1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/toolkit/components/telemetry/tests/unit/test_TelemetryStopwatch.js Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,122 @@
1.4 +/* Any copyright is dedicated to the Public Domain.
1.5 + * http://creativecommons.org/publicdomain/zero/1.0/ */
1.6 +
1.7 +const Cc = Components.classes;
1.8 +const Ci = Components.interfaces;
1.9 +const Cu = Components.utils;
1.10 +
1.11 +const Telemetry = Cc["@mozilla.org/base/telemetry;1"]
1.12 + .getService(Ci.nsITelemetry);
1.13 +
1.14 +let tmpScope = {};
1.15 +Cu.import("resource://gre/modules/TelemetryStopwatch.jsm", tmpScope);
1.16 +let TelemetryStopwatch = tmpScope.TelemetryStopwatch;
1.17 +
1.18 +// We can't create a histogram here since the ones created with
1.19 +// newHistogram are not seen by getHistogramById that the module uses.
1.20 +const HIST_NAME = "TELEMETRY_PING";
1.21 +const HIST_NAME2 = "RANGE_CHECKSUM_ERRORS";
1.22 +
1.23 +let refObj = {}, refObj2 = {};
1.24 +
1.25 +let originalCount1, originalCount2;
1.26 +
1.27 +function run_test() {
1.28 + let histogram = Telemetry.getHistogramById(HIST_NAME);
1.29 + let snapshot = histogram.snapshot();
1.30 + originalCount1 = snapshot.counts.reduce(function (a,b) a += b);
1.31 +
1.32 + histogram = Telemetry.getHistogramById(HIST_NAME2);
1.33 + snapshot = histogram.snapshot();
1.34 + originalCount2 = snapshot.counts.reduce(function (a,b) a += b);
1.35 +
1.36 + do_check_false(TelemetryStopwatch.start(3));
1.37 + do_check_false(TelemetryStopwatch.start({}));
1.38 + do_check_false(TelemetryStopwatch.start("", 3));
1.39 + do_check_false(TelemetryStopwatch.start("", ""));
1.40 + do_check_false(TelemetryStopwatch.start({}, {}));
1.41 +
1.42 + do_check_true(TelemetryStopwatch.start("mark1"));
1.43 + do_check_true(TelemetryStopwatch.start("mark2"));
1.44 +
1.45 + do_check_true(TelemetryStopwatch.start("mark1", refObj));
1.46 + do_check_true(TelemetryStopwatch.start("mark2", refObj));
1.47 +
1.48 + // Same timer can't be re-started before being stopped
1.49 + do_check_false(TelemetryStopwatch.start("mark1"));
1.50 + do_check_false(TelemetryStopwatch.start("mark1", refObj));
1.51 +
1.52 + // Can't stop a timer that was accidentaly started twice
1.53 + do_check_false(TelemetryStopwatch.finish("mark1"));
1.54 + do_check_false(TelemetryStopwatch.finish("mark1", refObj));
1.55 +
1.56 + do_check_true(TelemetryStopwatch.start("NON-EXISTENT_HISTOGRAM"));
1.57 + try {
1.58 + TelemetryStopwatch.finish("NON-EXISTENT_HISTOGRAM");
1.59 + do_throw("Non-existent histogram name should throw an error.");
1.60 + } catch (e) {}
1.61 +
1.62 + do_check_true(TelemetryStopwatch.start("NON-EXISTENT_HISTOGRAM", refObj));
1.63 + try {
1.64 + TelemetryStopwatch.finish("NON-EXISTENT_HISTOGRAM", refObj);
1.65 + do_throw("Non-existent histogram name should throw an error.");
1.66 + } catch (e) {}
1.67 +
1.68 + do_check_true(TelemetryStopwatch.start(HIST_NAME));
1.69 + do_check_true(TelemetryStopwatch.start(HIST_NAME2));
1.70 + do_check_true(TelemetryStopwatch.start(HIST_NAME, refObj));
1.71 + do_check_true(TelemetryStopwatch.start(HIST_NAME2, refObj));
1.72 + do_check_true(TelemetryStopwatch.start(HIST_NAME, refObj2));
1.73 + do_check_true(TelemetryStopwatch.start(HIST_NAME2, refObj2));
1.74 +
1.75 + do_check_true(TelemetryStopwatch.finish(HIST_NAME));
1.76 + do_check_true(TelemetryStopwatch.finish(HIST_NAME2));
1.77 + do_check_true(TelemetryStopwatch.finish(HIST_NAME, refObj));
1.78 + do_check_true(TelemetryStopwatch.finish(HIST_NAME2, refObj));
1.79 + do_check_true(TelemetryStopwatch.finish(HIST_NAME, refObj2));
1.80 + do_check_true(TelemetryStopwatch.finish(HIST_NAME2, refObj2));
1.81 +
1.82 + // Verify that TS.finish deleted the timers
1.83 + do_check_false(TelemetryStopwatch.finish(HIST_NAME));
1.84 + do_check_false(TelemetryStopwatch.finish(HIST_NAME, refObj));
1.85 +
1.86 + // Verify that they can be used again
1.87 + do_check_true(TelemetryStopwatch.start(HIST_NAME));
1.88 + do_check_true(TelemetryStopwatch.start(HIST_NAME, refObj));
1.89 + do_check_true(TelemetryStopwatch.finish(HIST_NAME));
1.90 + do_check_true(TelemetryStopwatch.finish(HIST_NAME, refObj));
1.91 +
1.92 + do_check_false(TelemetryStopwatch.finish("unknown-mark")); // Unknown marker
1.93 + do_check_false(TelemetryStopwatch.finish("unknown-mark", {})); // Unknown object
1.94 + do_check_false(TelemetryStopwatch.finish(HIST_NAME, {})); // Known mark on unknown object
1.95 +
1.96 + // Test cancel
1.97 + do_check_true(TelemetryStopwatch.start(HIST_NAME));
1.98 + do_check_true(TelemetryStopwatch.start(HIST_NAME, refObj));
1.99 + do_check_true(TelemetryStopwatch.cancel(HIST_NAME));
1.100 + do_check_true(TelemetryStopwatch.cancel(HIST_NAME, refObj));
1.101 +
1.102 + // Verify that can not cancel twice
1.103 + do_check_false(TelemetryStopwatch.cancel(HIST_NAME));
1.104 + do_check_false(TelemetryStopwatch.cancel(HIST_NAME, refObj));
1.105 +
1.106 + // Verify that cancel removes the timers
1.107 + do_check_false(TelemetryStopwatch.finish(HIST_NAME));
1.108 + do_check_false(TelemetryStopwatch.finish(HIST_NAME, refObj));
1.109 +
1.110 + finishTest();
1.111 +}
1.112 +
1.113 +function finishTest() {
1.114 + let histogram = Telemetry.getHistogramById(HIST_NAME);
1.115 + let snapshot = histogram.snapshot();
1.116 + let newCount = snapshot.counts.reduce(function (a,b) a += b);
1.117 +
1.118 + do_check_eq(newCount - originalCount1, 5, "The correct number of histograms were added for histogram 1.");
1.119 +
1.120 + histogram = Telemetry.getHistogramById(HIST_NAME2);
1.121 + snapshot = histogram.snapshot();
1.122 + newCount = snapshot.counts.reduce(function (a,b) a += b);
1.123 +
1.124 + do_check_eq(newCount - originalCount2, 3, "The correct number of histograms were added for histogram 2.");
1.125 +}
