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module("extending", { teardown: moduleTeardown });
test("custom pseudos", function() {
expect( 6 );
Sizzle.selectors.filters.foundation = Sizzle.selectors.filters.root;
deepEqual( Sizzle(":foundation"), [ document.documentElement ], "Copy element filter with new name" );
delete Sizzle.selectors.filters.foundation;
Sizzle.selectors.setFilters.primary = Sizzle.selectors.setFilters.first;
t( "Copy set filter with new name", "div:primary", ["qunit"] );
delete Sizzle.selectors.setFilters.primary;
Sizzle.selectors.filters.aristotlean = Sizzle.selectors.createPseudo(function() {
return function( elem ) {
return !!elem.id;
};
});
t( "Custom element filter", "#foo :aristotlean", [ "sndp", "en", "yahoo", "sap", "anchor2", "simon" ] );
delete Sizzle.selectors.filters.aristotlean;
Sizzle.selectors.filters.endswith = Sizzle.selectors.createPseudo(function( text ) {
return function( elem ) {
return Sizzle.getText( elem ).slice( -text.length ) === text;
};
});
t( "Custom element filter with argument", "a:endswith(ogle)", ["google"] );
delete Sizzle.selectors.filters.endswith;
Sizzle.selectors.setFilters.second = Sizzle.selectors.createPseudo(function() {
return Sizzle.selectors.createPseudo(function( seed, matches ) {
if ( seed[1] ) {
matches[1] = seed[1];
seed[1] = false;
}
});
});
t( "Custom set filter", "#qunit-fixture p:second", ["ap"] );
delete Sizzle.selectors.filters.second;
Sizzle.selectors.setFilters.slice = Sizzle.selectors.createPseudo(function( argument ) {
var bounds = argument.split(":");
return Sizzle.selectors.createPseudo(function( seed, matches ) {
var i = bounds[1];
// Match elements found at the specified indexes
while ( --i >= bounds[0] ) {
if ( seed[i] ) {
matches[i] = seed[i];
seed[i] = false;
}
}
});
});
t( "Custom set filter with argument", "#qunit-fixture p:slice(1:3)", [ "ap", "sndp" ] );
delete Sizzle.selectors.filters.slice;
});
test("backwards-compatible custom pseudos", function() {
expect( 3 );
Sizzle.selectors.filters.icontains = function( elem, i, match ) {
return Sizzle.getText( elem ).toLowerCase().indexOf( (match[3] || "").toLowerCase() ) > -1;
};
t( "Custom element filter with argument", "a:icontains(THIS BLOG ENTRY)", ["simon1"] );
delete Sizzle.selectors.filters.icontains;
Sizzle.selectors.setFilters.podium = function( elements, argument ) {
var count = argument == null || argument === "" ? 3 : +argument;
return elements.slice( 0, count );
};
// Using TAG as the first token here forces this setMatcher into a fail state
// Where the descendent combinator was lost
t( "Custom setFilter", "form#form :PODIUM", ["label-for", "text1", "text2"] );
t( "Custom setFilter with argument", "#form input:Podium(1)", ["text1"] );
delete Sizzle.selectors.setFilters.podium;
});
test("custom attribute getters", function() {
expect( 2 );
var original = Sizzle.selectors.attrHandle.hreflang,
selector = "a:contains('mark')[hreflang='http://diveintomark.org/en']";
Sizzle.selectors.attrHandle.hreflang = function( elem, name ) {
var href = elem.getAttribute("href"),
lang = elem.getAttribute( name );
return lang && ( href + lang );
};
deepEqual( Sizzle(selector, createWithFriesXML()), [], "Custom attrHandle (preferred document)" );
t( "Custom attrHandle (preferred document)", selector, ["mark"] );
Sizzle.selectors.attrHandle.hreflang = original;
});
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