Andreas Hocevar
96 lines
3.1 KiB
JavaScript
96 lines
3.1 KiB
JavaScript
// Copyright 2011 The Closure Library Authors. All Rights Reserved.
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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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goog.provide('goog.positioning.MenuAnchoredPositionTest');
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goog.setTestOnly('goog.positioning.MenuAnchoredPositionTest');
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goog.require('goog.dom');
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goog.require('goog.positioning.Corner');
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goog.require('goog.positioning.MenuAnchoredPosition');
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goog.require('goog.testing.jsunit');
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var offscreenAnchor;
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var onscreenAnchor;
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var customAnchor;
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var menu;
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var corner = goog.positioning.Corner;
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var savedMenuHtml;
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function setUp() {
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offscreenAnchor = goog.dom.getElement('offscreen-anchor');
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onscreenAnchor = goog.dom.getElement('onscreen-anchor');
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customAnchor = goog.dom.getElement('custom-anchor');
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customAnchor.style.left = '0';
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customAnchor.style.top = '0';
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menu = goog.dom.getElement('menu');
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savedMenuHtml = menu.innerHTML;
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menu.style.left = '20px';
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menu.style.top = '20px';
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}
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function tearDown() {
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menu.innerHTML = savedMenuHtml;
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}
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function testRepositionWithAdjustAndOnscreenAnchor() {
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// Add so many children that it can't possibly fit onscreen.
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for (var i = 0; i < 200; i++) {
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menu.appendChild(goog.dom.createDom('div', null, 'New Item ' + i));
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}
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var pos = new goog.positioning.MenuAnchoredPosition(
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onscreenAnchor, corner.TOP_LEFT, true);
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pos.reposition(menu, corner.TOP_LEFT);
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var offset = 0;
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assertEquals(offset, menu.offsetTop);
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assertEquals(5, menu.offsetLeft);
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}
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function testRepositionWithAdjustAndOffscreenAnchor() {
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// This does not get adjusted because it's too far offscreen.
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var pos = new goog.positioning.MenuAnchoredPosition(
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offscreenAnchor, corner.TOP_LEFT, true);
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pos.reposition(menu, corner.TOP_LEFT);
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assertEquals(-1000, menu.offsetTop);
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assertEquals(-1000, menu.offsetLeft);
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}
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function testRespositionFailoverEvenWhenResizeHeightIsOn() {
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var pos = new goog.positioning.MenuAnchoredPosition(
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onscreenAnchor, corner.TOP_LEFT, true, true);
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pos.reposition(menu, corner.TOP_RIGHT);
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// The menu should not get positioned offscreen.
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assertEquals(5, menu.offsetTop);
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assertEquals(5, menu.offsetLeft);
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}
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function testRepositionToBottomLeftWhenBottomFailsAndRightFailsAndResizeOn() {
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var pageSize = goog.dom.getViewportSize();
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customAnchor.style.left = (pageSize.width - 10) + 'px';
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// Add so many children that it can't possibly fit onscreen.
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for (var i = 0; i < 200; i++) {
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menu.appendChild(goog.dom.createDom('div', null, 'New Item ' + i));
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}
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var pos = new goog.positioning.MenuAnchoredPosition(
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customAnchor, corner.TOP_LEFT, true, true);
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pos.reposition(menu, corner.TOP_LEFT);
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assertEquals(menu.offsetLeft + menu.offsetWidth, customAnchor.offsetLeft);
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}
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