private static function spyOnFunction($function)
{
if (!function_exists($function)) {
throw new \InvalidArgumentException("The {$function} function doesn't exist.");
}
$newFunctionName = uniqid($function, true);
uopz_rename($function, $newFunctionName);
$spy = new Spy($newFunctionName);
$handler = self::createHandler($spy);
uopz_function($function, $handler);
self::$investigations[$function] = true;
return $spy;
}
// replace time()
uopz_rename("time", "original_time");
uopz_function("time", function () use($travelName) {
return original_time() + $_ENV[$travelName];
});
// replace strtotime()
uopz_rename("strtotime", "original_strtotime");
uopz_function("strtotime", function ($time, $now = 0) {
if (isset($now) && !empty($now)) {
return original_strtotime($time, $now);
} else {
return original_strtotime($time, time());
}
});
// replace date()
uopz_rename("date", "original_date");
uopz_function("date", function ($format, $timestamp = 0) {
if (isset($timestamp) && !empty($timestamp)) {
return original_date($format, $timestamp);
} else {
return original_date($format, time());
}
});
return true;
};
$travelByRunkit = function () use($travelName) {
// replace time()
runkit_function_rename("time", "original_time");
runkit_function_add("time", "", <<<FUNC
\t return original_time() + \$_ENV["{$travelName}"];
FUNC
public static function teardownAfterClass()
{
uopz_rename("myfwrite", "fwrite");
}
