gecko/services/sync/tests/unit/test_utils_ensureOneOpen.js

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Cu.import("resource://services-sync/util.js");
function WinMock(href) {
this.location = {href: href};
this._open = true;
};
WinMock.prototype = {
addEventListener: function(type, listener) {
this._listener = listener;
},
close: function() {
if (this._listener) {
this._listener();
}
this._open = false;
}
};
function run_test() {
let w1 = new WinMock("chrome://win/win.xul");
Utils.ensureOneOpen(w1);
do_check_true(w1._open);
let w2 = new WinMock("chrome://win/win.xul");
Utils.ensureOneOpen(w2);
do_check_false(w1._open);
// close w2 and test that ensureOneOpen doesn't
// close it again
w2.close();
w2._open = true;
let w3 = new WinMock("chrome://win/win.xul");
Utils.ensureOneOpen(w3);
do_check_true(w2._open);
}