gistfile1.txt

<?php
/**
* This tester is a great tool for testing something in an easy way to make git bisect work for you
* note: not part of the repo, so it's not overwritten by git
* @link http://book.git-scm.com/5_finding_issues_-_git_bisect.html
* @link http://alblue.bandlem.com/2011/07/git-tip-of-week-git-bisect.html
*/
class BisectShell extends Shell{
	var $uses = array('Event', 'Util', 'Asset');
	# test: return true/false
	function test(){
		$this->out("{$this->name}:".__function__." Shell - env: ".configure::read('env')." - site: ".configure::read('site'));
		$re = false;
		# -----------------------------------------------------------
		# write your test here
		$old_event_id = 5112;
		$countOldTestQuestions = $this->Event->CeuTestQuestion->find('count', array(
			'conditions' => array('event_id' => $old_event_id)
			));
		$new_event_id = $this->Event->copy($old_event_id, 0, 'text');
		$countNewTestQuestions = $this->Event->CeuTestQuestion->find('count', array(
			'conditions' => array('event_id' => $new_event_id)
			));
		$re = ($old_event_id != $new_event_id && $countOldTestQuestions == $countNewTestQuestions);
		# end test ($re should be true/false)
		# -----------------------------------------------------------
		$this->out("test = ".($re ? 'good' : 'bad'));
		if ($this->command == __function__) {
			exit;
		}
		return $re;
	}
	# main
	function main(){
		$this->out("{$this->name}:".__function__." Shell - env: ".configure::read('env')." - site: ".configure::read('site'));
		$this->hr();
		$this->help();
	}
	# run: start bisect
	function start(){
		$command = 'git bisect start';
		$re = shell_exec($command);
		$this->out(print_r($re, true));
		$this->run();
	}
	# run: test and bisect-respond
	function run(){
		$this->out("{$this->name}:".__function__." Shell - env: ".configure::read('env')." - site: ".configure::read('site'));
		$this->hr();
		do {
			$response = $this->test();
			$bisect_response = $this->bisect_respond($response);
		} while( strpos($bisect_response , 'revisions left to test after this')!==false );
	}
	# script: automated test
	function script(){
		$re = $this->test();
		if (!$re) {
			$this->error("bad", "bad");
		}
	}
	
	# test: return true/false
	function bisect_respond($goodBad=null) {
		$this->out("{$this->name}:".__function__." Shell - env: ".configure::read('env')." - site: ".configure::read('site'));
		if ($goodBad==null) {
			$goodBad = array_shift($this->args);
		}
		if (empty($goodBad) || in_array(strtoupper($goodBad), array('B', 'N', 'BAD', 'NO', 'F', 'FAILURE', 'FALSE'))) {
			$goodBad = false;
		} else {
			$goodBad = true;
		}
		$command = 'git bisect '.($goodBad ? 'good' : 'bad');
		$this->out($command);
		$re = shell_exec($command);
		$this->out($re);
		if ($this->command == __function__) {
			exit;
		}
		return $re;
	}
	# help
	function help(){
		$this->out("{$this->name} Help - env: ".configure::read('env')." - site: ".configure::read('site'));
		$this->out("  cake {$this->shell} help                    List this help");
		$this->out();
		$this->out("suggested usage is through git:");
		$this->out("  cd ".dirname(APP)."; (not app root)");
		$this->out("                   [bad] [good]");
		$this->out("  git bisect start dev v1.1.360");
		$this->out("  git bisect run ./bisect-script.sh");
		$this->out();
		$this->out("or you can access the underlying commands manually");
		$this->out("  cake {$this->shell} test                    Run your test and return good/bad");
		$this->out("  cake {$this->shell} run                     Run a test and tell bisect good/bad");
		$this->out();
	}
}