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 /* -*- Mode: javascript; js-indent-level: 2; -*- */

 /* Any copyright is dedicated to the Public Domain.

    http://creativecommons.org/publicdomain/zero/1.0/ */

 // Test that we can nest event loops when needed in

 // ThreadActor.prototype.synchronize.

 var gClient;

 var gThreadActor;

 function run_test() {

   initTestDebuggerServer();

   let gDebuggee = addTestGlobal("test-nesting");

   gClient = new DebuggerClient(DebuggerServer.connectPipe());

   gClient.connect(function () {

     attachTestTabAndResume(gClient, "test-nesting", function (aResponse, aTabClient, aThreadClient) {

       // Reach over the protocol connection and get a reference to the thread actor.

       gThreadActor = aThreadClient._transport._serverConnection.getActor(aThreadClient._actor);

       test_nesting();

     });

   });

   do_test_pending();

 }

 function test_nesting() {

   const thread = gThreadActor;

   const { resolve, reject, promise: p } = promise.defer();

   let currentStep = 0;

   executeSoon(function () {

     // Should be on the first step

     do_check_eq(++currentStep, 1);

     // We should have one nested event loop from synchronize

     do_check_eq(thread._nestedEventLoops.size, 1);

     resolve(true);

   });

   do_check_eq(thread.synchronize(p), true);

   // Should be on the second step

   do_check_eq(++currentStep, 2);

   // There shouldn't be any nested event loops anymore

   do_check_eq(thread._nestedEventLoops.size, 0);

   finishClient(gClient);

 }