Bottles.Environment.FileExists.Check C# (CSharp) Метод

        public void Check(IPackageLog log)
        {
            if (File.Exists(_file))
            {
                log.Trace(SuccessMessage, _file);
            }
            else
            {
                log.MarkFailure(FailureMessage, _file);
            }
        }

        public void negative_test()
        {
            var log = new PackageLog();

            var file = Guid.NewGuid().ToString() + ".txt";
            var requirement = new FileExists(file);

            requirement.Check(log);

            log.Success.ShouldBeFalse();
            log.FullTraceText().ShouldContain("File '{0}' does not exist!".ToFormat(file));
        }