public void testExisting() throws IOException, InterruptedException {
NDC.push("testExisting");
try {
File f = File.createTempFile("counter", "");
f.deleteOnExit();
PrintWriter pw = new PrintWriter(new FileWriter(f));
pw.println("# comment");
pw.println("threshold=100");
pw.println("current=0");
pw.close();
FileUsageCounter counter =
new FileUsageCounter("name", new TimeBasedUsage(), createTarget(), f);
counter.consume(new DataSample<Double>("source", "signature", 1d, null));
Thread.sleep(25);
// This will cause a debug message
counter.consume(new DataSample<Double>("source", "signature", 1d, null));
logger.debug("Consumed: " + counter.getUsageRelative());
Thread.sleep(25);
// This will cause an info message
counter.consume(new DataSample<Double>("source", "signature", 1d, null));
Thread.sleep(30);
// This will cause a warning message
counter.consume(new DataSample<Double>("source", "signature", 1d, null));
Thread.sleep(30);
// This *will* cause an alert (error message)
counter.consume(new DataSample<Double>("source", "signature", 1d, null));
logger.debug("Consumed: " + counter.getUsageRelative());
} finally {
NDC.pop();
}
}
