

class DataProviderCollectionTest extends \TYPO3\CMS\Core\Tests\UnitTestCase {

    protected $dataProviderCollection;

    protected function setUp() {
        $this->dataProviderCollection = new \TYPO3\CMS\Backend\View\BackendLayout\DataProviderCollection();
    }

    public function invalidIdentifierIsRecognizedOnAdding() {
        $identifier = $this->getUniqueId('identifier__');
        $dataProviderMock = $this->getMock('stdClass');

        $this->dataProviderCollection->add($identifier, get_class($dataProviderMock));
    }

    public function invalidInterfaceIsRecognizedOnAdding() {
        $identifier = $this->getUniqueId('identifier');
        $dataProviderMock = $this->getMock('stdClass');

        $this->dataProviderCollection->add($identifier, get_class($dataProviderMock));
    }

    public function defaultBackendLayoutIsFound() {
        $backendLayoutIdentifier = $this->getUniqueId('identifier');

        $dataProviderMock = $this->getMock('TYPO3\\CMS\\Backend\\View\\BackendLayout\\DefaultDataProvider', array('getBackendLayout'), array(), '', FALSE);
        $backendLayoutMock = $this->getMock('TYPO3\\CMS\\Backend\\View\\BackendLayout\\BackendLayout', array('getIdentifier'), array(), '', FALSE);
        $backendLayoutMock->expects($this->any())->method('getIdentifier')->will($this->returnValue($backendLayoutIdentifier));
        $dataProviderMock->expects($this->once())->method('getBackendLayout')->will($this->returnValue($backendLayoutMock));

        $this->dataProviderCollection->add('default', $dataProviderMock);
        $providedBackendLayout = $this->dataProviderCollection->getBackendLayout($backendLayoutIdentifier, 123);

        $this->assertNotNull($providedBackendLayout);
        $this->assertEquals($backendLayoutIdentifier, $providedBackendLayout->getIdentifier());
    }

    public function providedBackendLayoutIsFound() {
        $dataProviderIdentifier = $this->getUniqueId('custom');
        $backendLayoutIdentifier = $this->getUniqueId('identifier');

        $dataProviderMock = $this->getMock('TYPO3\\CMS\\Backend\\View\\BackendLayout\\DefaultDataProvider', array('getBackendLayout'), array(), '', FALSE);
        $backendLayoutMock = $this->getMock('TYPO3\\CMS\\Backend\\View\\BackendLayout\\BackendLayout', array('getIdentifier'), array(), '', FALSE);
        $backendLayoutMock->expects($this->any())->method('getIdentifier')->will($this->returnValue($backendLayoutIdentifier));
        $dataProviderMock->expects($this->once())->method('getBackendLayout')->will($this->returnValue($backendLayoutMock));

        $this->dataProviderCollection->add($dataProviderIdentifier, $dataProviderMock);
        $providedBackendLayout = $this->dataProviderCollection->getBackendLayout($dataProviderIdentifier . '__' . $backendLayoutIdentifier, 123);

        $this->assertNotNull($providedBackendLayout);
        $this->assertEquals($backendLayoutIdentifier, $providedBackendLayout->getIdentifier());
    }

}