System.CodeDom.Tests.TempFileCollectionTests.AddFile C# (CSharp) Method

        public void AddFile(bool fileExists, bool keepFile)
        {
            string directory = TempDirectory();
            const string FileName = "file.extension";
            string filePath = Path.Combine(directory, FileName);
            if (fileExists)
            {
                File.Create(filePath).Dispose();
            }
            try
            {
                using (var collection = new TempFileCollection(directory))
                {
                    // AddFile(fileName) is a misnomer, and should really be AddFile(filePath),
                    // as only files added with their full path are deleted.
                    collection.AddFile(filePath, keepFile);
                    Assert.Equal(fileExists, File.Exists(filePath));
                }

                Assert.Equal(fileExists && keepFile, File.Exists(filePath));
            }
            finally
            {
                if (File.Exists(filePath))
                {
                    File.Delete(filePath);
                }
            }
        }