public void BeginMonitorBasicTest(int numLines, int interval)
{
MonitorTestSetUp();
var cts = new CancellationTokenSource();
Monitor = MonitorFactory.CreateMonitor(MonitorType.Timer, TestHelper.CreateOptions(TestOutputDirectory, "*.txt", interval), WriteToFile, cts.Token);
Monitor.BeginMonitor();
AddAFile(numLines);
Assert.AreEqual(2, AddedFiles.Count);
// sleep here so the timer has fired once
Thread.Sleep(interval + 500);
// check the event output file for 1 created event
var lines = ReadLines(AddedFiles[0]);
Assert.AreEqual(1, lines.Count);
CheckLine(lines[0], "Created", AddedFiles[1], numLines);
// change the file
AppendAllText(AddedFiles[1], "11\n");
// sleep here so the timer has fired again
Thread.Sleep(interval);
lines = ReadLines(AddedFiles[0]);
Assert.AreEqual(2, lines.Count);
CheckLine(lines[0], "Created", AddedFiles[1], numLines);
CheckLine(lines[1], "Changed", AddedFiles[1], 1);
// change the file
WriteAllText(AddedFiles[1], "0\n");
// sleep here so the timer has fired again
Thread.Sleep(interval);
lines = ReadLines(AddedFiles[0]);
Assert.AreEqual(3, lines.Count);
CheckLine(lines[0], "Created", AddedFiles[1], numLines);
CheckLine(lines[1], "Changed", AddedFiles[1], 1);
CheckLine(lines[2], "Changed", AddedFiles[1], -numLines);
// delete the file
File.Delete(AddedFiles[1]);
// sleep here so the timer has fired again
Thread.Sleep(interval);
lines = ReadLines(AddedFiles[0]);
Assert.AreEqual(4, lines.Count);
CheckLine(lines[0], "Created", AddedFiles[1], numLines);
CheckLine(lines[1], "Changed", AddedFiles[1], 1);
CheckLine(lines[2], "Changed", AddedFiles[1], -numLines);
CheckLine(lines[3], "Deleted", AddedFiles[1], 0);
cts.Cancel(false);
}
