public function testRemoveAnsiRemovesAnsiCharactersFromString()
{
$results = remove_ansi(chr(27) . "[1mBold " . chr(27) . "[31;42mon green" . chr(27) . "[0m" . chr(27) . "[m");
$this->assertEquals('Bold on green', $results);
}
/**
* Attempts to update Composer.
*
* Returns true if Composer was updated, false if not.
*
* @return bool
* @throws ComposerException
*/
public function selfUpdate()
{
$beforeVersion = $this->getVersion();
$process = $this->getProcess();
$processCommand = trim($this->findComposer() . ' self-update');
$process->setCommandLine($processCommand);
$this->log->info('Running Composer command', ['command' => $processCommand]);
$process->run();
if ($process->isSuccessful() == false) {
$composerError = remove_ansi($process->getErrorOutput());
$this->log->error('Composer self update process failure', ['composer' => $composerError]);
throw new ComposerException('There was an error updating Composer');
}
$afterVersion = $this->getVersion();
if ($beforeVersion == $afterVersion) {
return false;
}
return true;
}