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<!DOCTYPE html>
<html>
<!--
Copyright 2008 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">
<title>Closure Unit Tests - goog.ui.ButtonRenderer</title>
<script src="../base.js"></script>
<script>
goog.require('goog.dom.a11y');
goog.require('goog.dom.a11y.Role');
goog.require('goog.dom.a11y.State');
goog.require('goog.dom.classes');
goog.require('goog.style');
goog.require('goog.testing.ExpectedFailures');
goog.require('goog.testing.jsunit');
goog.require('goog.testing.ui.rendererasserts');
goog.require('goog.ui.Button');
goog.require('goog.ui.ButtonRenderer');
goog.require('goog.ui.ButtonSide');
</script>
</head>
<body>
<div id="sandbox"></div>
<script>
var button, buttonRenderer, testRenderer;
var sandbox = goog.dom.getElement('sandbox');
var expectedFailures = new goog.testing.ExpectedFailures();
/**
* A subclass of ButtonRenderer that overrides
* {@code getStructuralCssClass} for testing purposes.
* @constructor
* @extends {goog.ui.ControlRenderer}
*/
function TestRenderer() {
goog.ui.ButtonRenderer.call(this);
};
goog.inherits(TestRenderer, goog.ui.ButtonRenderer);
goog.addSingletonGetter(TestRenderer);
/** {@override} */
TestRenderer.prototype.getStructuralCssClass = function() {
return 'goog-base';
};
function setUp() {
buttonRenderer = goog.ui.ButtonRenderer.getInstance();
button = new goog.ui.Button('Hello', buttonRenderer);
testRenderer = TestRenderer.getInstance();
}
function tearDown() {
button.dispose();
goog.dom.removeChildren(sandbox);
expectedFailures.handleTearDown();
}
function testConstructor() {
assertNotNull('ButtonRenderer singleton instance must not be null',
buttonRenderer);
}
function testGetAriaRole() {
assertEquals('ButtonRenderer\'s ARIA role must have expected value',
goog.dom.a11y.Role.BUTTON, buttonRenderer.getAriaRole());
}
function testCreateDom() {
var element = buttonRenderer.createDom(button);
assertNotNull('Element must not be null', element);
assertEquals('Element must be a DIV', 'DIV', element.tagName);
assertHTMLEquals('Element must have expected structure',
'<div class="goog-button">Hello</div>',
goog.dom.getOuterHtml(element));
button.setTooltip('Hello, world!');
button.setValue('foo');
element = buttonRenderer.createDom(button);
assertNotNull('Element must not be null', element);
assertEquals('Element must be a DIV', 'DIV', element.tagName);
assertSameElements('Element must have expected class name',
['goog-button'], goog.dom.classes.get(element));
assertEquals('Element must have expected title', 'Hello, world!',
element.title);
assertUndefined('Element must have no value', element.value);
assertEquals('Element must have expected contents', 'Hello',
element.innerHTML);
button.setSupportedState(goog.ui.Component.State.CHECKED, true);
var element = buttonRenderer.createDom(button);
assertEquals('button\'s aria-pressed attribute must be false', 'false',
goog.dom.a11y.getState(element, goog.dom.a11y.State.PRESSED));
}
function testCreateDomAriaState() {
button.setSupportedState(goog.ui.Component.State.CHECKED, true);
button.setChecked(true);
var element = buttonRenderer.createDom(button);
assertEquals('button\'s aria-pressed attribute must be true', 'true',
goog.dom.a11y.getState(element, goog.dom.a11y.State.PRESSED));
}
function testDecorate() {
sandbox.innerHTML =
'<div id="foo">Foo</div>\n' +
'<div id="bar" title="Hello, world!">Bar</div>\n' +
'<div id="toggle">Toggle</div>';
var foo = new goog.ui.Button(null, buttonRenderer);
foo.decorate(goog.dom.getElement('foo'));
assertEquals('foo\'s tooltip must be the empty string', '',
foo.getTooltip());
foo.dispose();
var bar = new goog.ui.Button(null, buttonRenderer);
bar.decorate(goog.dom.getElement('bar'));
assertEquals('bar\'s tooltip must be initialized', 'Hello, world!',
bar.getTooltip());
bar.dispose();
var toggle = new goog.ui.Button(null, buttonRenderer);
toggle.setSupportedState(goog.ui.Component.State.CHECKED, true);
var element = goog.dom.getElement('toggle');
toggle.decorate(element);
assertEquals('toggle\'s aria-pressed attribute must be false', 'false',
goog.dom.a11y.getState(element, goog.dom.a11y.State.PRESSED));
toggle.dispose();
}
function testCollapse() {
buttonRenderer.setCollapsed(button, goog.ui.ButtonSide.START);
assertSameElements('Button should have class to collapse start',
['goog-button-collapse-left'], button.getExtraClassNames());
buttonRenderer.setCollapsed(button, goog.ui.ButtonSide.END);
assertSameElements('Button should have class to collapse end',
['goog-button-collapse-right'], button.getExtraClassNames());
buttonRenderer.setCollapsed(button, goog.ui.ButtonSide.BOTH);
assertSameElements('Button should have classes to collapse both',
['goog-button-collapse-left', 'goog-button-collapse-right'],
button.getExtraClassNames());
}
function testCollapseRtl() {
button.setRightToLeft(true);
buttonRenderer.setCollapsed(button, goog.ui.ButtonSide.START);
assertSameElements('Button should have class to collapse start',
['goog-button-collapse-right'], button.getExtraClassNames());
buttonRenderer.setCollapsed(button, goog.ui.ButtonSide.END);
assertSameElements('Button should have class to collapse end',
['goog-button-collapse-left'], button.getExtraClassNames());
buttonRenderer.setCollapsed(button, goog.ui.ButtonSide.BOTH);
assertSameElements('Button should have classes to collapse both',
['goog-button-collapse-left', 'goog-button-collapse-right'],
button.getExtraClassNames());
}
function testCollapseWithStructuralClass() {
testRenderer.setCollapsed(button, goog.ui.ButtonSide.BOTH);
assertSameElements('Should use structural class for collapse classes',
['goog-base-collapse-left', 'goog-base-collapse-right'],
button.getExtraClassNames());
}
function testUpdateAriaState() {
var element = buttonRenderer.createDom(button);
buttonRenderer.updateAriaState(element, goog.ui.Component.State.CHECKED,
true);
assertEquals('Button must have pressed ARIA state', 'true',
goog.dom.a11y.getState(element, goog.dom.a11y.State.PRESSED));
// Test for updating a state other than CHECKED
buttonRenderer.updateAriaState(element, goog.ui.Component.State.DISABLED,
true);
assertEquals('Button must have disabled ARIA state', 'true',
goog.dom.a11y.getState(element, goog.dom.a11y.State.DISABLED));
buttonRenderer.updateAriaState(element, goog.ui.Component.State.CHECKED,
false);
assertEquals('Control must no longer have pressed ARIA state',
'false',
goog.dom.a11y.getState(element, goog.dom.a11y.State.PRESSED));
}
function testDoesntCallGetCssClassInConstructor() {
goog.testing.ui.rendererasserts.
assertNoGetCssClassCallsInConstructor(goog.ui.ButtonRenderer);
}
</script>
</body>
</html>
|
