/**
* {@inheritdoc}
*/
public function process(\Magento\Framework\View\Asset\PreProcessor\Chain $chain)
{
$chain->setContentType('less');
$tmpFile = $this->fileGenerator->generateFileTree($chain);
$cssContent = $this->adapter->process($tmpFile);
$cssTrimmedContent = trim($cssContent);
if (!empty($cssTrimmedContent)) {
$chain->setContent($cssContent);
}
$chain->setContentType('css');
}
public function testGenerateFileTree()
{
$lessDirectory = 'path/to/less';
$expectedContent = 'updated content';
$expectedRelativePath = 'some/file.less';
$expectedPath = $lessDirectory . '/some/file.less';
$asset = $this->getMock('Magento\\Framework\\View\\Asset\\File', [], [], '', false);
$chain = $this->getMock('Magento\\Framework\\View\\Asset\\PreProcessor\\Chain', [], [], '', false);
$this->config->expects($this->any())->method('getLessDirectory')->willReturn($lessDirectory);
$this->tmpDirectory->expects($this->once())->method('isExist')->willReturn(true);
$this->magentoImport->expects($this->once())->method('process')->with($chain);
$this->import->expects($this->once())->method('process')->with($chain);
$this->relatedGenerator->expects($this->once())->method('generate')->with($this->import);
$asset->expects($this->once())->method('getPath')->will($this->returnValue('some/file.css'));
$chain->expects($this->once())->method('getContent')->willReturn($expectedContent);
$chain->expects($this->once())->method('getAsset')->willReturn($asset);
$chain->expects($this->once())->method('getContentType')->willReturn('less');
$this->temporaryFile->expects($this->once())->method('createFile')->with($expectedRelativePath, $expectedContent)->willReturn($expectedPath);
$this->assertSame($expectedPath, $this->object->generateFileTree($chain));
}