src/Neutrino/Support/Facades/Facade.php
public static function shouldReceive(...$params)
    {
        $name = static::getFacadeAccessor();
        if (static::isMock()) {
            $mock = self::$resolvedInstance[$name];
        } else {
            $mock = static::createFreshMockInstance();
        }

        return $mock->shouldReceive(...$params);
    }
public static function shouldReceive(...$params)
    {
        $name = static::getFacadeAccessor();
        if (static::isMock()) {
            $mock = self::$resolvedInstance[$name];
        } else {
            $mock = static::createFreshMockInstance();
        }

        return $mock->shouldReceive(...$params);
    }
Initiate a mock expectation on the facade.

@param mixed ...$params

@return \Mockery\Expectation