/**
* Assert that the indention only indents when there was actual output on the
* previous indention level
*
* @return void
*/
public function testIndention()
{
$n = PHP_EOL;
$expected = 'Cosmological Constant' . $n . ' Einstein, the frizzy-haired,' . $n . ' said E equals MC squared.' . $n . ' Thus all mass decreases' . $n . ' as activity ceases?' . $n . ' Not my mass, my ass declared!' . $n . '- Michael R. Burch' . $n;
ob_start();
$stream = fopen('php://output', 'rw');
$output = new Output($stream);
$output->indent();
$output->writeln('Cosmological Constant');
$output->indent();
$output->writeln('Einstein, the frizzy-haired,');
$output->writeln('said E equals MC squared.');
$output->indent();
$output->outdent();
$output->writeln('Thus all mass decreases');
$output->writeln('as activity ceases?');
$output->indent();
$output->indent();
$output->writeln('Not my mass, my ass declared!');
$output->outdent();
$output->outdent();
$output->outdent();
$output->outdent();
$output->writeln('- Michael R. Burch');
$this->assertEquals($expected, ob_get_clean());
}
/**
* Increase indention for all following lines
*
* @param int $tabs The tabs
*
* @return void
*/
public function indent($tabs = 1)
{
if ($this->output) {
$this->output->indent($tabs);
}
if ($this->debugOutput) {
$this->debugOutput->indent($tabs);
}
}