toolkit/devtools/server/tests/unit/test_nesting-01.js

branch
TOR_BUG_3246
changeset 7
129ffea94266
equal deleted inserted replaced
-1:000000000000 0:90ec51cf24a0
1 /* -*- Mode: javascript; js-indent-level: 2; -*- */
2 /* Any copyright is dedicated to the Public Domain.
3 http://creativecommons.org/publicdomain/zero/1.0/ */
4
5 // Test that we can nest event loops when needed in
6 // ThreadActor.prototype.synchronize.
7
8 var gClient;
9 var gThreadActor;
10
11 function run_test() {
12 initTestDebuggerServer();
13 let gDebuggee = addTestGlobal("test-nesting");
14 gClient = new DebuggerClient(DebuggerServer.connectPipe());
15 gClient.connect(function () {
16 attachTestTabAndResume(gClient, "test-nesting", function (aResponse, aTabClient, aThreadClient) {
17 // Reach over the protocol connection and get a reference to the thread actor.
18 gThreadActor = aThreadClient._transport._serverConnection.getActor(aThreadClient._actor);
19
20 test_nesting();
21 });
22 });
23 do_test_pending();
24 }
25
26 function test_nesting() {
27 const thread = gThreadActor;
28 const { resolve, reject, promise: p } = promise.defer();
29
30 let currentStep = 0;
31
32 executeSoon(function () {
33 // Should be on the first step
34 do_check_eq(++currentStep, 1);
35 // We should have one nested event loop from synchronize
36 do_check_eq(thread._nestedEventLoops.size, 1);
37 resolve(true);
38 });
39
40 do_check_eq(thread.synchronize(p), true);
41
42 // Should be on the second step
43 do_check_eq(++currentStep, 2);
44 // There shouldn't be any nested event loops anymore
45 do_check_eq(thread._nestedEventLoops.size, 0);
46
47 finishClient(gClient);
48 }

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