public void TestDisposeFilesystemWatcher()
{
var filesystem = new Mock <IFilesystem>();
var watchdog = new Mock <IFilesystemWatchdog>();
var watchers = new List <Mock <IFilesystemWatcher> >();
watchdog.Setup(x => x.StartDirectoryWatch(It.IsAny <string>(),
It.IsAny <TimeSpan>(),
It.IsAny <string>(),
It.IsAny <SearchOption>()))
.Returns(() =>
{
var watcher = new Mock <IFilesystemWatcher>();
watchers.Add(watcher);
return(watcher.Object);
});
filesystem.Setup(x => x.Watchdog).Returns(watchdog.Object);
var dataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
filesystem.Object,
_settings,
TimeSpan.Zero);
watchers.Should().HaveCount(1, "because the data source should've created one filesystem watcher");
dataSource.Dispose();
watchers.Should().HaveCount(1, "because the data source should not have created anymore watchers");
watchers[0].Verify(x => x.Dispose(), Times.Once, "because the data source should've disposed of the watcher");
}
public void TestDisposeChildDataSources()
{
var path = Path.Combine(_filesystem.Roots.First().FullName, "logs");
_settings.LogFileFolderPath = path;
_settings.LogFileSearchPattern = "*.log";
var folderDataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
_filesystem.CreateDirectory(path);
_filesystem.WriteAllBytes(Path.Combine(path, "foo.log"), new byte[0]);
_taskScheduler.RunOnce();
var children = folderDataSource.OriginalSources;
children.Should().HaveCount(1);
var childDataSource = children[0];
childDataSource.IsDisposed.Should().BeFalse();
folderDataSource.Dispose();
childDataSource.IsDisposed.Should().BeTrue("because the folder data source should dispose of its children upon being disposed of itself");
}
private static IDataSource GetInnerDataSource(FolderDataSource folderDataSource)
{
var inner = (IDataSource)folderDataSource.GetType().GetField("_mergedDataSource", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(folderDataSource);
inner.Should().NotBeNull();
return(inner);
}
public void TestNoSuchDrive()
{
var dataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
var path = Path.Combine("Z:\\", "logs");
dataSource.Change(path, "*", false);
dataSource.OriginalSources.Should().BeEmpty();
}
public void TestNoSuchFolder()
{
var dataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
var path = Path.Combine(_filesystem.Roots.First().FullName, "logs");
dataSource.Change(path, "*", false);
_taskScheduler.RunOnce();
dataSource.OriginalSources.Should().BeEmpty();
}
public void TestClearAllShowAll()
{
var folderDataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
var merged = GetInnerDataSource(folderDataSource);
folderDataSource.ScreenCleared.Should().BeFalse();
folderDataSource.ClearScreen();
folderDataSource.ScreenCleared.Should().BeTrue();
merged.ScreenCleared.Should().BeTrue();
folderDataSource.ShowAll();
folderDataSource.ScreenCleared.Should().BeFalse();
merged.ScreenCleared.Should().BeFalse();
}
public void TestChange([Values(null, "", @"C:\temp")] string folderPath,
[Values(null, "", "*.log")] string logFileRegex,
[Values(true, false)] bool recursive)
{
var dataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
dataSource.Change(folderPath, logFileRegex, recursive);
dataSource.LogFileFolderPath.Should().Be(folderPath);
dataSource.LogFileSearchPattern.Should().Be(logFileRegex);
dataSource.Recursive.Should().Be(recursive);
_settings.LogFileFolderPath.Should().Be(folderPath);
_settings.LogFileSearchPattern.Should().Be(logFileRegex);
_settings.Recursive.Should().Be(recursive);
}
public void TestChangeLevelFilter()
{
var dataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
var unfiltered = dataSource.UnfilteredLogFile;
var filtered = dataSource.FilteredLogFile;
dataSource.LevelFilter = LevelFlags.Error;
dataSource.UnfilteredLogFile.Should().BeSameAs(unfiltered);
dataSource.FilteredLogFile.Should().BeSameAs(filtered);
dataSource.LevelFilter = LevelFlags.All;
dataSource.UnfilteredLogFile.Should().BeSameAs(unfiltered);
dataSource.FilteredLogFile.Should().BeSameAs(filtered);
}
public void TestChangeSingleLine()
{
var dataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
var unfiltered = dataSource.UnfilteredLogFile;
var filtered = dataSource.FilteredLogFile;
dataSource.IsSingleLine = !dataSource.IsSingleLine;
dataSource.UnfilteredLogFile.Should().BeSameAs(unfiltered);
dataSource.FilteredLogFile.Should().BeSameAs(filtered);
dataSource.IsSingleLine = !dataSource.IsSingleLine;
dataSource.UnfilteredLogFile.Should().BeSameAs(unfiltered);
dataSource.FilteredLogFile.Should().BeSameAs(filtered);
}
public void TestChangeFilter()
{
var dataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
var unfiltered = dataSource.UnfilteredLogFile;
var filtered = dataSource.FilteredLogFile;
dataSource.QuickFilterChain = new List <ILogEntryFilter>();
dataSource.UnfilteredLogFile.Should().BeSameAs(unfiltered);
dataSource.FilteredLogFile.Should().BeSameAs(filtered);
dataSource.QuickFilterChain = null;
dataSource.UnfilteredLogFile.Should().BeSameAs(unfiltered);
dataSource.FilteredLogFile.Should().BeSameAs(filtered);
}
public void TestMultiplePatterns()
{
var dataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
var path = Path.Combine(_filesystem.Roots.First().FullName, "logs");
_filesystem.CreateDirectory(path);
_filesystem.WriteAllBytes(Path.Combine(path, "foo.log"), new byte[0]);
_filesystem.WriteAllBytes(Path.Combine(path, "foo.bar"), new byte[0]);
_filesystem.WriteAllBytes(Path.Combine(path, "foo.txt"), new byte[0]);
dataSource.Change(path, "*.log;*.txt", false);
_taskScheduler.RunOnce();
dataSource.Property(x => (IEnumerable <IDataSource>)x.OriginalSources).ShouldEventually().HaveCount(2);
dataSource.OriginalSources[0].FullFileName.Should().Be(Path.Combine(path, "foo.log"));
dataSource.OriginalSources[1].FullFileName.Should().Be(Path.Combine(path, "foo.txt"));
}
public void TestTooManySources()
{
var dataSource = new FolderDataSource(_taskScheduler,
_logFileFactory,
_filesystem,
_settings,
TimeSpan.Zero);
var path = Path.Combine(_filesystem.Roots.First().FullName, "logs");
_filesystem.CreateDirectory(path);
for (int i = 0; i < 257; ++i)
{
_filesystem.WriteAllBytes(Path.Combine(path, $"{i}.txt"), new byte[0]);
}
dataSource.Change(path, "*.log;*.txt", false);
_taskScheduler.RunOnce();
dataSource.Property(x => (IEnumerable <IDataSource>)x.OriginalSources).ShouldEventually().HaveCount(255,
"because merged log file cannot merge more than 256 logs");
dataSource.UnfilteredFileCount.Should().Be(257);
dataSource.FilteredFileCount.Should().Be(257);
}
