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2795 lines (2569 loc) · 108 KB
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var jsdom = require("../..");
var xpath = require('../../lib/jsdom/level3/xpath')(jsdom.jsdom().defaultView);
var domTestHelper = require('../DOMTestCase');
exports.tests = {};
function all1(re, s) {
var l = [];
while (s.length) {
var m = re.exec(s);
if (!m) break;
l.push(m[1]);
s = s.substr(m[0].length);
}
return l;
}
exports.testTokenizeRegexp = function(test) {
var re = xpath.Stream.prototype.re;
test.deepEqual(['8', 'a'], all1(re, '8a'));
test.deepEqual(['8', 'a'], all1(re, ' 8a'));
test.deepEqual(['fun'], all1(re, 'fun'));
test.deepEqual(['hi', '+', '3'], all1(re, 'hi+3'));
test.deepEqual(['fun', '(', ')'], all1(re, 'fun()'));
test.deepEqual(['..', '/', 'a', '//', 'b'], all1(re, '../a//b'));
test.deepEqual(['1', '<=', '2', '<', '3', '>=', '4', '=', '5', '!=', '6'], all1(re, '1<=2<3>=4=5!=6'));
test.deepEqual(['<', '='], all1(re, '< ='));
test.deepEqual(['a','::','b'], all1(re, 'a::b'));
test.deepEqual(['a','::','b'], all1(re, 'a :: b'));
test.deepEqual(['a:b'], all1(re, 'a:b'));
test.deepEqual(['a'], all1(re, 'a : b')); // can't tokenize : alone
test.deepEqual(['a:b', '::', 'c'], all1(re, 'a:b::c'));
test.deepEqual(['a', '::', 'b:c'], all1(re, 'a::b:c'));
test.deepEqual(['a', '::', 'b:c'], all1(re, 'a::b:c'));
test.deepEqual(['"hi there\'"'], all1(re, '"hi there\'"'));
test.deepEqual(['*'], all1(re, '*'));
test.deepEqual(['ncname:*'], all1(re, 'ncname:*'));
test.deepEqual(['q:name'], all1(re, 'q:name:*')); // can't tokenize : alone
test.deepEqual(['-', 'b'], all1(re, '-b'));
test.deepEqual(['a-b'], all1(re, 'a-b'));
test.deepEqual(['a', '-', 'b'], all1(re, 'a -b'));
test.deepEqual(['a', '-', 'b'], all1(re, 'a - b'));
test.deepEqual(['.3'], all1(re, '.3'));
test.done();
};
exports.testPeekPop = function(test) {
var s = new xpath.Stream('a b c');
test.equals('a', s.peek());
test.equals(' b c', s.str);
test.equals('a', s.pop());
test.equals('b', s.pop());
test.equals('c', s.pop());
test.equals(null, s.pop());
test.done();
};
exports.testPopFuncName = function(test) {
var s = new xpath.Stream('f( node( mod( string( comment()))))');
test.equals('f', s.trypopfuncname());
test.equals('(', s.pop());
test.equals(null, s.trypopfuncname());
test.equals('node', s.pop());
test.equals('(', s.pop());
test.equals('mod', s.trypopfuncname());
test.equals('(', s.pop());
test.equals('string', s.trypopfuncname());
test.equals('(', s.pop());
test.equals(null, s.trypopfuncname());
test.equals('comment', s.pop());
test.equals('(', s.pop());
test.equals(')', s.pop());
test.equals(')', s.pop());
test.equals(')', s.pop());
test.equals(')', s.pop());
test.equals(')', s.pop());
test.equals(null, s.trypopfuncname());
test.equals(null, s.pop());
test.done();
};
exports.testPopFuncWithSpaces = function(test) {
var s = new xpath.Stream('f(n-s(" "), 2, 3)');
test.equals('f', s.trypopfuncname());
test.equals('(', s.pop());
test.equals('n-s', s.trypopfuncname());
test.equals('(', s.pop());
test.equals(' ', s.trypopliteral());
test.equals(')', s.pop());
test.equals(',', s.pop());
test.equals('2', s.pop());
test.equals(',', s.pop());
test.equals('3', s.pop());
test.equals(')', s.pop());
test.equals(null, s.pop());
test.done();
};
exports.testTryPopNameTest = function(test) {
var s = new xpath.Stream('a:b + c:* + *');
test.equals('a:b', s.trypopnametest());
test.equals(null, s.trypopnametest());
test.equals('+', s.pop());
test.equals('c:*', s.trypopnametest());
test.equals(null, s.trypopnametest());
test.equals('+', s.pop());
test.equals('*', s.trypopnametest());
test.equals(null, s.trypopnametest());
test.equals(null, s.pop());
test.done();
};
exports.testTryPopLiteral = function(test) {
var s = new xpath.Stream('"ab" + \'c d\' e "'); // dangling " at end
test.equals('ab', s.trypopliteral());
test.equals(null, s.trypopliteral());
test.equals('+', s.pop());
test.equals('c d', s.trypopliteral());
test.equals(null, s.trypopliteral());
test.equals('e', s.pop());
test.equals(null, s.trypopliteral()); // dangling " doesn't become a token.
test.equals(null, s.pop());
test.done();
};
exports.testTryPopNumber = function(test) {
var s = new xpath.Stream('.2 + 3.4 -5 .');
test.equals(.2, s.trypopnumber());
test.equals(null, s.trypopnumber());
test.equals('+', s.pop());
test.equals('3.4', s.trypopnumber());
test.equals(null, s.trypopnumber());
test.equals('-', s.pop());
test.equals('5', s.trypopnumber());
// . by itself isn't a number.
test.equals(null, s.trypopnumber());
test.equals('.', s.pop());
test.equals(null, s.trypopnumber()); // dangling " doesn't become a token.
test.equals(null, s.pop());
test.done();
};
exports.testTryPopVarRef = function(test) {
var s = new xpath.Stream('$a + $b:c $');
test.equals('a', s.trypopvarref());
test.equals(null, s.trypopvarref());
test.equals('+', s.pop());
test.equals('b:c', s.trypopvarref());
test.equals(null, s.trypopvarref());
test.equals(null, s.pop());
test.done();
};
var astFactory = {
node: function() {return Array.prototype.slice.call(arguments);},
i: 0,
};
exports.testParseNumber = function(test) {
var s = new xpath.Stream('32');
test.deepEqual(32, xpath.parse(s, astFactory));
test.done();
};
exports.testParseLiteral = function(test) {
var s = new xpath.Stream('"hi"');
test.deepEqual("hi", xpath.parse(s, astFactory));
test.done();
};
exports.testParseFunctionCall = function(test) {
var s = new xpath.Stream('concat(1, 1+1, "hi")');
test.deepEqual(['FunctionCall', 'concat', [1, ['+', 1, 1], 'hi']], xpath.parse(s, astFactory));
test.done();
};
exports.testParseFunctionOfEmptyString = function(test) {
var s = new xpath.Stream('string("")');
test.deepEqual(['FunctionCall', 'string', [""]], xpath.parse(s, astFactory));
test.done();
};
exports.testParseVariableReference = function(test) {
var s = new xpath.Stream('$hi');
test.deepEqual(['VariableReference', 'hi'], xpath.parse(s, astFactory));
test.done();
};
exports.testParsePrimative = function(test) {
var s = new xpath.Stream('32 + -1 + "3"');
test.deepEqual(['+', ['+', 32, ['UnaryMinus', 1]], '3'], xpath.parse(s, astFactory));
test.done();
};
exports.testPrimaryParens = function(test) {
var s = new xpath.Stream('(div)');
test.deepEqual(['PathExpr', ['Axis', 'child', 'element', 'div']], xpath.parse(s, astFactory));
test.done();
};
exports.testParseStepShorthands = function(test) {
var s = new xpath.Stream('../.');
test.deepEqual(
[ 'PathExpr',
[ '/',
[ 'Axis', 'parent', 'node' ],
[ 'Axis', 'self', 'node' ] ] ],
xpath.parse(s, astFactory));
test.done();
};
exports.testParseWildcard = function(test) {
var s = new xpath.Stream('*/self::*/@*');
test.deepEqual(
[ 'PathExpr',
[ '/',
[ '/',
[ 'Axis', 'child', 'element', '*' ],
[ 'Axis', 'self', 'element', '*' ] ],
[ 'Axis', 'attribute', 'attribute', '*' ] ] ],
xpath.parse(s, astFactory));
test.done();
};
exports.testParseFilter = function(test) {
// tests FilterExpr, which is Primary followed by predicates.
// Not to be confused with Step, which is node test followed by predicate.
var s = new xpath.Stream('1[2][3]');
test.deepEqual(['Predicate', ['Predicate', 1, 2], 3],
xpath.parse(s, astFactory));
test.done();
};
exports.testParseStepWithPredicate = function(test) {
// tests Step, which is node test followed by predicate.
// Not to be confused with FilterExpr, which is Primary followed by predicates.
var s = new xpath.Stream('a[2][3]');
test.deepEqual(['PathExpr',
['Predicate',
['Predicate',
['Axis', 'child', 'element', 'a'],
2],
3]],
xpath.parse(s, astFactory));
test.done();
};
exports.testParsePathWithPredicate = function(test) {
// tests Step, which is node test followed by predicate.
// Not to be confused with FilterExpr, which is Primary followed by predicates.
var s = new xpath.Stream('a/b[1]');
test.deepEqual(['PathExpr', [ '/',
[ 'Axis', 'child', 'element', 'a' ],
[ 'Predicate', [ 'Axis', 'child', 'element', 'b' ], 1 ] ]],
xpath.parse(s, astFactory));
test.done();
};
exports.testParseAbsoluteLocationPath = function(test) {
var s = new xpath.Stream('/a/b/c');
test.deepEqual(
['PathExpr',
[ '/',
[ '/',
[ '/',
[ 'Root' ],
['Axis', 'child', 'element', 'a' ] ],
[ 'Axis', 'child', 'element', 'b' ] ],
[ 'Axis', 'child', 'element', 'c' ] ] ],
xpath.parse(s, astFactory));
test.done();
};
exports.testParseRelativeLocationPath = function(test) {
var s = new xpath.Stream('a/b/c');
test.deepEqual(
['PathExpr',
[ '/',
[ '/',
[ 'Axis', 'child', 'element', 'a' ],
[ 'Axis', 'child', 'element', 'b' ] ],
[ 'Axis', 'child', 'element', 'c' ] ] ],
xpath.parse(s, astFactory));
test.done();
};
exports.testParseNodeTest = function(test) {
var s = new xpath.Stream('self::node()');
test.deepEqual(['PathExpr', ['Axis', 'self', 'node', undefined]],
xpath.parse(s, astFactory));
test.done();
};
exports.testParseAbsoluteShorthand = function(test) {
var s2 = new xpath.Stream('/descendant-or-self::node()/a');
var s1 = new xpath.Stream('//a');
test.deepEqual(xpath.parse(s2, astFactory), xpath.parse(s1, astFactory));
test.done();
};
exports.testParseLocationShorthand = function(test) {
var s1 = new xpath.Stream('a//b');
var s2 = new xpath.Stream('a/descendant-or-self::node()/b');
test.deepEqual(xpath.parse(s2, astFactory), xpath.parse(s1, astFactory));
test.done();
};
exports.testParseRoot = function(test) {
var s = new xpath.Stream('/');
test.deepEqual(['PathExpr', ['Root']], xpath.parse(s, astFactory));
test.done();
};
exports.testEvaluateNumber = function(test) {
var x = xpath.evaluate('3', null, 'CTX');
test.deepEqual(3, x);
test.done();
};
exports.testEvaluateExtraParens = function(test) {
var x = xpath.evaluate('(((3)))', null, 'CTX');
test.deepEqual(3, x);
test.done();
};
exports.testEvaluateNumberFunction = function(test) {
var x = xpath.evaluate('number("3")', null, 'CTX');
test.equal(3, x);
test.done();
};
exports.testEvaluateUnaryMinus = function(test) {
var x = xpath.evaluate('-3', null, 'CTX');
test.deepEqual(-3, x);
test.done();
};
exports.testEvaluateUnaryMinusCoerced = function(test) {
var x = xpath.evaluate('--"3"', null, 'CTX');
test.deepEqual(3, x);
test.done();
};
exports.testEvaluateArithmetic = function(test) {
var x = xpath.evaluate('(2*11 + 5)mod 10', null, 'CTX');
test.deepEqual(7, x);
test.done();
};
exports.testEvaluateArithmetic2 = function(test) {
var x = xpath.evaluate(
'1>.5 and 1>=.5 and (2=6div 3) and false()<.5 and true()>.5', null, 'CTX');
test.deepEqual(true, x);
test.done();
};
exports.testEvaluateWildcardChild = function(test) {
var doc = jsdom.jsdom('<html><body><div>3</div><div>4</div></body></html>'),
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1];
var x = xpath.evaluate('*', doc, body);
test.deepEqual(xpath.stringifyObject({nodes:[div0,div1], pos: [[1],[2]], lasts: [[2],[2]]}), xpath.stringifyObject(x));
test.done();
};
exports.testEvaluateArithmetic3 = function(test) {
var doc = jsdom.jsdom('<html><body><div>3</div><div>4</div></body></html>'),
body = doc.getElementsByTagName('body')[0];
var x = xpath.evaluate(
'*<*', doc, body);
test.deepEqual(true, x);
test.done();
};
exports.testEvaluateRoot = function(test) {
var doc = jsdom.jsdom('Hello.');
var x = xpath.evaluate('/', doc, doc);
test.deepEqual(xpath.stringifyObject({nodes:[doc]}), xpath.stringifyObject(x));
test.done();
};
exports.testEvaluateSelf = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div></body></html>'),
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1];
var newCtx = xpath.axes.self([doc, div0, div1], xpath.nodeTypes.element, null, true);
test.deepEqual(
xpath.stringifyObject(
{nodes: [div0, div1],
pos: [[1], [1]],
lasts: [[1],[1]]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testEvaluateParent = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><span></span></body></html>'),
div0 = doc.getElementsByTagName('div')[0],
span = doc.getElementsByTagName('span')[0],
body = div0.parentNode;
var newCtx = xpath.axes.parent([doc, div0, span], xpath.nodeTypes.element, null, true);
test.deepEqual(
xpath.stringifyObject(
{nodes: [body],
pos: [[1]],
lasts: [[1]]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testSortUniqDocumentOrder = function(test) {
var doc = jsdom.jsdom('<html><body><div id=x><a></a><div>b</div></div><span></span></body></html>'),
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
id = doc.getElementById('x').getAttributeNode('id'),
a = doc.getElementsByTagName('a')[0],
span = doc.getElementsByTagName('span')[0];
var ctx = {nodes: [id, body, span, div0, a, span]};
var ctx2 = {nodes: xpath.sortUniqDocumentOrder(ctx.nodes)};
test.deepEqual(
xpath.stringifyObject(
{nodes: [body, div0, id, a, span]}),
xpath.stringifyObject(ctx2));
test.done();
};
exports.testId = function(test) {
var doc = jsdom.jsdom(
'<html><body><div id=test>b c d</div><br id=b><br id=c><br id=d></body></html>'),
b = doc.getElementById('b'),
c = doc.getElementById('c'),
d = doc.getElementById('d');
test.deepEqual(
xpath.stringifyObject(
{nodes: [b,c,d]}),
xpath.stringifyObject(
xpath.evaluate('id(id("test"))', doc, doc)));
test.done();
};
function outerHtml(node) { return node.outerHTML; }
exports.testEvaluateChildAxis = function(test) {
var doc = jsdom.jsdom('<html><body>Hello.</body></html>');
var ctx = doc.body;
var x = xpath.evaluate('child::text()', doc, ctx);
test.deepEqual([doc.body.firstChild], x.nodes);
test.done();
};
exports.testDescendantDfs1 = function(test) {
var doc = jsdom.jsdom('<html><body><a><b><i></i></b></a><u></u></body></html>');
var body = doc.getElementsByTagName('body')[0],
a = doc.getElementsByTagName('a')[0],
b = doc.getElementsByTagName('b')[0],
i = doc.getElementsByTagName('i')[0],
u = doc.getElementsByTagName('u')[0];
var newCtx = xpath.axes.descendant([body], xpath.nodeTypes.element, null, true).simplify();
test.deepEqual(
xpath.stringifyObject(
{nodes: [a, b, i, u],
pos:[[1],[2],[3],[4]],lasts:[[4],[4],[4],[4]]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testDescendantOrSelfChild = function(test) {
// from http://trac.webkit.org/export/73247/trunk/LayoutTests/fast/xpath/xpath-functional-test.html
var doc = jsdom.jsdom(
'<html><body>' +
'<blockquote id="n12" title="12" class="15">' +
' <!--blockquoteComment-->' +
' blockquoteText1:' +
' <br id="n13" title="13" class="10">' +
' blockquoteText2' +
' <p id="n14" title="14" class="13">' +
' <del id="n15" title="15" class="11">del</del>' +
' <ins id="n16" title="16" class="12">ins</ins>' +
' </p>' +
' <!--?pi name="value"?-->' +
' <font id="n17" title="17" class="14" face="n8 n26">font</font>' +
'</blockquote>' +
'</html></body>'
);
var newCtx = xpath.evaluate('.//*[ancestor::blockquote]', doc, doc);
var nodeNames = newCtx.nodes
.map(function(n) {return n.nodeName;})
.join(' ').toLowerCase();
test.deepEqual('br p del ins font', nodeNames);
test.done();
};
function testDescendantDfsAndSelfBase(test, andSelf) {
var andSelf = !!andSelf;
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div></body></html>');
var div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1];
if (andSelf) fn = xpath.axes['descendant-or-self'];
else fn = xpath.axes.descendant;
var newCtx = fn([div0], xpath.nodeTypes.element, 'div', true).simplify();
var expectedNodes = andSelf ? [div0, div1] : [div1];
var expectedPos = andSelf ? [[1], [2]] : [[1]];
var expectedLasts = andSelf ? [[2], [2]] : [[1]];
test.deepEqual(
xpath.stringifyObject(
{nodes: expectedNodes, pos: expectedPos, lasts: expectedLasts}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testDescendantDfs = function(test) {
testDescendantDfsAndSelfBase(test, false);
};
exports.testDescendantDfsAndSelf = function(test) {
testDescendantDfsAndSelfBase(test, true);
};
exports.testDescendantDfsMultipleRoots = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1];
var newCtx = xpath.axes.descendant([html, div0], xpath.nodeTypes.element, null, true).simplify();
test.deepEqual(
xpath.stringifyObject(
{nodes: [body, div0, div1], pos: [[1], [2], [3, 1]],
lasts: [[3], [3], [3, 1]]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testFollowing = function(test) {
var doc = jsdom.jsdom(
'<html><head><title></title></head>' +
'<body>' +
'<div><a></a><b></b></div>' +
'<div><i></i><u></u></div>' +
'</body></html>');
var body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
a = doc.getElementsByTagName('a')[0],
b = doc.getElementsByTagName('b')[0],
div1 = doc.getElementsByTagName('div')[1],
i = doc.getElementsByTagName('i')[0],
u = doc.getElementsByTagName('u')[0];
var newCtx = xpath.axes.following([body, div0, a], xpath.nodeTypes.element, null, true).simplify();
test.deepEqual(
xpath.stringifyObject(
{ nodes:
[ b, div1, i, u ],
pos: [ [ 1 ], [ 2, 1 ], [ 3, 2 ], [ 4, 3 ] ],
lasts: [ [ 4 ], [ 4, 3 ], [ 4, 3 ], [ 4, 3 ] ] }),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testPreceding = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var newCtx = xpath.axes.preceding([img], xpath.nodeTypes.element, null, true);
test.deepEqual(
xpath.stringifyObject(
{nodes: [div0,div1], pos: [[2], [1]], lasts:[[2],[2]] }),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testPreceding2 = function(test) {
var doc = jsdom.jsdom(
'<html><head><title></title></head>' +
'<body>' +
'<div><a></a><b></b></div>' +
'<div><i></i><u></u></div>' +
'</body></html>');
var head = doc.getElementsByTagName('head')[0],
title = doc.getElementsByTagName('title')[0],
a = doc.getElementsByTagName('a')[0],
b = doc.getElementsByTagName('b')[0],
i = doc.getElementsByTagName('i')[0],
u = doc.getElementsByTagName('u')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1];
var newCtx = xpath.axes.preceding([b, i], xpath.nodeTypes.element, null, true);
test.deepEqual(
xpath.stringifyObject(
{nodes: [head, title, div0, a, b],
pos: [ [ 5, 3 ], [ 4, 2 ], [ 3 ], [ 2, 1 ], [ 1 ] ],
lasts: [[5, 3], [5, 3], [5], [5, 3], [5]]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testFollowingSibling = function(test) {
var doc = jsdom.jsdom('<html><body><a>one</a><a>two</a><a>three</a><a>four</a><a>five</a><a>six</a></body></html>');
var >
two = doc.getElementsByTagName('a')[1],
three = doc.getElementsByTagName('a')[2],
four = doc.getElementsByTagName('a')[3],
five = doc.getElementsByTagName('a')[4],
six = doc.getElementsByTagName('a')[5];
var newCtx = xpath.evaluate('a[3]/following-sibling::*', doc, doc.body);
test.deepEqual(
xpath.stringifyObject({nodes:[four,five,six]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testPrecedingSibling = function(test) {
var doc = jsdom.jsdom('<html><body><a>one</a><a>two</a><a>three</a><a>four</a><a>five</a><a>six</a></body></html>');
var >
two = doc.getElementsByTagName('a')[1],
three = doc.getElementsByTagName('a')[2],
four = doc.getElementsByTagName('a')[3],
five = doc.getElementsByTagName('a')[4],
six = doc.getElementsByTagName('a')[5];
var newCtx = xpath.evaluate('a[3]/preceding-sibling::*', doc, doc.body);
test.deepEqual(
xpath.stringifyObject({nodes:[one,two]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testAncestor = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var newCtx = xpath.axes.ancestor([div1, img], xpath.nodeTypes.element, null, true);
test.deepEqual(
xpath.stringifyObject(
{nodes: [html, body, div0],
pos: [ [ 3, 2 ], [ 2, 1 ], [ 1 ] ],
lasts: [ [ 3, 2 ], [ 3, 2 ], [ 3 ] ]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testChild = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var newCtx = xpath.axes.child([body], xpath.nodeTypes.element, null, true);
test.deepEqual(
xpath.stringifyObject(
{nodes: [div0, img], pos: [[1], [2]], lasts: [[2],[2]] }),
xpath.stringifyObject(newCtx));
test.done();
}
// TODO: 'concat(a[1], a[1][1])'
// TODO: 'concat(a[1], a[position()>1][1])'
exports.testEvaluatePosition = function(test) {
var doc = jsdom.jsdom('<html><body><a>one</a><a>two</a><a>three</a></body></html>');
var x = xpath.evaluate('concat(a[1], a[1][1])', doc, doc.body);
test.deepEqual('oneone', x);
test.done();
};
exports.testEvaluatePositionAndLast = function(test) {
var doc = jsdom.jsdom('<html><body><a>one</a><a>two</a><a>three</a><a>four</a><a>five</a><a>six</a></body></html>');
var >
two = doc.getElementsByTagName('a')[1],
three = doc.getElementsByTagName('a')[2],
four = doc.getElementsByTagName('a')[3],
five = doc.getElementsByTagName('a')[4],
six = doc.getElementsByTagName('a')[5];
var newCtx = xpath.evaluate('//a[last() mod position()=0]', doc, doc.body);
test.deepEqual(
xpath.stringifyObject({nodes:[one,two,three,six]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testAttributePredicate = function(test) {
var doc = jsdom.jsdom('<html><body><a href="x" rel=alternate>a</a></body></html>');
var a = doc.getElementsByTagName('a')[0];
var newCtx = xpath.evaluate('//*[@href="x"]', doc, doc.body);
test.deepEqual(
xpath.stringifyObject({nodes:[a]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testMorePredicates = function(test) {
var doc = jsdom.jsdom('<html><body><blockquote><a></a></blockquote></body></html>');
var blockquote = doc.getElementsByTagName('blockquote')[0],
a = doc.getElementsByTagName('a')[0];
var newCtx = xpath.evaluate('//*[ancestor::blockquote]', doc, doc.body);
test.deepEqual(
xpath.stringifyObject({nodes:[a]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testAttributeWildcard = function(test) {
var doc = jsdom.jsdom('<html><body><a href="x" rel=alternate>a</a></body></html>');
var a = doc.getElementsByTagName('a')[0];
var newCtx = xpath.evaluate('//*[@*="alternate"]', doc, doc.body);
test.deepEqual(
xpath.stringifyObject({nodes:[a]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testEvaluatePath = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var newCtx = xpath.evaluate('div/div', doc, doc.body);
test.deepEqual(
xpath.stringifyObject(
{nodes: [div1], pos: [[1]], lasts: [[1]]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testEvaluateName = function(test) {
var doc = jsdom.jsdom('<html><head></head><body></body></html>');
test.equal('body', xpath.evaluate('name()', doc, doc.body));
test.equal('body', xpath.evaluate('local-name()', doc, doc.body));
test.done();
};
exports.testEvaluateSubstringBefore = function(test) {
var doc = jsdom.jsdom('<html></html>');
var newCtx = xpath.evaluate('substring-before("1999/04/01","/")', doc, doc.body);
test.equal('1999', newCtx);
test.done();
};
exports.testEvaluateSubstringAfter = function(test) {
var doc = jsdom.jsdom('<html></html>');
var newCtx = xpath.evaluate('substring-after("1999/04/01","/")', doc, doc.body);
test.deepEqual('04/01', newCtx);
test.done();
};
exports.testEvaluateSubstring = function(test) {
var doc = jsdom.jsdom('<html></html>');
test.equal('04', xpath.evaluate('substring("1999/04/01", 6, 2)', doc, doc));
test.equal('04/01', xpath.evaluate('substring("1999/04/01", 6)', doc, doc));
test.done();
};
exports.testEvaluateContains = function(test) {
var doc = jsdom.jsdom('<html></html>');
test.equal(true, xpath.evaluate('contains("hello", "el")', doc, doc));
test.equal(false, xpath.evaluate('contains("hello", "mm")', doc, doc));
test.done();
};
exports.testEvaluateTranslate = function(test) {
var doc = jsdom.jsdom('<html></html>');
test.equal('BAr', xpath.evaluate('translate("bar","abc","ABC")', doc, doc));
test.equal('AAA', xpath.evaluate('translate("--aaa--", "abc-", "ABC")', doc, doc));
test.equal('sub', xpath.evaluate('translate(normalize-space(" s u b"), " ", "")', doc, doc));
test.done();
};
exports.testUnion = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var newCtx = xpath.evaluate('img|div/div', doc, doc.body);
test.deepEqual(
xpath.stringifyObject(
{nodes: [div1, img]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testUnion2 = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var newCtx = xpath.evaluate('div|zz', doc, doc.body);
test.deepEqual(
xpath.stringifyObject(
{nodes: [div0]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testUnion3 = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var newCtx = xpath.evaluate('zz|div', doc, doc.body);
test.deepEqual(
xpath.stringifyObject(
{nodes: [div0]}),
xpath.stringifyObject(newCtx));
test.done();
};
exports.testAttributesHaveNoChildren = function(test) {
var doc = jsdom.jsdom('<html><body><a></a><b id=hi>btext</b><i></i></body></html>');
var a = doc.getElementsByTagName('a')[0],
b = doc.getElementsByTagName('b')[0],
btext = b.firstChild,
attr = b.getAttributeNode('id'),
i = doc.getElementsByTagName('i')[0];
test.deepEqual(
xpath.stringifyObject({nodes: [b], pos: [[1]], lasts: [[1]]}),
xpath.stringifyObject(xpath.evaluate('parent::node()', doc, attr)));
test.deepEqual(
xpath.stringifyObject({nodes: [attr], pos: [[1]], lasts: [[1]]}),
xpath.stringifyObject(xpath.evaluate('self::node()', doc, attr)));
test.deepEqual(
xpath.stringifyObject({nodes: [], pos: [], lasts: []}),
xpath.stringifyObject(xpath.evaluate('child::node()', doc, attr)));
test.deepEqual(
xpath.stringifyObject({nodes: []}),
xpath.stringifyObject(xpath.evaluate('descendant::node()', doc, attr)));
test.deepEqual(
xpath.stringifyObject({nodes: [attr]}),
xpath.stringifyObject(xpath.evaluate('descendant-or-self::node()', doc, attr)));
// Note: following DOES include the children of the element that the
// attribute belongs to.
test.deepEqual(
xpath.stringifyObject({nodes: [btext, i]}),
xpath.stringifyObject(xpath.evaluate('following::node()', doc, attr)));
test.deepEqual(
xpath.stringifyObject({nodes: []}),
xpath.stringifyObject(xpath.evaluate('following-sibling::node()', doc, attr)));
test.deepEqual(
xpath.stringifyObject({nodes: [a], pos: [[1]], lasts: [[1]]}),
xpath.stringifyObject(xpath.evaluate('preceding::node()', doc, attr)));
test.deepEqual(
xpath.stringifyObject({nodes: []}),
xpath.stringifyObject(xpath.evaluate('preceding-sibling::node()', doc, attr)));
test.done();
};
function stringifyNodeList(l) {
var r = [];
for (var i = 0; i < l.length; ++i) {
r.push(l[i].outerHTML);
}
return r;
}
exports.testDocumentEvaluate = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var res = doc.evaluate('img', doc.body, null, 0, null);
var r = [], x;
while (x = res.iterateNext())
r.push(x);
test.deepEqual(
stringifyNodeList([img]),
stringifyNodeList(r));
test.done();
};
exports.testDocumentEvaluate2 = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var res = doc.evaluate('//div', doc, null, 0, null);
var r = [], x;
while (x = res.iterateNext())
r.push(x);
test.deepEqual(
stringifyNodeList([div0, div1]),
stringifyNodeList(r));
test.done();
};
exports.testDocumentEvaluateWildcard = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var res = doc.evaluate('//div/*', doc, null, 0, null);
var r = [], x;
while (x = res.iterateNext())
r.push(x);
test.deepEqual(
stringifyNodeList([div1]),
stringifyNodeList(r));
test.done();
};
exports.testDocumentEvaluateStringPred = function(test) {
var doc = jsdom.jsdom('<html><body><div>a<div>b</div></div><img></body></html>');
var html = doc.getElementsByTagName('html')[0],
body = doc.getElementsByTagName('body')[0],
div0 = doc.getElementsByTagName('div')[0],
div1 = doc.getElementsByTagName('div')[1],
img = doc.getElementsByTagName('img')[0];
var res = doc.evaluate('//div[1]', doc, null, 0, null);
var r = [], x;
while (x = res.iterateNext())
r.push(x);
test.deepEqual(
stringifyNodeList([div0, div1]),
stringifyNodeList(r));
test.done();
};
exports.testAttributeNodePredicate = function(test) {
// copied from Webkit LayoutTests/fast/xpath/attribute-node-predicate.html
var doc = jsdom.jsdom('<html></html>');
var root = doc.createElement('div');
root.innerHTML =
'<p>a</p><div><span id="21"></span><span id="22"></span><span id="23"></span></div>';
var child1 = root.firstChild,
child1text = child1.firstChild,
child2 = root.lastChild,
child21 = child2.firstChild,
child22 = child21.nextSibling,
child23 = child22.nextSibling;
var result = xpath.evaluate(".//@id[false]", doc, root);
test.deepEqual(xpath.stringifyObject({nodes:[]}), xpath.stringifyObject(result));
result = xpath.evaluate(".//@id[1]/parent::*", doc, root);
test.deepEqual(
xpath.stringifyObject({nodes:[child21, child22, child23],
pos: [ [ 1 ], [ 1 ], [ 1 ] ],
lasts: [ [ 1 ], [ 1 ], [ 1 ] ]}),
xpath.stringifyObject(result));
result = xpath.evaluate(".//@id[2]/parent::*", doc, root);
test.deepEqual(xpath.stringifyObject({nodes:[],pos:[],lasts:[]}), xpath.stringifyObject(result));
result = xpath.evaluate(".//@id[string()='21']/parent::*", doc, root);
test.deepEqual(
xpath.stringifyObject({nodes:[child21], pos:[[1]],lasts:[[1]]}),
xpath.stringifyObject(result));
result = xpath.evaluate(".//@id[string()='22']/parent::*", doc, root);
test.deepEqual(
xpath.stringifyObject({nodes:[child22], pos:[[1]],lasts:[[1]]}),
xpath.stringifyObject(result));
test.done();
};
// The following test cases are taken from the NIST XSLT/XPath test suite.
// http://web.archive.org/web/20041019015748/http://xw2k.sdct.itl.nist.gov/xml/page5.html
// Only test cases applicable to XPath are included.
exports.tests.NIST_coreFunction001 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("correct substring",
xpath.evaluate("substring(substring('internalexternalcorrect substring',9),9)", document, document), "correct substring");
test.done();
};
exports.tests.NIST_coreFunction002 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("correct substring",
xpath.evaluate("substring(substring('internalexternalcorrect substring',9,25),9,17)", document, document), "correct substring");
test.done();
};
exports.tests.NIST_coreFunction003 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("A New Concatenated String",
xpath.evaluate("concat(concat('A ','N','e'),'w ','Concatenated String')", document, document));
test.done()
};
exports.tests.NIST_coreFunction004 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("Unchanged String",
xpath.evaluate("string(string('Unchanged String'))", document, document));
test.done();
};
exports.tests.NIST_coreFunction005 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("Correct Substring After",
xpath.evaluate("substring-after(substring-after('wrongnogoodCorrect Substring After','wrong'),'nogood')", document, document));
test.done();
};
exports.tests.NIST_coreFunction006 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("correct substring Before",
xpath.evaluate("substring-before(substring-before('correct substring Beforenogoodwrong','wrong'),'nogood')", document, document));
test.done();
};
exports.tests.NIST_coreFunction007 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("new string",
xpath.evaluate("translate(translate('old string','old','123'),'123','new')", document, document));
test.done();
};
exports.tests.NIST_coreFunction008 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("new string",
xpath.evaluate("translate('old string',translate('123','123','old'),'new')", document, document));
test.done();
};
exports.tests.NIST_coreFunction009 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("new string",
xpath.evaluate("translate(translate('old string','old string','old string'),translate('123','123','old'),translate('123','123','new'))", document, document));
test.done();
};
exports.tests.NIST_coreFunction010 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("new string",
xpath.evaluate("translate(translate('old string','old string','old string'),translate('123','123','old'),translate('123','123','new'))", document, document));
test.done();
};
exports.tests.NIST_coreFunction011 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("A New Concatenated String",
xpath.evaluate("concat('A New ',concat('Conca','tena','ted '),'String')", document, document));
test.done();
};
exports.tests.NIST_coreFunction012 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("A New Concatenated String",
xpath.evaluate("concat('A New ','Concatenated ',concat('St','ri','ng'))", document, document));
test.done();
};
exports.tests.NIST_coreFunction013 = function(test) {
var document = jsdom.jsdom(undefined, { parsingMode: "xml" });
test.equal("A New Concatenated String",
xpath.evaluate("concat(concat('A ','Ne','w '),concat('Conca','tena','ted '),concat('St','ri','ng'))", document, document));
test.done();
};
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