public async Task CachedFilesViewModelTests_DeleteOne()
{
int nFiles = 3;
string[] fileNames = new string[nFiles];
for (int i = 0; i < nFiles; i++)
{
fileNames[i] = await CreateRandomFile();
}
ICachedFilesViewModel vm = await this.viewModelFactory.AssembleAsync();
Assert.AreEqual(nFiles, vm.StoredFiles.Count);
for (int i = 0; i < nFiles; i++)
{
// Order is not guaranteed to be the same
Assert.IsTrue(fileNames.Contains(vm.StoredFiles[i].Metadata));
}
this.promptService.Result = true;
int iDelete = 1;
string deletedName = vm.StoredFiles[iDelete].Metadata;
await vm.StoredFiles[iDelete].ForgetCommand.ExecuteAsync(null);
Assert.AreEqual(nFiles - 1, vm.StoredFiles.Count, "CachedFiles.Count should decrement on delete");
Assert.IsFalse(vm.StoredFiles.Select(desc => desc.Metadata).Contains(deletedName), "The right entry should have been deleted");
await AwaitableTimeout(200);
ICachedFilesViewModel newVm = await this.viewModelFactory.AssembleAsync();
Assert.AreEqual(nFiles - 1, newVm.StoredFiles.Count, "Assembling a new ViewModel should reflect the deleted entry");
}
public async Task CachedFilesViewModelTests_FileCount()
{
int nFiles = 3;
for (int i = 0; i < nFiles; i++)
{
await CreateRandomFile();
}
ICachedFilesViewModel vm = await this.viewModelFactory.AssembleAsync();
Assert.AreEqual(nFiles, vm.StoredFiles.Count);
}
/// <summary>
/// Creates an instance of the dialog with an overridden prompt blurb.
/// </summary>
/// <param name=""></param>
/// <param name="blurb">Text to display at the top of the dialog.</param>
public CachedFileManagementDialog(ICachedFilesViewModel viewModel, string blurb)
: this(viewModel)
{
this.blurb.Text = blurb;
}
/// <summary>
/// Creates an instance of the dialog with a default text blurb.
/// </summary>
/// <param name="viewModel"></param>
public CachedFileManagementDialog(ICachedFilesViewModel viewModel)
{
ViewModel = viewModel ?? throw new ArgumentNullException(nameof(viewModel));
InitializeComponent();
}
