mirror of
https://github.com/jquery/jquery.git
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299 lines
11 KiB
JavaScript
299 lines
11 KiB
JavaScript
(function() {
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if ( !jQuery.fn.wrap ) { // no wrap module
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return;
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}
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module( "wrap", {
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teardown: moduleTeardown
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});
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// See test/unit/manipulation.js for explanation about these 2 functions
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function manipulationBareObj( value ) {
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return value;
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}
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function manipulationFunctionReturningObj( value ) {
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return function() {
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return value;
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};
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}
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function testWrap( val ) {
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expect( 19 );
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var defaultText, result, j, i, cacheLength;
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defaultText = "Try them out:";
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result = jQuery("#first").wrap( val("<div class='red'><span></span></div>") ).text();
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equal( defaultText, result, "Check for wrapping of on-the-fly html" );
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ok( jQuery("#first").parent().parent().is(".red"), "Check if wrapper has class 'red'" );
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result = jQuery("#first").wrap( val(document.getElementById("empty")) ).parent();
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ok( result.is("ol"), "Check for element wrapping" );
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equal( result.text(), defaultText, "Check for element wrapping" );
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jQuery("#check1").on( "click", function() {
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var checkbox = this;
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ok( checkbox.checked, "Checkbox's state is erased after wrap() action, see #769" );
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jQuery( checkbox ).wrap( val("<div id='c1' style='display:none;'></div>") );
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ok( checkbox.checked, "Checkbox's state is erased after wrap() action, see #769" );
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}).prop( "checked", false )[ 0 ].click();
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// using contents will get comments regular, text, and comment nodes
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j = jQuery("#nonnodes").contents();
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j.wrap( val("<i></i>") );
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equal( jQuery("#nonnodes > i").length, jQuery("#nonnodes")[ 0 ].childNodes.length, "Check node,textnode,comment wraps ok" );
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equal( jQuery("#nonnodes > i").text(), j.text(), "Check node,textnode,comment wraps doesn't hurt text" );
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// Try wrapping a disconnected node
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cacheLength = 0;
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for ( i in jQuery.cache ) {
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cacheLength++;
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}
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j = jQuery("<label/>").wrap( val("<li/>") );
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equal( j[ 0 ] .nodeName.toUpperCase(), "LABEL", "Element is a label" );
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equal( j[ 0 ].parentNode.nodeName.toUpperCase(), "LI", "Element has been wrapped" );
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for ( i in jQuery.cache ) {
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cacheLength--;
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}
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equal( cacheLength, 0, "No memory leak in jQuery.cache (bug #7165)" );
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// Wrap an element containing a text node
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j = jQuery("<span/>").wrap("<div>test</div>");
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equal( j[ 0 ].previousSibling.nodeType, 3, "Make sure the previous node is a text element" );
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equal( j[ 0 ].parentNode.nodeName.toUpperCase(), "DIV", "And that we're in the div element." );
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// Try to wrap an element with multiple elements (should fail)
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j = jQuery("<div><span></span></div>").children().wrap("<p></p><div></div>");
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equal( j[ 0 ].parentNode.parentNode.childNodes.length, 1, "There should only be one element wrapping." );
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equal( j.length, 1, "There should only be one element (no cloning)." );
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equal( j[ 0 ].parentNode.nodeName.toUpperCase(), "P", "The span should be in the paragraph." );
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// Wrap an element with a jQuery set
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j = jQuery("<span/>").wrap( jQuery("<div></div>") );
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equal( j[ 0 ].parentNode.nodeName.toLowerCase(), "div", "Wrapping works." );
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// Wrap an element with a jQuery set and event
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result = jQuery("<div></div>").on( "click", function() {
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ok( true, "Event triggered." );
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// Remove handlers on detached elements
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result.off();
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jQuery(this).off();
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});
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j = jQuery("<span/>").wrap( result );
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equal( j[ 0 ].parentNode.nodeName.toLowerCase(), "div", "Wrapping works." );
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j.parent().trigger("click");
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}
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test( "wrap(String|Element)", function() {
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testWrap( manipulationBareObj );
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});
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test( "wrap(Function)", function() {
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testWrap( manipulationFunctionReturningObj );
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});
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test( "wrap(Function) with index (#10177)", function() {
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var expectedIndex = 0,
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targets = jQuery("#qunit-fixture p");
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expect( targets.length );
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targets.wrap(function(i) {
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equal( i, expectedIndex, "Check if the provided index (" + i + ") is as expected (" + expectedIndex + ")" );
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expectedIndex++;
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return "<div id='wrap_index_'" + i + "'></div>";
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});
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});
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test( "wrap(String) consecutive elements (#10177)", function() {
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var targets = jQuery("#qunit-fixture p");
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expect( targets.length * 2 );
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targets.wrap("<div class='wrapper'></div>");
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targets.each(function() {
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var $this = jQuery(this);
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ok( $this.parent().is(".wrapper"), "Check each elements parent is correct (.wrapper)" );
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equal( $this.siblings().length, 0, "Each element should be wrapped individually" );
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});
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});
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test( "wrapAll(String)", function() {
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expect( 5 );
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var prev, p, result;
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prev = jQuery("#firstp")[ 0 ].previousSibling;
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p = jQuery("#firstp,#first")[ 0 ].parentNode;
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result = jQuery("#firstp,#first").wrapAll( "<div class='red'><div class='tmp'></div></div>" );
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equal( result.parent().length, 1, "Check for wrapping of on-the-fly html" );
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ok( jQuery("#first").parent().parent().is(".red"), "Check if wrapper has class 'red'" );
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ok( jQuery("#firstp").parent().parent().is(".red"), "Check if wrapper has class 'red'" );
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equal( jQuery("#first").parent().parent()[ 0 ].previousSibling, prev, "Correct Previous Sibling" );
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equal( jQuery("#first").parent().parent()[ 0 ].parentNode, p, "Correct Parent" );
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});
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test( "wrapAll(Element)", function() {
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expect( 3 );
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var prev, p;
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prev = jQuery("#firstp")[ 0 ].previousSibling;
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p = jQuery("#first")[ 0 ].parentNode;
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jQuery("#firstp,#first").wrapAll( document.getElementById("empty") );
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equal( jQuery("#first").parent()[ 0 ], jQuery("#firstp").parent()[ 0 ], "Same Parent" );
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equal( jQuery("#first").parent()[ 0 ].previousSibling, prev, "Correct Previous Sibling" );
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equal( jQuery("#first").parent()[ 0 ].parentNode, p, "Correct Parent" );
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});
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test( "wrapInner(String)", function() {
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expect( 6 );
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var num;
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num = jQuery("#first").children().length;
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jQuery("#first").wrapInner( "<div class='red'><div id='tmp'></div></div>" );
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equal( jQuery("#first").children().length, 1, "Only one child" );
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ok( jQuery("#first").children().is(".red"), "Verify Right Element" );
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equal( jQuery("#first").children().children().children().length, num, "Verify Elements Intact" );
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num = jQuery("#first").html("foo<div>test</div><div>test2</div>").children().length;
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jQuery("#first").wrapInner( "<div class='red'><div id='tmp'></div></div>" );
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equal( jQuery("#first").children().length, 1, "Only one child" );
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ok( jQuery("#first").children().is(".red"), "Verify Right Element" );
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equal( jQuery("#first").children().children().children().length, num, "Verify Elements Intact" );
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});
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test( "wrapInner(Element)", function() {
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expect( 5 );
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var num,
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div = jQuery("<div/>");
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num = jQuery("#first").children().length;
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jQuery("#first").wrapInner( document.getElementById("empty") );
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equal( jQuery("#first").children().length, 1, "Only one child" );
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ok( jQuery("#first").children().is("#empty"), "Verify Right Element" );
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equal( jQuery("#first").children().children().length, num, "Verify Elements Intact" );
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div.wrapInner( "<span></span>" );
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equal( div.children().length, 1, "The contents were wrapped." );
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equal( div.children()[ 0 ].nodeName.toLowerCase(), "span", "A span was inserted." );
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});
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test( "wrapInner(Function) returns String", function() {
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expect( 6 );
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var num,
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val = manipulationFunctionReturningObj;
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num = jQuery("#first").children().length;
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jQuery("#first").wrapInner( val("<div class='red'><div id='tmp'></div></div>") );
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equal( jQuery("#first").children().length, 1, "Only one child" );
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ok( jQuery("#first").children().is(".red"), "Verify Right Element" );
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equal( jQuery("#first").children().children().children().length, num, "Verify Elements Intact" );
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num = jQuery("#first").html("foo<div>test</div><div>test2</div>").children().length;
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jQuery("#first").wrapInner( val("<div class='red'><div id='tmp'></div></div>") );
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equal( jQuery("#first").children().length, 1, "Only one child" );
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ok( jQuery("#first").children().is(".red"), "Verify Right Element" );
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equal( jQuery("#first").children().children().children().length, num, "Verify Elements Intact" );
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});
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test( "wrapInner(Function) returns Element", function() {
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expect( 5 );
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var num,
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val = manipulationFunctionReturningObj,
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div = jQuery("<div/>");
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num = jQuery("#first").children().length;
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jQuery("#first").wrapInner( val(document.getElementById("empty")) );
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equal( jQuery("#first").children().length, 1, "Only one child" );
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ok( jQuery("#first").children().is("#empty"), "Verify Right Element" );
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equal( jQuery("#first").children().children().length, num, "Verify Elements Intact" );
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div.wrapInner( val("<span></span>") );
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equal( div.children().length, 1, "The contents were wrapped." );
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equal( div.children()[ 0 ].nodeName.toLowerCase(), "span", "A span was inserted." );
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});
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test( "unwrap()", function() {
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expect( 9 );
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jQuery("body").append(" <div id='unwrap' style='display: none;'> <div id='unwrap1'> <span class='unwrap'>a</span> <span class='unwrap'>b</span> </div> <div id='unwrap2'> <span class='unwrap'>c</span> <span class='unwrap'>d</span> </div> <div id='unwrap3'> <b><span class='unwrap unwrap3'>e</span></b> <b><span class='unwrap unwrap3'>f</span></b> </div> </div>");
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var abcd = jQuery("#unwrap1 > span, #unwrap2 > span").get(),
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abcdef = jQuery("#unwrap span").get();
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equal( jQuery("#unwrap1 span").add("#unwrap2 span:first-child").unwrap().length, 3, "make #unwrap1 and #unwrap2 go away" );
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deepEqual( jQuery("#unwrap > span").get(), abcd, "all four spans should still exist" );
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deepEqual( jQuery("#unwrap3 span").unwrap().get(), jQuery("#unwrap3 > span").get(), "make all b in #unwrap3 go away" );
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deepEqual( jQuery("#unwrap3 span").unwrap().get(), jQuery("#unwrap > span.unwrap3").get(), "make #unwrap3 go away" );
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deepEqual( jQuery("#unwrap").children().get(), abcdef, "#unwrap only contains 6 child spans" );
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deepEqual( jQuery("#unwrap > span").unwrap().get(), jQuery("body > span.unwrap").get(), "make the 6 spans become children of body" );
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deepEqual( jQuery("body > span.unwrap").unwrap().get(), jQuery("body > span.unwrap").get(), "can't unwrap children of body" );
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deepEqual( jQuery("body > span.unwrap").unwrap().get(), abcdef, "can't unwrap children of body" );
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deepEqual( jQuery("body > span.unwrap").get(), abcdef, "body contains 6 .unwrap child spans" );
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jQuery("body > span.unwrap").remove();
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});
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test( "jQuery(<tag>) & wrap[Inner/All]() handle unknown elems (#10667)", function() {
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expect( 2 );
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var $wraptarget = jQuery( "<div id='wrap-target'>Target</div>" ).appendTo( "#qunit-fixture" ),
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$section = jQuery( "<section>" ).appendTo( "#qunit-fixture" );
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$wraptarget.wrapAll("<aside style='background-color:green'></aside>");
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notEqual( $wraptarget.parent("aside").get( 0 ).style.backgroundColor, "transparent", "HTML5 elements created with wrapAll inherit styles" );
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notEqual( $section.get( 0 ).style.backgroundColor, "transparent", "HTML5 elements create with jQuery( string ) inherit styles" );
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});
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test( "wrapping scripts (#10470)", function() {
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expect( 2 );
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var script = document.createElement("script");
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script.text = script.textContent = "ok( !document.eval10470, 'script evaluated once' ); document.eval10470 = true;";
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document.eval10470 = false;
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jQuery("#qunit-fixture").empty()[0].appendChild( script );
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jQuery("#qunit-fixture script").wrap("<b></b>");
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strictEqual( script.parentNode, jQuery("#qunit-fixture > b")[ 0 ], "correctly wrapped" );
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jQuery( script ).remove();
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});
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})();
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