/** * Checks if the function generates PHP error or throws exception. * @param callable * @param int|string|array * @param string message * @return null|Exception */ public static function error($function, $expectedType, $expectedMessage = NULL) { if (is_string($expectedType) && !preg_match('#^E_[A-Z_]+\\z#', $expectedType)) { return static::exception($function, $expectedType, $expectedMessage); } $expected = is_array($expectedType) ? $expectedType : array(array($expectedType, $expectedMessage)); foreach ($expected as &$item) { list($expectedType, $expectedMessage) = $item; if (is_int($expectedType)) { $item[2] = Helpers::errorTypeToString($expectedType); } elseif (is_string($expectedType)) { $item[0] = constant($item[2] = $expectedType); } else { throw new \Exception('Error type must be E_* constant.'); } } set_error_handler(function ($severity, $message, $file, $line) use(&$expected) { if (($severity & error_reporting()) !== $severity) { return; } $errorStr = Helpers::errorTypeToString($severity) . ($message ? " ({$message})" : ''); list($expectedType, $expectedMessage, $expectedTypeStr) = array_shift($expected); if ($expectedType === NULL) { restore_error_handler(); Assert::fail("Generated more errors than expected: {$errorStr} was generated in file {$file} on line {$line}"); } elseif ($severity !== $expectedType) { restore_error_handler(); Assert::fail("{$expectedTypeStr} was expected, but {$errorStr} was generated in file {$file} on line {$line}"); } elseif ($expectedMessage && !Assert::isMatching($expectedMessage, $message)) { restore_error_handler(); Assert::fail("{$expectedTypeStr} with a message matching %2 was expected but got %1", $message, $expectedMessage); } }); reset($expected); call_user_func($function); restore_error_handler(); if ($expected) { self::fail('Error was expected, but was not generated'); } }
/** * Checks if the function does neither generate PHP error nor throw Exception * @param callable * @param string * @return null|\Exception */ public static function noError($function, $message = NULL) { self::$counter++; set_error_handler(function ($severity, $msg, $file, $line) use(&$expected, $message) { if (($severity & error_reporting()) !== $severity) { return; } $errorStr = Helpers::errorTypeToString($severity) . ($msg ? " ({$msg})" : ''); restore_error_handler(); Assert::fail(($message ? "{$message}: " : '') . "occurred error {$errorStr}"); }); try { call_user_func($function); } catch (\Exception $e) { if ($e instanceof AssertException) { // assertion exception already thrown by error handler, re-throw throw $e; } restore_error_handler(); Assert::fail(($message ? "{$message}: " : '') . sprintf('%s was thrown. Code: %d Message: %s', get_class($e), $e->getCode(), $e->getMessage())); } restore_error_handler(); }