public async Task Should_indicate_not_in_progress_even_if_file_cant_be_deleted()
{
var currentDirectory = TestContext.CurrentContext.TestDirectory;
// cleanup
foreach (var file in Directory.GetFiles(currentDirectory, "*.upgrade"))
{
File.Delete(file);
}
File.Create(Path.Combine(currentDirectory, $"{DateTime.UtcNow.ToFileTimeUtc()}.upgrade")).Close();
var latestTime = DateTime.UtcNow.AddMinutes(1);
var latest = Path.Combine(currentDirectory, $"{latestTime.ToFileTimeUtc()}.upgrade");
File.Create(latest).Close();
var latestFile = File.Open(latest, FileMode.Open, FileAccess.Read); // leave it open to prevent deletion
var staleIndexChecker = new TestableStaleIndexChecker();
var indexStore = new StaleIndexInfoStore();
staleIndexChecker.Result = false; // stale
var checker = new TestableCheckerTask(staleIndexChecker, indexStore, currentDirectory);
StaleIndexInfo?infoInProgress, infoDone;
try
{
checker.Start();
await Task.Delay(1000); // evil time based for now
infoInProgress = indexStore.Get();
await Task.Delay(1000); // evil time based for now
staleIndexChecker.Result = true;
await Task.Delay(1000); // evil time based for now
infoDone = indexStore.Get();
}
finally
{
checker.Stop();
latestFile.Close();
}
Assert.AreEqual(staleIndexChecker.CutoffTime, latestTime);
Assert.IsTrue(infoInProgress.Value.InProgress);
Assert.IsFalse(infoDone.Value.InProgress);
}
public async Task Should_delete_upgrade_file_once_indexing_reached_cutoff()
{
var currentDirectory = TestContext.CurrentContext.TestDirectory;
// cleanup
foreach (var file in Directory.GetFiles(currentDirectory, "*.upgrade"))
{
File.Delete(file);
}
File.Create(Path.Combine(currentDirectory, $"{DateTime.UtcNow.ToFileTimeUtc()}.upgrade")).Close();
var latestTime = DateTime.UtcNow.AddMinutes(1);
var latest = Path.Combine(currentDirectory, $"{latestTime.ToFileTimeUtc()}.upgrade");
File.Create(latest).Close();
var staleIndexChecker = new TestableStaleIndexChecker();
var indexStore = new StaleIndexInfoStore();
staleIndexChecker.Result = false; // stale
var checker = new TestableCheckerTask(staleIndexChecker, indexStore, currentDirectory);
StaleIndexInfo?infoInProgress, infoDone;
try
{
checker.Start();
await Task.Delay(1000); // evil time based for now
infoInProgress = indexStore.Get();
await Task.Delay(1000); // evil time based for now
staleIndexChecker.Result = true;
await Task.Delay(1000); // evil time based for now
infoDone = indexStore.Get();
}
finally
{
checker.Stop();
}
Assert.False(File.Exists(latest));
Assert.AreEqual(staleIndexChecker.CutoffTime, latestTime);
Assert.IsTrue(infoInProgress.Value.InProgress);
Assert.IsFalse(infoDone.Value.InProgress);
}
