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Bug 793672 - Tests for the debugging server profiler actor. r=past

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This commit is contained in:
Mike Hommey 2012-10-06 10:38:35 +02:00
parent d77ec16b08
commit 0de1311c06
2 changed files with 162 additions and 0 deletions
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161
toolkit/devtools/debugger/tests/unit/test_profiler_actor.js Normal file
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/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
const Profiler = Cc["@mozilla.org/tools/profiler;1"].getService(Ci.nsIProfiler);
function run_test()
{
// Ensure the profiler is not running when the test starts (it could
// happen if the MOZ_PROFILER_STARTUP environment variable is set)
Profiler.StopProfiler();
DebuggerServer.init(function () { return true; });
DebuggerServer.addBrowserActors();
var client = new DebuggerClient(DebuggerServer.connectPipe());
client.connect(function () {
client.listTabs(function(aResponse) {
test_profiler_actor(client, aResponse.profilerActor);
});
});
do_test_pending();
}
function test_profiler_actor(aClient, aProfiler)
{
aClient.request({ to: aProfiler, type: "isActive" }, function (aResponse) {
do_check_false(aResponse.isActive);
aClient.request({ to: aProfiler, type: "getFeatures" }, function (aResponse) {
var features = Profiler.GetFeatures([]);
do_check_eq(aResponse.features.length, features.length);
for (var i = 0; i < features.length; i++)
do_check_eq(aResponse.features[i], features[i]);
aClient.request({ to: aProfiler, type: "startProfiler", features: ['jank', 'js'] }, function (aResponse) {
do_check_eq(typeof aResponse.msg, "string");
aClient.request({ to: aProfiler, type: "isActive" }, function (aResponse) {
do_check_true(aResponse.isActive);
aClient.request({ to: aProfiler, type: "getResponsivenessTimes" }, function (aResponse) {
do_check_eq(typeof aResponse.responsivenessTimes, "object");
aClient.request({ to: aProfiler, type: "getSharedLibraryInformation" }, function (aResponse) {
do_check_eq(typeof aResponse.sharedLibraryInformation, "string");
try {
JSON.parse(aResponse.sharedLibraryInformation);
} catch(e) {
do_throw(e.toString(), Components.stack.caller);
}
test_event_notifications(aClient, aProfiler);
});
});
});
});
});
});
}
function test_event_notifications(aClient, aProfiler)
{
aClient.request({ to: aProfiler, type: "registerEventNotifications", events: ["foo", "bar"] }, function (aResponse) {
do_check_eq(typeof aResponse.registered, "object");
do_check_eq(aResponse.registered.length, 2);
do_check_eq(aResponse.registered[0], "foo");
do_check_eq(aResponse.registered[1], "bar");
aClient.request({ to: aProfiler, type: "registerEventNotifications", events: ["foo"] }, function (aResponse) {
do_check_eq(typeof aResponse.registered, "object");
do_check_eq(aResponse.registered.length, 0);
aClient.addListener("eventNotification", function (aType, aData) {
do_check_eq(aType, "eventNotification");
do_check_eq(aData.event, "foo");
do_check_eq(typeof aData.subject, "object");
do_check_eq(aData.subject.foo, "foo");
do_check_eq(aData.data, "foo");
});
var subject = { foo: "foo" };
subject.wrappedJSObject = subject;
Services.obs.notifyObservers(subject, "foo", "foo");
aClient.request({ to: aProfiler, type: "unregisterEventNotifications", events: ["foo", "bar", "qux"] }, function (aResponse) {
do_check_eq(typeof aResponse.unregistered, "object");
do_check_eq(aResponse.unregistered.length, 2);
do_check_eq(aResponse.unregistered[0], "foo");
do_check_eq(aResponse.unregistered[1], "bar");
// All events being now unregistered, sending an event shouldn't
// do anything. If it does, the eventNotification listener above
// will catch the event and fail on the aData.event test.
Services.obs.notifyObservers(null, "bar", null);
test_profile(aClient, aProfiler);
});
});
});
}
function test_profile(aClient, aProfiler)
{
// No idea why, but Components.stack.sourceLine returns null.
var funcLine = Components.stack.lineNumber - 3;
// Busy wait a few milliseconds
var start = Date.now();
var stack;
while (Date.now() - start < 200) { stack = Components.stack; }
aClient.request({ to: aProfiler, type: "getProfile" }, function (aResponse) {
do_check_eq(typeof aResponse.profile, "object");
do_check_eq(typeof aResponse.profile.meta, "object");
do_check_eq(typeof aResponse.profile.meta.platform, "string");
do_check_eq(typeof aResponse.profile.threads, "object");
do_check_eq(typeof aResponse.profile.threads[0], "object");
do_check_eq(typeof aResponse.profile.threads[0].samples, "object");
do_check_neq(aResponse.profile.threads[0].samples.length, 0);
// A sample around the middle of the list is expected to have been
// in the busy wait above.
var sample = aResponse.profile.threads[0].samples[Math.floor(aResponse.profile.threads[0].samples.length / 2)];
do_check_eq(sample.name, "(root)");
do_check_eq(typeof sample.frames, "object");
do_check_neq(sample.frames.length, 0);
do_check_true(sample.frames.some(function(f) {
return (f.line == stack.lineNumber) &&
(f.location == stack.name + " (" + stack.filename + ":" + funcLine + ")");
}));
aClient.request({ to: aProfiler, type: "stopProfiler" }, function (aResponse) {
do_check_eq(typeof aResponse.msg, "string");
aClient.request({ to: aProfiler, type: "isActive" }, function (aResponse) {
do_check_false(aResponse.isActive);
aClient.close(function() {
test_profiler_status();
});
});
});
});
}
function test_profiler_status()
{
var connectionClosed = DebuggerServer._connectionClosed;
DebuggerServer._connectionClosed = function (conn) {
connectionClosed.call(this, conn);
// Check that closing the connection stops the profiler
do_check_false(Profiler.IsActive());
do_test_finished();
};
var client = new DebuggerClient(DebuggerServer.connectPipe());
client.connect(function () {
client.listTabs(function(aResponse) {
var profiler = aResponse.profilerActor;
do_check_false(Profiler.IsActive());
client.request({ to: profiler, type: "startProfiler", features: [] }, function (aResponse) {
do_check_true(Profiler.IsActive());
client.close(function() { });
});
});
});
}

1
toolkit/devtools/debugger/tests/unit/xpcshell.ini
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@ -66,3 +66,4 @@ tail =
[test_longstringgrips-02.js]
[test_source-01.js]
[test_breakpointstore.js]
[test_profiler_actor.js]