public async Task UnknownApplicationId_RunAsync_DoesNotDeleteExistingApps()
        {
            _appClient
            .Setup(c => c.GetApplicationInfoAsync(
                       _item.ApplicationId, false, 60, CancellationToken.None))
            .Returns(Task.FromResult((ApplicationInfo)null));

            await _command.RunAsync();

            _appClient.Verify(c => c.DeleteApplicationAsync(
                                  It.IsAny <string>(), null, 60, CancellationToken.None), Times.Never);
        }