71 lines
2.3 KiB
JavaScript
71 lines
2.3 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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var unload = require("sdk/system/unload");
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var { Loader, LoaderWithHookedConsole } = require("sdk/test/loader");
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exports.testUnloading = function(assert) {
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let { loader, messages } = LoaderWithHookedConsole(module);
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var ul = loader.require("sdk/system/unload");
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var unloadCalled = 0;
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function unload() {
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unloadCalled++;
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throw new Error("error");
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}
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ul.when(unload);
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// This should be ignored, as we already registered it
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ul.when(unload);
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function unload2() { unloadCalled++; }
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ul.when(unload2);
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loader.unload();
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assert.equal(unloadCalled, 2,
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"Unloader functions are called on unload.");
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assert.equal(messages.length, 1,
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"One unload handler threw exception 1/2");
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assert.equal(messages[0].type, "exception",
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"One unload handler threw exception 2/2");
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};
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exports.testEnsure = function(assert) {
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assert.throws(function() { unload.ensure({}); },
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/object has no 'unload' property/,
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"passing obj with no unload prop should fail");
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assert.throws(function() { unload.ensure({}, "destroy"); },
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/object has no 'destroy' property/,
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"passing obj with no custom unload prop should fail");
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var called = 0;
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var obj = {unload: function() { called++; }};
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unload.ensure(obj);
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obj.unload();
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assert.equal(called, 1,
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"unload() should be called");
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obj.unload();
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assert.equal(called, 1,
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"unload() should be called only once");
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};
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exports.testReason = function (assert) {
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var reason = "Reason doesn't actually have to be anything in particular.";
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var loader = Loader(module);
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var ul = loader.require("sdk/system/unload");
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ul.when(function (rsn) {
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assert.equal(rsn, reason,
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"when() reason should be reason given to loader");
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});
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var obj = {
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unload: function (rsn) {
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assert.equal(rsn, reason,
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"ensure() reason should be reason given to loader");
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}
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};
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ul.ensure(obj);
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loader.unload(reason);
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};
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require("sdk/test").run(exports);
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