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85 lines
2.3 KiB
JavaScript
85 lines
2.3 KiB
JavaScript
/*
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* Copyright 2012, Mozilla Foundation and contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// define(function(require, exports, module) {
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// <INJECTED SOURCE:START>
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// THIS FILE IS GENERATED FROM SOURCE IN THE GCLI PROJECT
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// DO NOT EDIT IT DIRECTLY
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var exports = {};
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const TEST_URI = "data:text/html;charset=utf-8,<p id='gcli-input'>gcli-testHistory.js</p>";
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function test() {
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helpers.addTabWithToolbar(TEST_URI, function(options) {
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return helpers.runTests(options, exports);
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}).then(finish);
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}
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// <INJECTED SOURCE:END>
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'use strict';
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// var assert = require('test/assert');
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var History = require('gcli/history').History;
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exports.testSimpleHistory = function (options) {
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var history = new History({});
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history.add('foo');
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history.add('bar');
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assert.is(history.backward(), 'bar');
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assert.is(history.backward(), 'foo');
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// Adding to the history again moves us back to the start of the history.
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history.add('quux');
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assert.is(history.backward(), 'quux');
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assert.is(history.backward(), 'bar');
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assert.is(history.backward(), 'foo');
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};
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exports.testBackwardsPastIndex = function (options) {
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var history = new History({});
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history.add('foo');
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history.add('bar');
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assert.is(history.backward(), 'bar');
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assert.is(history.backward(), 'foo');
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// Moving backwards past recorded history just keeps giving you the last
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// item.
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assert.is(history.backward(), 'foo');
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};
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exports.testForwardsPastIndex = function (options) {
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var history = new History({});
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history.add('foo');
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history.add('bar');
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assert.is(history.backward(), 'bar');
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assert.is(history.backward(), 'foo');
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// Going forward through the history again.
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assert.is(history.forward(), 'bar');
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// 'Present' time.
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assert.is(history.forward(), '');
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// Going to the 'future' just keeps giving us the empty string.
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assert.is(history.forward(), '');
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};
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// });
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