<?php
include __DIR__ . "/../adminer/include/errors.inc.php";
include __DIR__ . "/../php_shrink.inc.php";

function check($code, $expected) {
	$shrinked = php_shrink("<?php\n$code");
	if ("<?php\n" . preg_replace('~([^*]) ~', "\\1\n", $expected) . "" != $shrinked) {
		$backtrace = reset(debug_backtrace());
		echo "$backtrace[file]:$backtrace[line]:" . str_replace("\n", " ", substr($shrinked, 6)) . "\n";
	}
}

check('$ab = 1; echo $ab;', '$a=1;echo$a;');
check('$ab = 1; $cd = 2;', '$a=1;$b=2;');
check('define("AB", 1);', 'define("AB",1);');
check('function f($ab, $cd = 1) { return $ab; }', 'function f($a,$b=1){return$a;}');
check('class C { var $ab = 1; }', 'class C{var$ab=1;}');
check('class C { public $ab = 1; }', 'class C{var$ab=1;}');
check('class C { protected $ab = 1; }', 'class C{protected$ab=1;}');
check('class C { private $ab = 1; }', 'class C{private$ab=1;}');
check('class C { private $ab = 1; }', 'class C{private$ab=1;}');
check('class C { private function f($ab) { return $ab; }}', 'class C{private function f($a){return$a;}}');
check('class C { public function f($ab) { return $ab; }}', 'class C{function f($a){return$a;}}');
check('class C { private static $ab; }', 'class C{private static$ab;}');
check('class C { const AB = 1; }', 'class C{const AB=1;}');
check('class C { private const AB = 1; }', 'class C{private const AB=1;}');
check('class C { public $ab; function f($cd) { return $cd . $this->ab; }}', 'class C{var$ab;function f($b){return$b.$this->ab;}}');
check('namespace NS { class C { public $ab = 1; } } new NS\C; $ab = 2;', 'namespace NS{class C{var$ab=1;}}new NS\C;$a=2;');
check('new \stdClass;', 'new \stdClass;');
check('if (true) { echo "a"; } else { echo "b"; }', 'if(true)echo"a";else echo"b";');
check('echo $_GET["a"];', 'echo$_GET["a"];');
check('$ab = 1; echo "$ab";', '$a=1;echo"$a";');
check('echo 1; echo 3;', 'echo 1,3;');
check('echo 1; ?>2<?php echo 3;', "echo 1,'2',3;");
check('/** preserve*/ $a; /** ignore */ /* also ignore */ // ignore too', '/** preserve*/$a;');