System.IO.IsolatedStorage.TestHelper.WipeStores C# (CSharp) Méthode

        public static void WipeStores()
        {
            foreach (string root in s_roots)
            {
                try
                {
                    if (Directory.Exists(root))
                    {
                        Directory.Delete(root, recursive: true);
                    }
                }
                catch (Exception e)
                {
                    Debug.WriteLine($"Failed to wipe stores: {e.Message}");
                }
            }
        }

        public void OpenFile_PassesFileMode()
        {
            TestHelper.WipeStores();

            using (IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly())
            {
                string file = "OpenFile_PassesFileMode";
                using (isf.OpenFile(file, FileMode.CreateNew)) { }
                Assert.True(isf.FileExists(file), "file exists");

                Assert.Throws <IsolatedStorageException>(() => isf.OpenFile(file, FileMode.CreateNew));
                using (isf.OpenFile(file, FileMode.Create)) { }
            }
        }