public void LogIsThreadSafe()
{
DeleteLog();
FileExceptionlessLog log = GetLog(LOG_FILE);
// write 3mb of content to the log in multiple threads
Parallel.For(0, 1024 * 3, i => log.Info(new string('0', 1024)));
log.Flush();
Assert.True(log.GetFileSize() > 1024 * 1024 * 3);
// force a check file size call
log.CheckFileSize();
// make sure it didn't clear the log
Assert.True(log.GetFileSize() > 1024 * 1024 * 3);
// write another 3mb of content to the log
Parallel.For(0, 1024 * 3, i => log.Info(new string('0', 1024)));
log.Flush();
long size = log.GetFileSize();
Console.WriteLine("File: " + size);
// do the check size while writing to the log from multiple threads
Parallel.Invoke(
() => Parallel.For(0, 1024 * 3, i => log.Info(new string('0', 1024))),
() => {
Thread.Sleep(10);
log.CheckFileSize();
});
// should be more than 99 lines of text in the file
size = log.GetFileSize();
Console.WriteLine("File: " + size);
Assert.True(size > 1024 * 99);
log.Dispose();
}
public void LogResetsAfter5mb()
{
DeleteLog();
FileExceptionlessLog log = GetLog(LOG_FILE);
// write 3mb of content to the log
for (int i = 0; i < 1024 * 3; i++)
{
log.Info(new string('0', 1024));
}
log.Flush();
Assert.True(log.GetFileSize() > 1024 * 1024 * 3);
// force a check file size call
log.CheckFileSize();
// make sure it didn't clear the log
Assert.True(log.GetFileSize() > 1024 * 1024 * 3);
// write another 3mb of content to the log
for (int i = 0; i < 1024 * 3; i++)
{
log.Info(new string('0', 1024));
}
log.Flush();
// force a check file size call
log.CheckFileSize();
// make sure it cleared the log
long size = log.GetFileSize();
// should be 99 lines of text in the file
Assert.True(size > 1024 * 99);
log.Dispose();
}
