The Tor Browser: toolkit/mozapps/extensions/test/xpcshell/test

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* Any copyright is dedicated to the Public Domain.

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

     3  */

     5 // Test the cancellable doing/done/cancelAll API in XPIProvider

     7 let scope = Components.utils.import("resource://gre/modules/addons/XPIProvider.jsm");

     8 let XPIProvider = scope.XPIProvider;

    10 function run_test() {

    11   // Check that cancelling with nothing in progress doesn't blow up

    12   XPIProvider.cancelAll();

    14   // Check that a basic object gets cancelled

    15   let getsCancelled = {

    16     isCancelled: false,

    17     cancel: function () {

    18       if (this.isCancelled)

    19         do_throw("Already cancelled");

    20       this.isCancelled = true;

    21     }

    22   };

    23   XPIProvider.doing(getsCancelled);

    24   XPIProvider.cancelAll();

    25   do_check_true(getsCancelled.isCancelled);

    27   // Check that if we complete a cancellable, it doesn't get cancelled

    28   let doesntGetCancelled = {

    29     cancel: () => do_throw("This should not have been cancelled")

    30   };

    31   XPIProvider.doing(doesntGetCancelled);

    32   do_check_true(XPIProvider.done(doesntGetCancelled));

    33   XPIProvider.cancelAll();

    35   // A cancellable that adds a cancellable

    36   getsCancelled.isCancelled = false;

    37   let addsAnother = {

    38     isCancelled: false,

    39     cancel: function () {

    40       if (this.isCancelled)

    41         do_throw("Already cancelled");

    42       this.isCancelled = true;

    43       XPIProvider.doing(getsCancelled);

    44     }

    45   }

    46   XPIProvider.doing(addsAnother);

    47   XPIProvider.cancelAll();

    48   do_check_true(addsAnother.isCancelled);

    49   do_check_true(getsCancelled.isCancelled);

    51   // A cancellable that removes another. This assumes that Set() iterates in the

    52   // order that members were added

    53   let removesAnother = {

    54     isCancelled: false,

    55     cancel: function () {

    56       if (this.isCancelled)

    57         do_throw("Already cancelled");

    58       this.isCancelled = true;

    59       XPIProvider.done(doesntGetCancelled);

    60     }

    61   }

    62   XPIProvider.doing(removesAnother);

    63   XPIProvider.doing(doesntGetCancelled);

    64   XPIProvider.cancelAll();

    65   do_check_true(removesAnother.isCancelled);

    66 }

The Tor Browser / file revision