public function testLaunchWithException()
{
$writer = $this->getMock('Magento\\Framework\\Filesystem\\Directory\\WriteInterface');
$writer->expects($this->any())->method('isDirectory')->will($this->returnValue(false));
$writer->expects($this->any())->method('create')->will($this->returnValue(true));
$this->writeFactory->expects($this->any())->method('create')->will($this->returnValue($writer));
$shell = $this->getMock('\\Migration\\App\\Shell', ['run'], [], '', false);
$shell->expects($this->any())->method('run')->willThrowException(new \Exception('error'));
$this->shellFactory->expects($this->any())->method('create')->will($this->returnValue($shell));
ob_start();
$this->migration->launch();
$error = ob_get_clean();
$this->assertEquals('error', $error);
}
