public function testStartPrintsOptionInfoAndConfigurationDetailsIfConfigFilePresent()
{
file_put_contents('myconfig.xml', '<root />');
$options = new Options(array('configuration' => 'myconfig.xml'));
$contents = $this->getStartOutput($options);
$expected = sprintf("\nRunning phpunit in 5 processes with %s\n\nConfiguration read from %s\n\n", $options->phpunit, __DIR__ . DS . 'myconfig.xml');
$this->assertStringStartsWith($expected, $contents);
}