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<!-- BackCompat -->
<!--
This is a copy of style_test.html but without a doctype. Make sure these two
are in sync.
-->
<html>
<!--
Copyright 2006 The Closure Library Authors. All Rights Reserved.
Use of this source code is governed by the Apache License, Version 2.0.
See the COPYING file for details.
-->
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0,
maximum-scale=1.0, minimum-scale=1.0, user-scalable=0">
<title>Closure Unit Tests - goog.dom.style</title>
<script src="../base.js"></script>
<script>
goog.require('goog.color');
goog.require('goog.dom');
goog.require('goog.math.Coordinate');
goog.require('goog.math.Size');
goog.require('goog.style');
goog.require('goog.testing.ExpectedFailures');
goog.require('goog.testing.jsunit');
goog.require('goog.userAgent');
goog.require('goog.userAgent.product');
goog.require('goog.userAgent.product.isVersion');
</script>
<script>
var isBorderBox = true;
</script>
<style>
* {
box-sizing: border-box;
-moz-box-sizing: border-box;
-webkit-box-sizing: border-box;
}
</style>
<style>
i {
font-family: Times, sans-serif;
font-size: 5em;
}
#testEl5 {
display: none;
}
#styleTest1 {
width: 120px;
text-decoration: underline;
}
#bgcolorTest0 {
background-color: #f00;
}
#bgcolorTest1 {
background-color: #ff0000;
}
#bgcolorTest2 {
background-color: rgb(255, 0, 0);
}
#bgcolorTest3 {
background-color: rgb(100%, 0%, 0%);
}
#bgcolorTest5 {
background-color: lightblue;
}
#bgcolorTest6 {
background-color: inherit;
}
#bgcolorTest7 {
background-color: transparent;
}
.rtl {
direction: rtl;
}
.ltr {
direction: ltr;
}
#pos-scroll-abs {
position: absolute;
top: 200px;
left: 100px;
}
#pos-scroll-abs-1 {
overflow: scroll;
width: 100px;
height: 100px;
}
#pos-scroll-abs-2 {
position: absolute;
top: 100px;
left: 100px;
width: 500px;
background-color: pink;
}
#abs-upper-left {
position: absolute;
top: 0px;
left: 0px;
}
#no-text-font-styles {
font-family: "Helvetica", Times, serif;
font-size: 30px;
}
.century {
font-family: "Comic Sans MS", "Century Schoolbook L", serif;
}
#size-a,
#size-e {
width: 100px;
height: 100px;
background: red;
padding: 0;
border-style: solid;
border-color: black;
border-width: 0;
}
#size-b {
width: 100px;
height: 100px;
background: red;
border: 10px solid black;
}
#size-c {
width: 100px;
height: 100px;
background: red;
border: 10px solid black;
padding: 10px;
overflow: auto;
}
#size-f {
border-width: 0;
margin: 0;
padding: 0;
}
#size-d {
width: 10em;
height: 2cm;
background: red;
border: thick solid black;
padding: 2mm;
}
#test-opacity {
opacity: 0.5;
-moz-opacity: 0.5;
filter: alpha(opacity=50);
}
#test-frame-offset {
display: block;
position: absolute;
top: 50px;
left: 50px;
width: 50px;
height: 50px;
}
#test-visible {
background: yellow;
position: absolute;
overflow: hidden;
}
#test-visible2 {
background: #ebebeb;
position: absolute;
overflow: hidden;
}
.scrollable-container {
border: 8px solid blue;
padding: 16px;
margin: 32px;
width: 100px;
height: 100px;
overflow: auto;
position: absolute;
left: 400px;
top: 0;
}
.scrollable-container-item {
margin: 1px;
border: 2px solid gray;
padding: 4px;
width: auto;
/* The overflow is different from style_test so that we have consistent
scroll positions in all browsers. */
overflow: hidden;
height: 20px;
}
#translation {
position: absolute;
z-index: 10;
left: 10px;
top: 10px;
width: 10px;
height: 10px;
background-color: blue;
-webkit-transform: translate(20px, 30px);
-ms-transform: translate(20px, 30px);
-o-transform: translate(20px, 30px);
-moz-transform: translate(20px, 30px);
transform: translate(20px, 30px);
}
</style>
</head>
<body>
<div id="testEl">
<span>Test Element</span>
</div>
<div id="testEl5">
<span>Test Element 5</span>
</div>
<table id="table1">
<tr>
<td id="td1">td1</td>
</tr>
</table>
<span id="span0">span0</span>
<ul>
<li id="li1">li1</li>
</ul>
<span id="span1" class="test1"></span>
<span id="span2" class="test1"></span>
<span id="span3" class="test2"></span>
<span id="span4" class="test3"></span>
<span id="span5" class="test1"></span>
<span id="span6" class="test1"></span>
<p id="p1"></p>
<div id="styleTest1"></div>
<div id="styleTest2" style="width:100px;text-decoration:underline"></div>
<div id="styleTest3"></div>
<!-- Paragraph to test element child and sibling -->
<p id="p2">
<!-- Comment -->
a
<b id="b1">c</b>
d
<!-- Comment -->
e
<b id="b2">f</b>
g
<!-- Comment -->
</p>
<p style="background-color: #eee">
<span id="bgcolorTest0">1</span>
<span id="bgcolorTest1">1</span>
<span id="bgcolorTest2">2</span>
<span id="bgcolorTest3">3</span>
<span id="bgcolorTest4" style="background-color:#ff0000">4</span>
<span id="bgcolorTest5">5</span>
<span id="bgcolorTest6">6</span>
<span id="bgcolorTest7">7</span>
<span id="bgcolorDest">Dest</span>
<span id="installTest0">Styled 0</span>
<span id="installTest1">Styled 1</span>
</p>
<div class='rtl-test' dir='ltr' id='rtl1'>
<div dir='rtl' id='rtl2'>right to left</div>
<div dir='ltr' id='rtl3'>left to right</div>
<div id='rtl4'>left to right (inherited)</div>
<div id='rtl5' style="direction: rtl">right to left (style)</div>
<div id='rtl6' style="direction: ltr">left to right (style)</div>
<div id='rtl7' class=rtl>right to left (css)</div>
<div id='rtl8' class=ltr>left to right (css)</div>
<div class=rtl>
<div id='rtl9'>right to left (css)</div>
</div>
<div class=ltr>
<div id='rtl10'>left to right (css)</div>
</div>
</div>
<div id="pos-scroll-abs">
<p>Some text some text some text some text some text some text some text
some text some text some text. Some text some text some text some text some
text some text some text some text some text some text. Some text some text
some text some text some text some text some text some text some text some
text. Some text some text some text some text some text some text some text
some text some text some text.
<p>Some text some text some text some text some text some text some text
some text some text some text. Some text some text some text some text some
text some text some text some text some text some text. Some text some text
some text some text some text some text some text some text some text some
text. Some text some text some text some text some text some text some text
some text some text some text.
<div id="pos-scroll-abs-1">
<p>Some text some text some text some text some text some text some text
some text some text some text. Some text some text some text some text
some text some text some text some text some text some text. Some text
some text some text some text some text some text some text some text some
text some text. Some text some text some text some text some text some
text some text some text some text some text.
<p>Some text some text some text some text some text some text some text
some text some text some text. Some text some text some text some text
some text some text some text some text some text some text. Some text
some text some text some text some text some text some text some text some
text some text. Some text some text some text some text some text some
text some text some text some text some text.
<div id="pos-scroll-abs-2">
<p>Some text some text some text some text some text some text some text
some text some text some text. Some text some text some text some text
some text some text some text some text some text some text. Some text
some text some text some text some text some text some text some text
some text some text. Some text some text some text some text some text
some text some text some text some text some text.
</div>
</div>
</div>
<div id="abs-upper-left">
foo
</div>
<div id="no-text-font-styles">
<font size="+1" face="Times,serif" id="font-tag">Times</font>
<pre id="pre-font">pre text</pre>
<span style="font:inherit" id="inherit-font">inherited</span>
<span style="font-family:Times,sans-serif; font-size:3in"
id="times-font-family">Times</span>
<b id="bold-font">Bolded</b>
<i id="css-html-tag-redefinition">Times</i>
<span id="small-text" class="century" style="font-size:small">eensy</span>
<span id="x-small-text" style="font-size:x-small">weensy</span>
<span style="font:50% badFont" id="font-style-badfont">
badFont
<span style="font:inherit" id="inherit-50pct-font">
same size as badFont
</span>
</span>
<span id="icon-font" style="font:icon">Icon Font</span>
</div>
<span id="no-font-style">plain</span>
<span style="font-family:Arial" id="nested-font">Arial<span style="font-family:Times">Times nested inside Arial</span></span>
<img id="img-font-test" src=""/>
<span style="font-size:25px">
<span style="font-size:12.5px" id="font-size-12-point-5-px">12.5PX</span>
<span style="font-size:0.5em" id="font-size-50-pct-of-25-px">12.5PX</span>
</span>
<div id="size-a"></div>
<div id="size-b"></div>
<div id="size-c">xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxxxxxxxxxx
xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx
xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx
<div id="size-f">hello</div>
xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx
xxxxxxxxxxxxxxxx</div>
<div id="size-d">xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxxxxxxxxxx
xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxx
xxxxxxxx x</div>
<div id="size-e"></div>
<div id="no-float"></div>
<div id="float-none" style="float:none"></div>
<div id="float-left" style="float:left"></div>
<div id="float-test"></div>
<div id="height-test" style="display:inline-block;position:relative">
<div id="height-test-inner" style="display:inline-block">
foo
</div>
</div>
<div id="test-opacity"></div>
<iframe id="test-frame-offset"></iframe>
<iframe id="test-translate-frame-standard" src="style_test_standard.html"
style="overflow:auto;position:absolute;left:100px;top:150px;width:200px;height:200px;border:0px;">
</iframe>
<iframe id="test-translate-frame-quirk" src="style_test_quirk.html"
style="overflow:auto;position:absolute;left:100px;top:350px;width:200px;height:200px;border:0px;margin:0px;">
</iframe>
<iframe
id="test-visible-frame"
src="style_test_iframe_quirk.html"
style="width: 200px; height: 200px; border: 0px;">
</iframe>
<div id="test-scrollbarwidth" style="background-color: orange; width: 100px; height: 100px; overflow: auto;">
<div style='width: 200px; height: 200px; background-color: red'>Test Scroll bar width with scroll</div>
</div>
<div id="scrollable-container" class="scrollable-container">
<!--
Workaround for overlapping top padding of the container and top margin of
the first item in Internet Explorer 6 and 7.
See http://www.quirksmode.org/bugreports/archives/2005/01/IE_nested_boxes_padding_topmargin_top.html#c11285
-->
<div style="height: 0"><!-- --></div>
<div id="item1" class="scrollable-container-item">1</div>
<div id="item2" class="scrollable-container-item">2</div>
<div id="item3" class="scrollable-container-item">3</div>
<div id="item4" class="scrollable-container-item">4</div>
<div id="item5" class="scrollable-container-item">5</div>
<div id="item6" class="scrollable-container-item">6</div>
<div id="item7" class="scrollable-container-item">7</div>
<div id="item8" class="scrollable-container-item">8</div>
</div>
<div id="test-visible">
Test-visible
<div id="test-visible-el" style="height:200px;">Test-visible</div>
Test-visible
</div>
<div id="test-visible2"></div>
<div id="msFilter" style="-ms-filter:'alpha(opacity=0)'">
A div</div>
<div id="filter" style="filter:alpha(opacity=0)">
Another div</div>
<div id="offset-parent" style="position:relative">
<div id="offset-child">child</div>
</div>
<div id="offset-parent-overflow"
style="overflow: scroll; width: 50px; height: 50px;">
<a id="offset-child-overflow">
scrollscrollscrollscrollscrollscrollscrollscroll
</a>
</div>
<div id="test-viewport"></div>
<div id="translation"></div>
<script>
var EPSILON = 2;
var expectedFailures = new goog.testing.ExpectedFailures();
function setUpPage() {
var viewportSize = goog.dom.getViewportSize();
// When the window is too short or not wide enough, some tests, especially
// those for off-screen elements, fail. Oddly, the most reliable
// height sometimes includes a scroll bar. We can make no assumptions on
// window size on the Selenium farm.
if (goog.userAgent.IE && !viewportSize.width) {
// Move to origin, since IE won't resize outside the screen.
window.moveTo(0, 0);
window.resizeTo(640, 480);
}
}
function setUp() {
window.scrollTo(0, 0);
}
function tearDown() {
expectedFailures.handleTearDown();
var testVisibleDiv2 = goog.dom.getElement('test-visible2');
testVisibleDiv2.setAttribute('style', '');
testVisibleDiv2.innerHTML = '';
}
function testSetStyle() {
var el = goog.dom.getElement('span1');
goog.style.setStyle(el, 'textDecoration', 'underline');
assertEquals('Should be underline', 'underline', el.style.textDecoration);
}
function testSetStyleMap() {
var el = goog.dom.getElement('span6');
var styles = {
'background-color': 'blue',
'font-size': '100px',
textAlign: 'center'
};
goog.style.setStyle(el, styles);
var answers = {
backgroundColor: 'blue',
fontSize: '100px',
textAlign: 'center'
};
goog.object.forEach(answers, function(value, style) {
assertEquals('Should be ' + value, value, el.style[style]);
});
}
function testSetStyleWithNonCamelizedString() {
var el = goog.dom.getElement('span5');
goog.style.setStyle(el, 'text-decoration', 'underline');
assertEquals('Should be underline', 'underline', el.style.textDecoration);
}
function testGetStyle() {
var el = goog.dom.getElement('styleTest3');
goog.style.setStyle(el, 'width', '80px');
goog.style.setStyle(el, 'textDecoration', 'underline');
assertEquals('80px', goog.style.getStyle(el, 'width'));
assertEquals('underline', goog.style.getStyle(el, 'textDecoration'));
assertEquals('underline', goog.style.getStyle(el, 'text-decoration'));
// Non set properties are always empty strings.
assertEquals('', goog.style.getStyle(el, 'border'));
}
function testGetStyleMsFilter() {
// Element with -ms-filter style set.
var e = goog.dom.getElement('msFilter');
if (goog.userAgent.IE && goog.userAgent.isVersion(8)) {
// Only IE8 supports -ms-filter and returns it as value for the "filter"
// property. When in compatibility mode, -ms-filter is not supported
// and IE8 behaves as IE7 so the other case will apply.
assertEquals('alpha(opacity=0)', goog.style.getStyle(e, 'filter'));
} else {
// Any other browser does not support ms-filter so it returns empty string.
assertEquals('', goog.style.getStyle(e, 'filter'));
}
}
function testGetStyleFilter() {
// Element with filter style set.
var e = goog.dom.getElement('filter');
if (goog.userAgent.IE) {
// Filter supported.
assertEquals('alpha(opacity=0)', goog.style.getStyle(e, 'filter'));
} else {
assertEquals('', goog.style.getStyle(e, 'filter'));
}
}
function testGetComputedStyleMsFilter() {
// Element with -ms-filter style set.
var e = goog.dom.getElement('msFilter');
if (goog.userAgent.IE) {
// IE always returns empty string for computed styles.
assertEquals('', goog.style.getComputedStyle(e, 'filter'));
} else {
// Non IE returns 'none' for filter as it is an SVG property
assertEquals('none', goog.style.getComputedStyle(e, 'filter'));
}
}
function testGetComputedStyleFilter() {
// Element with filter style set.
var e = goog.dom.getElement('filter');
if (goog.userAgent.IE) {
// IE always returns empty string for computed styles.
assertEquals('', goog.style.getComputedStyle(e, 'filter'));
} else {
// Non IE returns 'none' for filter as it is an SVG property
assertEquals('none', goog.style.getComputedStyle(e, 'filter'));
}
}
function testGetBackgroundColor() {
var dest = goog.dom.getElement('bgcolorDest');
for (var i = 0; goog.dom.getElement('bgcolorTest' + i); i++) {
var src = goog.dom.getElement('bgcolorTest' + i);
var bgColor = goog.style.getBackgroundColor(src);
dest.style.backgroundColor = bgColor;
assertEquals('Background colors should be equal',
goog.style.getBackgroundColor(src),
goog.style.getBackgroundColor(dest));
try {
// goog.color.parse throws a generic exception if handed input it
// doesn't understand.
var c = goog.color.parse(bgColor);
assertEquals('rgb(255,0,0)', goog.color.hexToRgbStyle(c.hex));
} catch (e) {
// Internet Explorer is unable to parse colors correctly after test 4.
// Other browsers may vary, but all should be able to handle straight
// hex input.
assertFalse('Should be able to parse color "' + bgColor + '"', i < 5);
}
}
}
function testSetPosition() {
var el = goog.dom.getElement('testEl');
goog.style.setPosition(el, 100, 100);
assertEquals('100px', el.style.left);
assertEquals('100px', el.style.top);
goog.style.setPosition(el, '50px', '25px');
assertEquals('50px', el.style.left);
assertEquals('25px', el.style.top);
goog.style.setPosition(el, '10ex', '25px');
assertEquals('10ex', el.style.left);
assertEquals('25px', el.style.top);
goog.style.setPosition(el, '10%', '25%');
assertEquals('10%', el.style.left);
assertEquals('25%', el.style.top);
// ignores stupid units
goog.style.setPosition(el, 0, 0);
// TODO(user): IE errors if you set these values. Should we make setStyle
// catch these? Or leave it up to the app. Fixing the tests for now.
//goog.style.setPosition(el, '10rainbows', '25rainbows');
assertEquals('0px', el.style.left);
assertEquals('0px', el.style.top);
goog.style.setPosition(el, new goog.math.Coordinate(20,40));
assertEquals('20px', el.style.left);
assertEquals('40px', el.style.top);
}
function testGetClientPositionAbsPositionElement() {
var div = goog.dom.createDom('DIV');
div.style.position = 'absolute';
div.style.left = '100px';
div.style.top = '200px';
document.body.appendChild(div);
var pos = goog.style.getClientPosition(div);
assertEquals(100, pos.x);
assertEquals(200, pos.y);
}
function testGetClientPositionNestedElements() {
var innerDiv = goog.dom.createDom('DIV');
innerDiv.style.position = 'relative';
innerDiv.style.left = '-10px';
innerDiv.style.top = '-10px';
var div = goog.dom.createDom('DIV');
div.style.position = 'absolute';
div.style.left = '150px';
div.style.top = '250px';
div.appendChild(innerDiv);
document.body.appendChild(div);
var pos = goog.style.getClientPosition(innerDiv);
assertEquals(140, pos.x);
assertEquals(240, pos.y);
}
function testGetClientPositionOfOffscreenElement() {
var div = goog.dom.createDom('DIV');
div.style.position = 'absolute';
div.style.left = '2000px';
div.style.top = '2000px';
div.style.width = '10px';
div.style.height = '10px';
document.body.appendChild(div);
window.scroll(0, 0);
var pos = goog.style.getClientPosition(div);
assertEquals(2000, pos.x);
assertEquals(2000, pos.y);
// The following tests do not work in Gecko 1.8 and below, due to an
// obscure off-by-one bug in goog.style.getPageOffset. Same for IE.
if (!(goog.userAgent.IE) &&
!(goog.userAgent.GECKO && !goog.userAgent.isVersion('1.9'))) {
window.scroll(1, 1);
var pos = goog.style.getClientPosition(div);
assertEquals(1999, pos.x);
assertEquals(1999, pos.y);
window.scroll(2, 2);
pos = goog.style.getClientPosition(div);
assertEquals(1998, pos.x);
assertEquals(1998, pos.y);
window.scroll(100, 100);
pos = goog.style.getClientPosition(div);
assertEquals(1900, pos.x);
assertEquals(1900, pos.y);
}
}
function testGetPageOffsetAbsPositionedElement() {
var div = goog.dom.createDom('DIV');
div.style.position = 'absolute';
div.style.left = '100px';
div.style.top = '200px';
document.body.appendChild(div);
var pos = goog.style.getPageOffset(div);
assertEquals(100, pos.x);
assertEquals(200, pos.y);
}
function testGetPageOffsetNestedElements() {
var innerDiv = goog.dom.createDom('DIV');
innerDiv.style.position = 'relative';
innerDiv.style.left = '-10px';
innerDiv.style.top = '-10px';
var div = goog.dom.createDom('DIV');
div.style.position = 'absolute';
div.style.left = '150px';
div.style.top = '250px';
div.appendChild(innerDiv);
document.body.appendChild(div);
var pos = goog.style.getPageOffset(innerDiv);
assertEquals(140, pos.x);
assertEquals(240, pos.y);
}
function testGetPageOffsetWithBodyPadding() {
try {
document.body.style.margin = '40px'
document.body.style.padding = '60px'
document.body.style.borderWidth = '70px';
var div = goog.dom.createDom('DIV');
div.style.position = 'absolute';
div.style.left = '100px';
div.style.top = '200px';
// Margin will affect position, but padding and borders should not.
div.style.margin = '1px';
div.style.padding = '2px';
div.style.borderWidth = '3px';
document.body.appendChild(div);
var pos = goog.style.getPageOffset(div);
assertEquals(101, pos.x);
assertEquals(201, pos.y);
} finally {
document.body.style.margin = '';
document.body.style.padding = '';
document.body.style.borderWidth = '';
}
}
function testGetPageOffsetWithDocumentElementPadding() {
try {
document.documentElement.style.margin = '40px';
document.documentElement.style.padding = '60px';
document.documentElement.style.borderWidth = '70px';
var div = goog.dom.createDom('DIV');
div.style.position = 'absolute';
div.style.left = '100px';
div.style.top = '200px';
// Margin will affect position, but padding and borders should not.
div.style.margin = '1px';
div.style.padding = '2px';
div.style.borderWidth = '3px';
document.body.appendChild(div);
var pos = goog.style.getPageOffset(div);
// FF3 (but not beyond) gets confused by document margins.
if (goog.userAgent.GECKO && goog.userAgent.isVersion('1.9') &&
!goog.userAgent.isVersion('1.9.1')) {
assertEquals(141, pos.x);
assertEquals(241, pos.y);
} else {
assertEquals(101, pos.x);
assertEquals(201, pos.y);
}
} finally {
document.documentElement.style.margin = '';
document.documentElement.style.padding = '';
document.documentElement.style.borderWidth = '';
}
}
function testGetPageOffsetElementOffscreen() {
var div = goog.dom.createDom('DIV');
div.style.position = 'absolute';
div.style.left = '10000px';
div.style.top = '20000px';
document.body.appendChild(div);
window.scroll(0, 0);
var pos = goog.style.getPageOffset(div);
assertEquals(10000, pos.x);
assertEquals(20000, pos.y);
// The following tests do not work in Gecko 1.8 and below, due to an
// obscure off-by-one bug in goog.style.getPageOffset. Same for IE.
if (!(goog.userAgent.IE) &&
!(goog.userAgent.GECKO && !goog.userAgent.isVersion('1.9'))) {
window.scroll(1, 1);
pos = goog.style.getPageOffset(div);
assertEquals(10000, pos.x);
assertEquals(20000, pos.y);
window.scroll(1000, 2000);
pos = goog.style.getPageOffset(div);
assertEquals(10000, pos.x);
assertEquals(20000, pos.y);
window.scroll(10000, 20000);
pos = goog.style.getPageOffset(div);
assertEquals(10000, pos.x);
assertEquals(20000, pos.y);
}
// Undo changes.
document.body.removeChild(div);
window.scroll(0, 0);
}
function testGetPageOffsetFixedPositionElements() {
// Skip these tests in certain browsers.
// position:fixed is not supported in IE before version 7
// TODO(gboyer): This conditional looks fishy: it excludes all versions of
// IE version 6 and greater.
if (!goog.userAgent.IE || !goog.userAgent.isVersion('6')) {
// Test with a position fixed element
var div = goog.dom.createDom('DIV');
div.style.position = 'fixed';
div.style.top = '10px';
div.style.left = '10px';
document.body.appendChild(div);
var pos = goog.style.getPageOffset(div);
assertEquals(10, pos.x);
assertEquals(10, pos.y);
// Test with a position fixed element as parent
var innerDiv = goog.dom.createDom('DIV');
div = goog.dom.createDom('DIV');
div.style.position = 'fixed';
div.style.top = '10px';
div.style.left = '10px';
div.style.padding = '5px';
div.appendChild(innerDiv);
document.body.appendChild(div);
pos = goog.style.getPageOffset(innerDiv);
assertEquals(15, pos.x);
assertEquals(15, pos.y);
}
}
function testGetPositionTolerantToNoDocumentElementBorder() {
// In IE, removing the border on the document element undoes the normal
// 2-pixel offset. Ensure that we're correctly compensating for both cases.
try {
document.documentElement.style.borderWidth = '0';
var div = goog.dom.createDom('DIV');
div.style.position = 'absolute';
div.style.left = '100px';
div.style.top = '200px';
document.body.appendChild(div);
// Test all major positioning methods.
// Temporarily disabled for IE8 - IE8 returns dimensions multiplied by 100
expectedFailures.expectFailureFor(isIE8());
try {
var pos = goog.style.getClientPosition(div);
assertEquals(100, pos.x);
assertEquals(200, pos.y);
var offset = goog.style.getPageOffset(div);
assertEquals(100, offset.x);
assertEquals(200, offset.y);
} catch (e) {
expectedFailures.handleException(e);
}
} finally {
document.documentElement.style.borderWidth = '';
}
}
function testSetSize() {
var el = goog.dom.getElement('testEl');
goog.style.setSize(el, 100, 100);
assertEquals('100px', el.style.width);
assertEquals('100px', el.style.height);
goog.style.setSize(el, '50px', '25px');
assertEquals('should be "50px"', '50px', el.style.width);
assertEquals('should be "25px"', '25px', el.style.height);
goog.style.setSize(el, '10ex', '25px');
assertEquals('10ex', el.style.width);
assertEquals('25px', el.style.height);
goog.style.setSize(el, '10%', '25%');
assertEquals('10%', el.style.width);
assertEquals('25%', el.style.height);
// ignores stupid units
goog.style.setSize(el, 0, 0);
// TODO(user): IE errors if you set these values. Should we make setStyle
// catch these? Or leave it up to the app. Fixing the tests for now.
//goog.style.setSize(el, '10rainbows', '25rainbows');
assertEquals('0px', el.style.width);
assertEquals('0px', el.style.height);
goog.style.setSize(el, new goog.math.Size(20,40));
assertEquals('20px', el.style.width);
assertEquals('40px', el.style.height);
}
function testSetWidthAndHeight() {
var el = goog.dom.getElement('testEl');
// Replicate all of the setSize tests above.
goog.style.setWidth(el, 100);
goog.style.setHeight(el, 100);
assertEquals('100px', el.style.width);
assertEquals('100px', el.style.height);
goog.style.setWidth(el, '50px');
goog.style.setHeight(el, '25px');
assertEquals('should be "50px"', '50px', el.style.width);
assertEquals('should be "25px"', '25px', el.style.height);
goog.style.setWidth(el, '10ex');
goog.style.setHeight(el, '25px');
assertEquals('10ex', el.style.width);
assertEquals('25px', el.style.height);
goog.style.setWidth(el, '10%');
goog.style.setHeight(el, '25%');
assertEquals('10%', el.style.width);
assertEquals('25%', el.style.height);
goog.style.setWidth(el, 0);
goog.style.setHeight(el, 0);
assertEquals('0px', el.style.width);
assertEquals('0px', el.style.height);
goog.style.setWidth(el, 20);
goog.style.setHeight(el, 40);
assertEquals('20px', el.style.width);
assertEquals('40px', el.style.height);
// Additional tests testing each separately.
goog.style.setWidth(el, '');
goog.style.setHeight(el, '');
assertEquals('', el.style.width);
assertEquals('', el.style.height);
goog.style.setHeight(el, 20);
assertEquals('', el.style.width);
assertEquals('20px', el.style.height);
goog.style.setWidth(el, 40);
assertEquals('40px', el.style.width);
assertEquals('20px', el.style.height);
}
function testGetSize() {
var el = goog.dom.getElement('testEl');
goog.style.setSize(el, 100, 100);
var dims = goog.style.getSize(el);
assertEquals(100, dims.width);
assertEquals(100, dims.height);
goog.style.setStyle(el, 'display', 'none');
dims = goog.style.getSize(el);
assertEquals(100, dims.width);
assertEquals(100, dims.height);
el = goog.dom.getElement('testEl5');
goog.style.setSize(el, 100, 100);
dims = goog.style.getSize(el);
assertEquals(100, dims.width);
assertEquals(100, dims.height);
el = goog.dom.getElement('span0');
dims = goog.style.getSize(el);
assertNotEquals(0, dims.width);
assertNotEquals(0, dims.height);
el = goog.dom.getElement('table1');
dims = goog.style.getSize(el);
assertNotEquals(0, dims.width);
assertNotEquals(0, dims.height);
el = goog.dom.getElement('td1');
dims = goog.style.getSize(el);
assertNotEquals(0, dims.width);
assertNotEquals(0, dims.height);
el = goog.dom.getElement('li1');
dims = goog.style.getSize(el);
assertNotEquals(0, dims.width);
assertNotEquals(0, dims.height);
el = goog.dom.getElementsByTagNameAndClass('html')[0];
dims = goog.style.getSize(el);
assertNotEquals(0, dims.width);
assertNotEquals(0, dims.height);
el = goog.dom.getElementsByTagNameAndClass('body')[0];
dims = goog.style.getSize(el);
assertNotEquals(0, dims.width);
assertNotEquals(0, dims.height);
}
function testGetSizeSvgElements() {
var svgEl = document.createElementNS &&
document.createElementNS('http://www.w3.org/2000/svg', 'svg');
if (!svgEl || svgEl.getAttribute('transform') == '' ||
(goog.userAgent.WEBKIT && !goog.userAgent.isVersion(534.8))) {
// SVG not supported, or getBoundingClientRect not supported on SVG
// elements.
return;
}
document.body.appendChild(svgEl);
el = document.createElementNS('http://www.w3.org/2000/svg', 'rect');
el.setAttribute('x', 10);
el.setAttribute('y', 10);
el.setAttribute('width', 32);
el.setAttribute('height', 21);
el.setAttribute('fill', '#000');
svgEl.appendChild(el);
dims = goog.style.getSize(el);
assertEquals(32, dims.width);
assertEquals(21, dims.height);
dims = goog.style.getSize(svgEl);
if (goog.userAgent.WEBKIT) {
// The size of the <svg> will be the viewport size on WebKit browsers.
assertTrue(dims.width >= 32);
assertTrue(dims.height >= 21);
} else {
assertEquals(32, dims.width);
assertEquals(21, dims.height);
}
el.style.visibility = 'none';
dims = goog.style.getSize(el);
assertEquals(32, dims.width);
assertEquals(21, dims.height);
dims = goog.style.getSize(svgEl);
if (goog.userAgent.WEBKIT) {
// The size of the <svg> will be the viewport size on WebKit browsers.
assertTrue(dims.width >= 32);
assertTrue(dims.height >= 21);
} else {
assertEquals(32, dims.width);
assertEquals(21, dims.height);
}
}
function testGetSizeInlineBlock() {
var el = goog.dom.getElement('height-test-inner');
var dims = goog.style.getSize(el);
assertNotEquals(0, dims.height);
}
function testGetBounds() {
var el = goog.dom.getElement('testEl');
var dims = goog.style.getSize(el);
var pos = goog.style.getPageOffset(el);
var rect = goog.style.getBounds(el);
// Relies on getSize and getPageOffset being correct.
assertEquals(dims.width, rect.width);
assertEquals(dims.height, rect.height);
assertEquals(pos.x, rect.left);
assertEquals(pos.y, rect.top);
}
function testInstallStyles() {
var el = goog.dom.getElement('installTest0');
var originalBackground = goog.style.getBackgroundColor(el);
// Uses background-color because it's easy to get the computed value
var result = goog.style.installStyles(
'#installTest0 { background-color: rgb(255, 192, 203); }');
// For some odd reason, the change in computed style does not register on
// Chrome 19 unless the style property is touched. The behavior goes
// away again in Chrome 20.
// TODO(nnaze): Remove special caseing once we switch the testing image
// to Chrome 20 or higher.
if (isChrome19()) {
el.style.display = ''
}
assertColorRgbEquals('rgb(255,192,203)', goog.style.getBackgroundColor(el));
goog.style.uninstallStyles(result);
assertEquals(originalBackground, goog.style.getBackgroundColor(el));
}
function testSetStyles() {
var el = goog.dom.getElement('installTest1');
// Change to pink
var ss = goog.style.installStyles(
'#installTest1 { background-color: rgb(255, 192, 203); }');
// For some odd reason, the change in computed style does not register on
// Chrome 19 unless the style property is touched. The behavior goes
// away again in Chrome 20.
// TODO(nnaze): Remove special caseing once we switch the testing image
// to Chrome 20 or higher.
if (isChrome19()) {
el.style.display = ''
}
assertColorRgbEquals('rgb(255,192,203)', goog.style.getBackgroundColor(el));
// Now change to orange
goog.style.setStyles(ss,
'#installTest1 { background-color: rgb(255, 255, 0); }');
assertColorRgbEquals('rgb(255,255,0)', goog.style.getBackgroundColor(el));
}
function assertColorRgbEquals(expected, actual) {
assertEquals(expected,
goog.color.hexToRgbStyle(goog.color.parse(actual).hex));
}
function isChrome19() {
return goog.userAgent.product.CHROME &&
goog.string.startsWith(goog.userAgent.product.VERSION, '19.');
}
function testIsRightToLeft() {
assertFalse(goog.style.isRightToLeft(goog.dom.getElement('rtl1')));
assertTrue(goog.style.isRightToLeft(goog.dom.getElement('rtl2')));
assertFalse(goog.style.isRightToLeft(goog.dom.getElement('rtl3')));
assertFalse(goog.style.isRightToLeft(goog.dom.getElement('rtl4')));
assertTrue(goog.style.isRightToLeft(goog.dom.getElement('rtl5')));
assertFalse(goog.style.isRightToLeft(goog.dom.getElement('rtl6')));
assertTrue(goog.style.isRightToLeft(goog.dom.getElement('rtl7')));
assertFalse(goog.style.isRightToLeft(goog.dom.getElement('rtl8')));
assertTrue(goog.style.isRightToLeft(goog.dom.getElement('rtl9')));
assertFalse(goog.style.isRightToLeft(goog.dom.getElement('rtl10')));
}
function testPosWithAbsoluteAndScroll() {
var el = goog.dom.getElement('pos-scroll-abs')
var el1 = goog.dom.getElement('pos-scroll-abs-1');
var el2 = goog.dom.getElement('pos-scroll-abs-2');
el1.scrollTop = 200;
var pos = goog.style.getPageOffset(el2);
assertEquals(200, pos.x);
// Don't bother with IE in quirks mode
if (!goog.userAgent.IE || document.compatMode == 'CSS1Compat') {
assertEquals(300, pos.y);
}
}
function testPosWithAbsoluteAndWindowScroll() {
window.scrollBy(0, 200);
var el = goog.dom.getElement('abs-upper-left');
var pos = goog.style.getPageOffset(el);
assertEquals('Top should be about 0', 0, pos.y);
}
function testGetBorderBoxSize() {
// Strict mode
var getBorderBoxSize = goog.style.getBorderBoxSize;
var el = goog.dom.getElement('size-a');
var rect = getBorderBoxSize(el);
assertEquals('width:100px', 100, rect.width);
assertEquals('height:100px', 100, rect.height);
// with border: 10px
el = goog.dom.getElement('size-b');
rect = getBorderBoxSize(el);
assertEquals('width:100px;border:10px', isBorderBox ? 100 : 120, rect.width);
assertEquals('height:100px;border:10px', isBorderBox ? 100 : 120,
rect.height);
// with border: 10px; padding: 10px
el = goog.dom.getElement('size-c');
rect = getBorderBoxSize(el);
assertEquals('width:100px;border:10px;padding:10px',
isBorderBox ? 100 : 140, rect.width);
assertEquals('height:100px;border:10px;padding:10px',
isBorderBox ? 100 : 140, rect.height);
// size, padding and borders are all in non pixel units
// all we test here is that we get a number out
el = goog.dom.getElement('size-d');
rect = getBorderBoxSize(el);
assertEquals('number', typeof rect.width);
assertEquals('number', typeof rect.height);
assertFalse(isNaN(rect.width));
assertFalse(isNaN(rect.height));
}
function testGetContentBoxSize() {
// Strict mode
var getContentBoxSize = goog.style.getContentBoxSize;
var el = goog.dom.getElement('size-a');
var rect = getContentBoxSize(el);
assertEquals('width:100px', 100, rect.width);
assertEquals('height:100px', 100, rect.height);
// with border: 10px
el = goog.dom.getElement('size-b');
rect = getContentBoxSize(el);
assertEquals('width:100px;border:10px',
isBorderBox ? 80 : 100, rect.width);
assertEquals('height:100px;border:10px',
isBorderBox ? 80 : 100, rect.height);
// with border: 10px; padding: 10px
el = goog.dom.getElement('size-c');
rect = getContentBoxSize(el);
assertEquals('width:100px;border:10px;padding:10px',
isBorderBox ? 60 : 100, rect.width);
assertEquals('height:100px;border:10px;padding:10px',
isBorderBox ? 60 : 100, rect.height);
// test whether getContentBoxSize works when width and height
// aren't explicitly set, but the default of 'auto'.
// 'size-f' has no margin, border, or padding, so offsetWidth/Height
// should match the content box size
el = goog.dom.getElement('size-f');
rect = getContentBoxSize(el);
assertEquals(el.offsetWidth, rect.width);
assertEquals(el.offsetHeight, rect.height);
// size, padding and borders are all in non pixel units
// all we test here is that we get a number out
el = goog.dom.getElement('size-d');
rect = getContentBoxSize(el);
assertEquals('number', typeof rect.width);
assertEquals('number', typeof rect.height);
assertFalse(isNaN(rect.width));
assertFalse(isNaN(rect.height));
}
function testSetBorderBoxSize() {
// Strict mode
var el = goog.dom.getElement('size-e');
var Size = goog.math.Size;
var setBorderBoxSize = goog.style.setBorderBoxSize;
// Clean up
// style element has 100x100, no border and no padding
el.style.padding = '';
el.style.margin = '';
el.style.borderWidth = '';
el.style.width = '';
el.style.height = '';
setBorderBoxSize(el, new Size(100, 100));
assertEquals(100, el.offsetWidth);
assertEquals(100, el.offsetHeight);
el.style.borderWidth = '10px';
setBorderBoxSize(el, new Size(100, 100));
assertEquals('width:100px;border:10px', 100, el.offsetWidth);
assertEquals('height:100px;border:10px', 100, el.offsetHeight);
el.style.padding = '10px';
setBorderBoxSize(el, new Size(100, 100));
assertEquals(100, el.offsetWidth);
assertEquals(100, el.offsetHeight);
el.style.borderWidth = '0';
setBorderBoxSize(el, new Size(100, 100));
assertEquals(100, el.offsetWidth);
assertEquals(100, el.offsetHeight);
if (goog.userAgent.GECKO) {
assertEquals('border-box', el.style.MozBoxSizing);
} else if (goog.userAgent.WEBKIT) {
assertEquals('border-box', el.style.WebkitBoxSizing);
} else if (goog.userAgent.OPERA ||
goog.userAgent.IE && goog.userAgent.isVersion('8')) {
assertEquals('border-box', el.style.boxSizing);
}
// Try a negative width/height.
setBorderBoxSize(el, new Size(-10, -10));
// Setting the border box smaller than the borders will just give you
// a content box of size 0.
// NOTE(nicksantos): I'm not really sure why IE7 is special here.
var isIeLt8 = goog.userAgent.IE && !goog.userAgent.isVersion('8');
assertEquals(20, el.offsetWidth);
assertEquals(isIeLt8 ? 39 : 20, el.offsetHeight);
}
function testSetContentBoxSize() {
// Strict mode
var el = goog.dom.getElement('size-e');
var Size = goog.math.Size;
var setContentBoxSize = goog.style.setContentBoxSize;
// Clean up
// style element has 100x100, no border and no padding
el.style.padding = '';
el.style.margin = '';
el.style.borderWidth = '';
el.style.width = '';
el.style.height = '';
setContentBoxSize(el, new Size(100, 100));
assertEquals(100, el.offsetWidth);
assertEquals(100, el.offsetHeight);
el.style.borderWidth = '10px';
setContentBoxSize(el, new Size(100, 100));
assertEquals('width:100px;border-width:10px', 120, el.offsetWidth);
assertEquals('height:100px;border-width:10px', 120, el.offsetHeight);
el.style.padding = '10px';
setContentBoxSize(el, new Size(100, 100));
assertEquals('width:100px;border-width:10px;padding:10px',
140, el.offsetWidth);
assertEquals('height:100px;border-width:10px;padding:10px',
140, el.offsetHeight);
el.style.borderWidth = '0';
setContentBoxSize(el, new Size(100, 100));
assertEquals('width:100px;padding:10px', 120, el.offsetWidth);
assertEquals('height:100px;padding:10px', 120, el.offsetHeight);
if (goog.userAgent.GECKO) {
assertEquals('content-box', el.style.MozBoxSizing);
} else if (goog.userAgent.WEBKIT) {
assertEquals('content-box', el.style.WebkitBoxSizing);
} else if (goog.userAgent.OPERA ||
goog.userAgent.IE && goog.userAgent.isVersion('8')) {
assertEquals('content-box', el.style.boxSizing);
}
// Try a negative width/height.
setContentBoxSize(el, new Size(-10, -10));
// NOTE(nicksantos): I'm not really sure why IE7 is special here.
var isIeLt8 = goog.userAgent.IE && !goog.userAgent.isVersion('8');
assertEquals(20, el.offsetWidth);
assertEquals(isIeLt8 ? 39 : 20, el.offsetHeight);
}
function testGetPaddingBox() {
// Strict mode
var el = goog.dom.getElement('size-e');
var Size = goog.math.Size;
var getPaddingBox = goog.style.getPaddingBox;
// Clean up
// style element has 100x100, no border and no padding
el.style.padding = '';
el.style.margin = '';
el.style.borderWidth = '';
el.style.width = '';
el.style.height = '';
el.style.padding = '10px';
var rect = getPaddingBox(el);
assertEquals(10, rect.left);
assertEquals(10, rect.right);
assertEquals(10, rect.top);
assertEquals(10, rect.bottom);
el.style.padding = '0';
rect = getPaddingBox(el);
assertEquals(0, rect.left);
assertEquals(0, rect.right);
assertEquals(0, rect.top);
assertEquals(0, rect.bottom);
el.style.padding = '1px 2px 3px 4px';
rect = getPaddingBox(el);
assertEquals(1, rect.top);
assertEquals(2, rect.right);
assertEquals(3, rect.bottom);
assertEquals(4, rect.left);
el.style.padding = '1mm 2em 3ex 4%';
rect = getPaddingBox(el);
assertFalse(isNaN(rect.top));
assertFalse(isNaN(rect.right));
assertFalse(isNaN(rect.bottom));
assertFalse(isNaN(rect.left));
assertTrue(rect.top >= 0);
assertTrue(rect.right >= 0);
assertTrue(rect.bottom >= 0);
assertTrue(rect.left >= 0);
}
function testGetMarginBox() {
// Strict mode
var el = goog.dom.getElement('size-e');
var Size = goog.math.Size;
var getMarginBox = goog.style.getMarginBox;
// Clean up
// style element has 100x100, no border and no padding
el.style.padding = '';
el.style.margin = '';
el.style.borderWidth = '';
el.style.width = '';
el.style.height = '';
el.style.margin = '10px';
var rect = getMarginBox(el);
assertEquals(10, rect.left);
// In webkit the right margin is the calculated distance from right edge and
// not the computed right margin so it is not reliable.
// See https://bugs.webkit.org/show_bug.cgi?id=19828
if (!goog.userAgent.WEBKIT) {
assertEquals(10, rect.right);
}
assertEquals(10, rect.top);
assertEquals(10, rect.bottom);
el.style.margin = '0';
rect = getMarginBox(el);
assertEquals(0, rect.left);
// In webkit the right margin is the calculated distance from right edge and
// not the computed right margin so it is not reliable.
// See https://bugs.webkit.org/show_bug.cgi?id=19828
if (!goog.userAgent.WEBKIT) {
assertEquals(0, rect.right);
}
assertEquals(0, rect.top);
assertEquals(0, rect.bottom);
el.style.margin = '1px 2px 3px 4px';
rect = getMarginBox(el);
assertEquals(1, rect.top);
// In webkit the right margin is the calculated distance from right edge and
// not the computed right margin so it is not reliable.
// See https://bugs.webkit.org/show_bug.cgi?id=19828
if (!goog.userAgent.WEBKIT) {
assertEquals(2, rect.right);
}
assertEquals(3, rect.bottom);
assertEquals(4, rect.left);
el.style.margin = '1mm 2em 3ex 4%';
rect = getMarginBox(el);
assertFalse(isNaN(rect.top));
assertFalse(isNaN(rect.right));
assertFalse(isNaN(rect.bottom));
assertFalse(isNaN(rect.left));
assertTrue(rect.top >= 0);
// In webkit the right margin is the calculated distance from right edge and
// not the computed right margin so it is not reliable.
// See https://bugs.webkit.org/show_bug.cgi?id=19828
if (!goog.userAgent.WEBKIT) {
assertTrue(rect.right >= 0);
}
assertTrue(rect.bottom >= 0);
assertTrue(rect.left >= 0);
}
function testGetBorderBox() {
// Strict mode
var el = goog.dom.getElement('size-e');
var Size = goog.math.Size;
var getBorderBox = goog.style.getBorderBox;
// Clean up
// style element has 100x100, no border and no padding
el.style.padding = '';
el.style.margin = '';
el.style.borderWidth = '';
el.style.width = '';
el.style.height = '';
el.style.borderWidth = '10px';
var rect = getBorderBox(el);
assertEquals(10, rect.left);
assertEquals(10, rect.right);
assertEquals(10, rect.top);
assertEquals(10, rect.bottom);
el.style.borderWidth = '0';
rect = getBorderBox(el);
assertEquals(0, rect.left);
assertEquals(0, rect.right);
assertEquals(0, rect.top);
assertEquals(0, rect.bottom);
el.style.borderWidth = '1px 2px 3px 4px';
rect = getBorderBox(el);
assertEquals(1, rect.top);
assertEquals(2, rect.right);
assertEquals(3, rect.bottom);
assertEquals(4, rect.left);
// % does not work for border widths in IE
el.style.borderWidth = '1mm 2em 3ex 4pt';
rect = getBorderBox(el);
assertFalse(isNaN(rect.top));
assertFalse(isNaN(rect.right));
assertFalse(isNaN(rect.bottom));
assertFalse(isNaN(rect.left));
assertTrue(rect.top >= 0);
assertTrue(rect.right >= 0);
assertTrue(rect.bottom >= 0);
assertTrue(rect.left >= 0);
el.style.borderWidth = 'thin medium thick 1px';
rect = getBorderBox(el);
assertFalse(isNaN(rect.top));
assertFalse(isNaN(rect.right));
assertFalse(isNaN(rect.bottom));
assertFalse(isNaN(rect.left));
assertTrue(rect.top >= 0);
assertTrue(rect.right >= 0);
assertTrue(rect.bottom >= 0);
assertTrue(rect.left >= 0);
}
function testGetFontFamily() {
// I tried to use common fonts for these tests. It's possible the test fails
// because the testing platform doesn't have one of these fonts installed:
// Comic Sans MS or Century Schoolbook L
// Times
// Helvetica
var tmpFont = goog.style.getFontFamily(goog.dom.getElement('font-tag'));
assertTrue('FontFamily should be detectable when set via <font face>',
'Times' == tmpFont || 'Times New Roman' == tmpFont);
tmpFont = goog.style.getFontFamily(goog.dom.getElement('small-text'));
assertTrue('Multiword fonts should be reported with quotes stripped.',
'Comic Sans MS' == tmpFont ||
'Century Schoolbook L' == tmpFont);
// Firefox fails this test & retuns a generic 'monospace' instead of the
// actually displayed font (e.g., "Times New").
//tmpFont = goog.style.getFontFamily(goog.dom.getElement('pre-font'));
//assertEquals('<pre> tags should use a fixed-width font',
// 'Times New',
// tmpFont);
tmpFont = goog.style.getFontFamily(goog.dom.getElement('inherit-font'));
assertEquals('Explicitly inherited fonts should be detectable',
'Helvetica',
tmpFont);
tmpFont = goog.style.getFontFamily(goog.dom.getElement('times-font-family'));
assertEquals('Font-family set via style attribute should be detected',
'Times',
tmpFont);
tmpFont = goog.style.getFontFamily(goog.dom.getElement('bold-font'));
assertEquals('Implicitly inherited font should be detected',
'Helvetica',
tmpFont);
tmpFont = goog.style.getFontFamily(goog.dom.getElement('css-html-tag-redefinition'));
assertEquals('HTML tag CSS rewrites should be detected',
'Times',
tmpFont);
tmpFont = goog.style.getFontFamily(goog.dom.getElement('no-text-font-styles'));
assertEquals('Font family should exist even with no text',
'Helvetica',
tmpFont);
tmpFont = goog.style.getFontFamily(goog.dom.getElement('icon-font'));
assertNotEquals('icon is a special font-family value',
'icon',
tmpFont.toLowerCase());
tmpFont = goog.style.getFontFamily(goog.dom.getElement('font-style-badfont'));
// Firefox fails this test and reports the specified "badFont", which is
// obviously not displayed.
//assertEquals('Invalid fonts should not be returned',
// 'Helvetica',
// tmpFont);
tmpFont = goog.style.getFontFamily(goog.dom.getElement('img-font-test'));
assertTrue('Even img tags should inherit the document body\'s font',
tmpFont != '');
tmpFont = goog.style.getFontFamily(goog.dom.getElement('nested-font'));
assertEquals('An element with nested content should be unaffected.',
'Arial',
tmpFont);
}
function testGetFontSize() {
assertEquals('Font size should be determined even without any text',
30,
goog.style.getFontSize(
goog.dom.getElement('no-text-font-styles')));
assertEquals('A 5em font should be 5x larger than its parent.',
150,
goog.style.getFontSize(
goog.dom.getElement('css-html-tag-redefinition')));
assertTrue('Setting font size=-1 should result in a positive font size.',
goog.style.getFontSize(goog.dom.getElement('font-tag')) > 0);
assertEquals('Inheriting a 50% font-size should have no additional effect',
goog.style.getFontSize(
goog.dom.getElement('font-style-badfont')),
goog.style.getFontSize(
goog.dom.getElement('inherit-50pct-font')));
assertTrue('In pretty much any display, 3in should be > 8px',
goog.style.getFontSize(goog.dom.getElement('times-font-family')) >
goog.style.getFontSize(
goog.dom.getElement('no-text-font-styles')));
assertTrue('With no applied styles, font-size should still be defined.',
goog.style.getFontSize(goog.dom.getElement('no-font-style')) > 0);
assertEquals('50% of 30px is 15',
15,
goog.style.getFontSize(
goog.dom.getElement('font-style-badfont')));
assertTrue('x-small text should be smaller than small text',
goog.style.getFontSize(goog.dom.getElement('x-small-text')) <
goog.style.getFontSize(goog.dom.getElement('small-text')));
// IE fails this test, the decimal portion of px lengths isn't reported
// by getCascadedStyle. Firefox passes, but only because it ignores the
// decimals altogether.
//assertEquals('12.5px should be the same as 0.5em nested in a 25px node.',
// goog.style.getFontSize(
// goog.dom.getElement('font-size-12-point-5-px')),
// goog.style.getFontSize(
// goog.dom.getElement('font-size-50-pct-of-25-px')));
}
function testGetLengthUnits() {
assertEquals('px', goog.style.getLengthUnits('15px'));
assertEquals('%', goog.style.getLengthUnits('99%'));
assertNull(goog.style.getLengthUnits(''));
}
function testGetFloat() {
assertEquals('', goog.style.getFloat(goog.dom.getElement('no-float')));
assertEquals('none', goog.style.getFloat(goog.dom.getElement('float-none')));
assertEquals('left', goog.style.getFloat(goog.dom.getElement('float-left')));
}
function testSetFloat() {
var el = goog.dom.getElement('float-test');
goog.style.setFloat(el, 'left');
assertEquals('left', goog.style.getFloat(el));
goog.style.setFloat(el, 'right');
assertEquals('right', goog.style.getFloat(el));
goog.style.setFloat(el, 'none');
assertEquals('none', goog.style.getFloat(el));
goog.style.setFloat(el, '');
assertEquals('', goog.style.getFloat(el));
}
function testIsElementShown() {
var el = goog.dom.getElement('testEl');
goog.style.showElement(el, false);
assertFalse(goog.style.isElementShown(el));
goog.style.showElement(el, true);
assertTrue(goog.style.isElementShown(el));
}
function testGetOpacity() {
var el1 = {
style: {
opacity: '0.3'
}
};
var el2 = {
style: {
MozOpacity: '0.1'
}
};
var el3 = {
style: {
filter: 'some:other,filter;alpha(opacity=25.5);alpha(more=100);'
}
};
assertEquals(0.3, goog.style.getOpacity(el1));
assertEquals(0.1, goog.style.getOpacity(el2));
assertEquals(0.255, goog.style.getOpacity(el3));
el1.style.opacity = '0';
el2.style.MozOpacity = '0';
el3.style.filter = 'some:other,filter;alpha(opacity=0);alpha(more=100);';
assertEquals(0, goog.style.getOpacity(el1));
assertEquals(0, goog.style.getOpacity(el2));
assertEquals(0, goog.style.getOpacity(el3));
el1.style.opacity = '';
el2.style.MozOpacity = '';
el3.style.filter = '';
assertEquals('', goog.style.getOpacity(el1));
assertEquals('', goog.style.getOpacity(el2));
assertEquals('', goog.style.getOpacity(el3));
var el4 = {
style: {}
}
assertEquals('', goog.style.getOpacity(el4));
assertEquals('', goog.style.getOpacity(goog.dom.getElement('test-opacity')));
}
function testSetOpacity() {
var el1 = {
style: {
opacity: '0.3'
}
};
goog.style.setOpacity(el1, 0.8);
var el2 = {
style: {
MozOpacity: '0.1'
}
};
goog.style.setOpacity(el2, 0.5);
var el3 = {
style: {
filter: 'alpha(opacity=25)'
}
};
goog.style.setOpacity(el3, 0.1);
assertEquals(0.8, Number(el1.style.opacity));
assertEquals(0.5, Number(el2.style.MozOpacity));
assertEquals('alpha(opacity=10)', el3.style.filter);
goog.style.setOpacity(el1, 0);
goog.style.setOpacity(el2, 0);
goog.style.setOpacity(el3, 0);
assertEquals(0, Number(el1.style.opacity));
assertEquals(0, Number(el2.style.MozOpacity));
assertEquals('alpha(opacity=0)', el3.style.filter);
goog.style.setOpacity(el1, '');
goog.style.setOpacity(el2, '');
goog.style.setOpacity(el3, '');
assertEquals('', el1.style.opacity);
assertEquals('', el2.style.MozOpacity);
assertEquals('', el3.style.filter);
}
function testFramedPageOffset() {
// Set up a complicated iframe ancestor chain.
var iframe = goog.dom.getElement('test-frame-offset');
var iframeDoc = goog.dom.getFrameContentDocument(iframe);
var iframeWindow = goog.dom.getWindow(iframeDoc);
var iframePos = 'style="display:block;position:absolute;' +
'top:50px;left:50px;width:50px;height:50px;"';
iframeDoc.write('<iframe id="test-frame-offset-2" ' +
iframePos + '></iframe>' +
'<div id="test-element-2" ' +
' style="position:absolute;left:300px;top:300px">hi mom!</div>');
iframeDoc.close();
var iframe2 = iframeDoc.getElementById('test-frame-offset-2');
var testElement2 = iframeDoc.getElementById('test-element-2');
var iframeDoc2 = goog.dom.getFrameContentDocument(iframe2);
var iframeWindow2 = goog.dom.getWindow(iframeDoc2);
iframeDoc2.write(
'<div id="test-element-3" ' +
' style="position:absolute;left:500px;top:500px">hi mom!</div>');
iframeDoc2.close();
var testElement3 = iframeDoc2.getElementById('test-element-3');
assertCoordinateApprox(300, 300, 0,
goog.style.getPageOffset(testElement2));
assertCoordinateApprox(500, 500, 0,
goog.style.getPageOffset(testElement3));
assertCoordinateApprox(350, 350, 0,
goog.style.getFramedPageOffset(testElement2, window));
assertCoordinateApprox(300, 300, 0,
goog.style.getFramedPageOffset(testElement2, iframeWindow));
assertCoordinateApprox(600, 600, 0,
goog.style.getFramedPageOffset(testElement3, window));
assertCoordinateApprox(550, 550, 0,
goog.style.getFramedPageOffset(testElement3, iframeWindow));
assertCoordinateApprox(500, 500, 0,
goog.style.getFramedPageOffset(testElement3, iframeWindow2));
// Scroll the iframes a bit.
window.scrollBy(0, 5);
iframeWindow.scrollBy(0, 11);
iframeWindow2.scrollBy(0, 18);
// On Firefox 2, scrolling inner iframes causes off by one errors
// in the page position, because we're using screen coords to compute them.
assertCoordinateApprox(300, 300, 2,
goog.style.getPageOffset(testElement2));
assertCoordinateApprox(500, 500, 2,
goog.style.getPageOffset(testElement3));
assertCoordinateApprox(350, 350 - 11, 2,
goog.style.getFramedPageOffset(testElement2, window));
assertCoordinateApprox(300, 300, 2,
goog.style.getFramedPageOffset(testElement2, iframeWindow));
assertCoordinateApprox(600, 600 - 18 - 11, 2,
goog.style.getFramedPageOffset(testElement3, window));
assertCoordinateApprox(550, 550 - 18, 2,
goog.style.getFramedPageOffset(testElement3, iframeWindow));
assertCoordinateApprox(500, 500, 2,
goog.style.getFramedPageOffset(testElement3, iframeWindow2));
}
/**
* Asserts that the coordinate is approximately equal to the given
* x and y coordinates, give or take delta.
*/
function assertCoordinateApprox(x, y, delta, coord) {
assertTrue('Expected x: ' + x + ', actual x: ' + coord.x,
coord.x >= x - delta && coord.x <= x + delta);
assertTrue('Expected y: ' + y + ', actual y: ' + coord.y,
coord.y >= y - delta && coord.y <= y + delta);
}
function testTranslateRectForAnotherFrame() {
var rect = new goog.math.Rect(1, 2, 3, 4);
var thisDom = goog.dom.getDomHelper();
goog.style.translateRectForAnotherFrame(rect, thisDom, thisDom);
assertEquals(1, rect.left);
assertEquals(2, rect.top);
assertEquals(3, rect.width);
assertEquals(4, rect.height);
var iframe = goog.dom.getElement('test-translate-frame-standard');
var iframeDoc = goog.dom.getFrameContentDocument(iframe);
var iframeDom = goog.dom.getDomHelper(iframeDoc);
// Cannot rely on iframe starting at origin.
iframeDom.getWindow().scrollTo(0, 0);
// iframe is at (100, 150) and its body is not scrolled.
rect = new goog.math.Rect(1, 2, 3, 4);
goog.style.translateRectForAnotherFrame(rect, iframeDom, thisDom);
assertEquals(1 + 100, rect.left);
assertEquals(2 + 150, rect.top);
assertEquals(3, rect.width);
assertEquals(4, rect.height);
iframeDom.getWindow().scrollTo(11, 13);
rect = new goog.math.Rect(1, 2, 3, 4);
goog.style.translateRectForAnotherFrame(rect, iframeDom, thisDom);
assertEquals(1 + 100 - 11, rect.left);
assertEquals(2 + 150 - 13, rect.top);
assertEquals(3, rect.width);
assertEquals(4, rect.height);
iframe = goog.dom.getElement('test-translate-frame-quirk');
iframeDoc = goog.dom.getFrameContentDocument(iframe);
iframeDom = goog.dom.getDomHelper(iframeDoc);
// Cannot rely on iframe starting at origin.
iframeDom.getWindow().scrollTo(0, 0);
// iframe is at (100, 350) and its body is not scrolled.
rect = new goog.math.Rect(1, 2, 3, 4);
goog.style.translateRectForAnotherFrame(rect, iframeDom, thisDom);
assertEquals(1 + 100, rect.left);
assertEquals(2 + 350, rect.top);
assertEquals(3, rect.width);
assertEquals(4, rect.height);
iframeDom.getWindow().scrollTo(11, 13);
rect = new goog.math.Rect(1, 2, 3, 4);
goog.style.translateRectForAnotherFrame(rect, iframeDom, thisDom);
assertEquals(1 + 100 - 11, rect.left);
assertEquals(2 + 350 - 13, rect.top);
assertEquals(3, rect.width);
assertEquals(4, rect.height);
};
function testGetVisibleRectForElement() {
var container = goog.dom.getElement('test-visible');
var el = goog.dom.getElement('test-visible-el');
var dom = goog.dom.getDomHelper(el);
var winScroll = dom.getDocumentScroll();
var winSize = dom.getViewportSize();
// Skip this test if the window size is small. Firefox3/Linux in Selenium
// sometimes fails without this check.
if (winSize.width < 20 || winSize.height < 20) {
return;
}
// Move the container element to the window's viewport.
var h = winSize.height < 100 ? winSize.height / 2 : 100;
goog.style.setSize(container, winSize.width / 2, h);
goog.style.setPosition(container, 8, winScroll.y + winSize.height - h);
var visible = goog.style.getVisibleRectForElement(el);
var bounds = goog.style.getBounds(container);
// VisibleRect == Bounds rect of the offsetParent
assertNotNull(visible);
assertEquals(bounds.left, visible.left);
assertEquals(bounds.top, visible.top);
// Firefox sometimes returns a non-integer.
assertRoughlyEquals(bounds.left + bounds.width, visible.right, 1);
assertRoughlyEquals(bounds.top + bounds.height, visible.bottom, 1);
// Move a part of the container element to outside of the viewpoert.
goog.style.setPosition(container, 8, winScroll.y + winSize.height - h / 2);
visible = goog.style.getVisibleRectForElement(el);
bounds = goog.style.getBounds(container);
// Confirm VisibleRect == Intersection of the bounds rect of the
// offsetParent and the viewport.
assertNotNull(visible);
assertEquals(bounds.left, visible.left);
assertEquals(bounds.top, visible.top);
assertRoughlyEquals(bounds.left + bounds.width, visible.right, 1);
assertRoughlyEquals(winScroll.y + winSize.height, visible.bottom, 1);
// Move the container element to outside of the viewpoert.
goog.style.setPosition(container, 8, winScroll.y + winSize.height);
visible = goog.style.getVisibleRectForElement(el);
assertNull(visible);
// Test the case with body element of height 0
var iframe = goog.dom.getElement('test-visible-frame');
var iframeDoc = goog.dom.getFrameContentDocument(iframe);
el = iframeDoc.getElementById('test-visible');
visible = goog.style.getVisibleRectForElement(el);
var iframeViewportSize = goog.dom.getDomHelper(el).getViewportSize();
// NOTE(user): For iframe, the clipping viewport is always the iframe
// viewport, and not the actual browser viewport.
assertNotNull(visible);
assertEquals(0, visible.top);
assertEquals(iframeViewportSize.height, visible.bottom);
assertEquals(0, visible.left);
assertEquals(iframeViewportSize.width, visible.right);
};
function testGetVisibleRectForElementWithBodyScrolled() {
var container = goog.dom.getElement('test-visible2');
var dom = goog.dom.getDomHelper(container);
var el = dom.createDom('div', undefined, 'Test');
el.style.position = 'absolute';
dom.append(container, el);
container.style.position = 'absolute';
goog.style.setPosition(container, 20, 500);
goog.style.setSize(container, 100, 150);
// Scroll body container such that container is exactly at top.
window.scrollTo(0, 500);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(500, visibleRect.top, EPSILON);
assertRoughlyEquals(20, visibleRect.left, EPSILON);
assertRoughlyEquals(650, visibleRect.bottom, EPSILON);
assertRoughlyEquals(120, visibleRect.right, EPSILON);
// Top 100px is clipped by window viewport.
window.scrollTo(0, 600);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(600, visibleRect.top, EPSILON);
assertRoughlyEquals(20, visibleRect.left, EPSILON);
assertRoughlyEquals(650, visibleRect.bottom, EPSILON);
assertRoughlyEquals(120, visibleRect.right, EPSILON);
var winSize = dom.getViewportSize();
// Left 50px is clipped by window viewport.
// Right part is clipped by window viewport.
goog.style.setSize(container, 10000, 150);
window.scrollTo(70, 500);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(500, visibleRect.top, EPSILON);
assertRoughlyEquals(70, visibleRect.left, EPSILON);
assertRoughlyEquals(650, visibleRect.bottom, EPSILON);
assertRoughlyEquals(70 + winSize.width, visibleRect.right, EPSILON);
// Bottom part is clipped by window viewport.
goog.style.setSize(container, 100, 2000);
window.scrollTo(0, 500);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(500, visibleRect.top, EPSILON);
assertRoughlyEquals(20, visibleRect.left, EPSILON);
assertRoughlyEquals(120, visibleRect.right, EPSILON);
assertRoughlyEquals(500 + winSize.height, visibleRect.bottom, EPSILON);
goog.style.setPosition(container, 10000, 10000);
assertNull(goog.style.getVisibleRectForElement(el));
}
function testGetVisibleRectForElementWithNestedAreaAndNonOffsetAncestor() {
// IE7 quirks mode somehow consider container2 below as offset parent
// of the element, which is incorrect.
if (goog.userAgent.IE && !goog.userAgent.isVersion('8')) {
return;
}
var container = goog.dom.getElement('test-visible2');
var dom = goog.dom.getDomHelper(container);
var container2 = dom.createDom('div');
var el = dom.createDom('div', undefined, 'Test');
el.style.position = 'absolute';
dom.append(container, container2);
dom.append(container2, el);
container.style.position = 'absolute';
goog.style.setPosition(container, 20, 500);
goog.style.setSize(container, 100, 150);
// container2 is a scrollable container but is not an offsetParent of
// the element. It is ignored in the computation.
container2.style.overflow = 'hidden';
container2.style.marginTop = '50px';
container2.style.marginLeft = '100px';
goog.style.setSize(container2, 150, 100);
// Scroll body container such that container is exactly at top.
window.scrollTo(0, 500);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(500, visibleRect.top, EPSILON);
assertRoughlyEquals(20, visibleRect.left, EPSILON);
assertRoughlyEquals(650, visibleRect.bottom, EPSILON);
assertRoughlyEquals(120, visibleRect.right, EPSILON);
// Top 100px is clipped by window viewport.
window.scrollTo(0, 600);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(600, visibleRect.top, EPSILON);
assertRoughlyEquals(20, visibleRect.left, EPSILON);
assertRoughlyEquals(650, visibleRect.bottom, EPSILON);
assertRoughlyEquals(120, visibleRect.right, EPSILON);
var winSize = dom.getViewportSize();
// Left 50px is clipped by window viewport.
// Right part is clipped by window viewport.
goog.style.setSize(container, 10000, 150);
window.scrollTo(70, 500);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(500, visibleRect.top, EPSILON);
assertRoughlyEquals(70, visibleRect.left, EPSILON);
assertRoughlyEquals(650, visibleRect.bottom, EPSILON);
assertRoughlyEquals(70 + winSize.width, visibleRect.right, EPSILON);
// Bottom part is clipped by window viewport.
goog.style.setSize(container, 100, 2000);
window.scrollTo(0, 500);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(500, visibleRect.top, EPSILON);
assertRoughlyEquals(20, visibleRect.left, EPSILON);
assertRoughlyEquals(120, visibleRect.right, EPSILON);
assertRoughlyEquals(500 + winSize.height, visibleRect.bottom, EPSILON);
goog.style.setPosition(container, 10000, 10000);
assertNull(goog.style.getVisibleRectForElement(el));
}
function testGetVisibleRectForElementInsideNestedScrollableArea() {
var container = goog.dom.getElement('test-visible2');
var dom = goog.dom.getDomHelper(container);
var container2 = dom.createDom('div');
var el = dom.createDom('div', undefined, 'Test');
el.style.position = 'absolute';
dom.append(container, container2);
dom.append(container2, el);
container.style.position = 'absolute';
goog.style.setPosition(container, 100 /* left */, 500 /* top */);
goog.style.setSize(container, 300 /* width */, 300 /* height */);
container2.style.overflow = 'hidden';
container2.style.position = 'relative';
goog.style.setPosition(container2, 100, 50);
goog.style.setSize(container2, 150, 100);
// Scroll body container such that container is exactly at top.
window.scrollTo(0, 500);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(550, visibleRect.top, EPSILON);
assertRoughlyEquals(200, visibleRect.left, EPSILON);
assertRoughlyEquals(650, visibleRect.bottom, EPSILON);
assertRoughlyEquals(350, visibleRect.right, EPSILON);
// Left 50px is clipped by container.
goog.style.setPosition(container2, -50, 50);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(550, visibleRect.top, EPSILON);
assertRoughlyEquals(100, visibleRect.left, EPSILON);
assertRoughlyEquals(650, visibleRect.bottom, EPSILON);
assertRoughlyEquals(200, visibleRect.right, EPSILON);
// Right part is clipped by container.
goog.style.setPosition(container2, 100, 50);
goog.style.setWidth(container2, 1000, 100);
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(550, visibleRect.top, EPSILON);
assertRoughlyEquals(200, visibleRect.left, EPSILON);
assertRoughlyEquals(650, visibleRect.bottom, EPSILON);
assertRoughlyEquals(400, visibleRect.right, EPSILON);
// Top 50px is clipped by container.
goog.style.setStyle(container2, 'width', '150px');
goog.style.setStyle(container2, 'top', '-50px');
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(500, visibleRect.top, EPSILON);
assertRoughlyEquals(200, visibleRect.left, EPSILON);
assertRoughlyEquals(550, visibleRect.bottom, EPSILON);
assertRoughlyEquals(350, visibleRect.right, EPSILON);
// Bottom part is clipped by container.
goog.style.setStyle(container2, 'top', '50px');
goog.style.setStyle(container2, 'height', '1000px');
var visibleRect = goog.style.getVisibleRectForElement(el);
assertNotNull(visibleRect);
assertRoughlyEquals(550, visibleRect.top, EPSILON);
assertRoughlyEquals(200, visibleRect.left, EPSILON);
assertRoughlyEquals(800, visibleRect.bottom, EPSILON);
assertRoughlyEquals(350, visibleRect.right, EPSILON);
// Outside viewport.
goog.style.setStyle(container2, 'top', '10000px');
goog.style.setStyle(container2, 'left', '10000px');
assertNull(goog.style.getVisibleRectForElement(el));
}
function testScrollIntoContainerView() {
var container = goog.dom.getElement('scrollable-container');
// Scroll the minimum amount to make the elements visible.
goog.style.scrollIntoContainerView(goog.dom.getElement('item7'), container);
assertEquals('scroll to item7', 79, container.scrollTop);
goog.style.scrollIntoContainerView(goog.dom.getElement('item8'), container);
assertEquals('scroll to item8', 100, container.scrollTop);
goog.style.scrollIntoContainerView(goog.dom.getElement('item7'), container);
assertEquals('item7 still visible', 100, container.scrollTop);
goog.style.scrollIntoContainerView(goog.dom.getElement('item1'), container);
assertEquals('scroll to item1', 17, container.scrollTop);
// Center the element in the first argument.
goog.style.scrollIntoContainerView(goog.dom.getElement('item1'), container,
true);
assertEquals('center item1', 0, container.scrollTop);
goog.style.scrollIntoContainerView(goog.dom.getElement('item4'), container,
true);
assertEquals('center item4', 48, container.scrollTop);
// The element is higher than the container.
goog.dom.getElement('item3').style.height = '140px';
goog.style.scrollIntoContainerView(goog.dom.getElement('item3'), container);
assertEquals('show item3 with increased height', 59, container.scrollTop);
goog.style.scrollIntoContainerView(goog.dom.getElement('item3'), container,
true);
assertEquals('center item3 with increased height', 87, container.scrollTop);
goog.dom.getElement('item3').style.height = '';
// Scroll to non-integer position.
goog.dom.getElement('item4').style.height = '21px';
goog.style.scrollIntoContainerView(goog.dom.getElement('item4'), container,
true);
assertEquals('scroll position is rounded down', 48, container.scrollTop);
goog.dom.getElement('item4').style.height = '';
}
function testScrollBarWidth() {
var width = goog.style.getScrollbarWidth();
assertTrue(width > 0);
var outer = goog.dom.getElement('test-scrollbarwidth');
var inner = goog.dom.getElementsByTagNameAndClass('div', null, outer)[0];
assertTrue('should have a scroll bar', hasVerticalScroll(outer));
assertTrue('should have a scroll bar', hasHorizontalScroll(outer));
// Get the inner div absolute width
goog.style.setStyle(outer, 'width', '100%');
assertTrue('should have a scroll bar', hasVerticalScroll(outer));
assertFalse('should not have a scroll bar', hasHorizontalScroll(outer));
var innerAbsoluteWidth = inner.offsetWidth;
// Leave the vertical scroll and remove the horizontal by using the scroll
// bar width calculation.
goog.style.setStyle(outer, 'width',
(innerAbsoluteWidth + width) + 'px');
assertTrue('should have a scroll bar', hasVerticalScroll(outer));
assertFalse('should not have a scroll bar', hasHorizontalScroll(outer));
// verify by adding 1 more pixel (brings back the vertical scroll bar).
goog.style.setStyle(outer, 'width',
(innerAbsoluteWidth + width - 1) + 'px');
assertTrue('should have a scroll bar', hasVerticalScroll(outer));
assertTrue('should have a scroll bar', hasHorizontalScroll(outer));
}
function testOffsetParent() {
var parent = goog.dom.getElement('offset-parent');
var child = goog.dom.getElement('offset-child');
assertEquals(parent, goog.style.getOffsetParent(child));
}
function testOverflowOffsetParent() {
var $ = goog.dom.getElement;
var parent = goog.dom.getElement('offset-parent-overflow');
var child = goog.dom.getElement('offset-child-overflow');
assertEquals(parent, goog.style.getOffsetParent(child));
}
function testGetViewportPageOffset() {
var testViewport = goog.dom.getElement('test-viewport');
testViewport.style.height = '5000px';
testViewport.style.width = '5000px';
var offset = goog.style.getViewportPageOffset(document);
assertEquals(0, offset.x);
assertEquals(0, offset.y);
window.scrollTo(0, 100);
offset = goog.style.getViewportPageOffset(document);
assertEquals(0, offset.x);
assertEquals(100, offset.y);
window.scrollTo(100, 0);
offset = goog.style.getViewportPageOffset(document);
assertEquals(100, offset.x);
assertEquals(0, offset.y);
}
function testGetsTranslation() {
var element = document.getElementById('translation');
expectedFailures.expectFailureFor(
goog.userAgent.IE && !goog.userAgent.product.isVersion(9),
'CSS transforms were only introduced in IE9');
// First check the element is actually translated, and we haven't missed
// one of the vendor-specific transform properties
var position = goog.style.getClientPosition(element);
var translation = goog.style.getCssTranslation(element);
var expectedTranslation = new goog.math.Coordinate(20, 30);
expectedFailures.run(function() {
assertObjectEquals(new goog.math.Coordinate(30, 40), position);
assertObjectEquals(expectedTranslation, translation);
});
}
function hasVerticalScroll(el) {
return el.clientWidth != 0 && el.offsetWidth - el.clientWidth > 0;
}
function hasHorizontalScroll(el) {
return el.clientHeight != 0 && el.offsetHeight - el.clientHeight > 0;
}
function isIE8() {
return goog.userAgent.IE && goog.userAgent.product.isVersion('8') &&
!goog.userAgent.product.isVersion('9');
}
</script>
</body>
</html>
|
