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// Copyright 2007 The Closure Library Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS-IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
goog.provide('goog.dom.pattern.matcherTest');
goog.setTestOnly('goog.dom.pattern.matcherTest');
goog.require('goog.dom');
goog.require('goog.dom.TagName');
goog.require('goog.dom.pattern.EndTag');
goog.require('goog.dom.pattern.FullTag');
goog.require('goog.dom.pattern.Matcher');
goog.require('goog.dom.pattern.Repeat');
goog.require('goog.dom.pattern.Sequence');
goog.require('goog.dom.pattern.StartTag');
goog.require('goog.dom.pattern.callback.Counter');
goog.require('goog.dom.pattern.callback.Test');
goog.require('goog.iter.StopIteration');
goog.require('goog.testing.jsunit');
function testMatcherAndStartTag() {
var pattern = new goog.dom.pattern.StartTag('P');
var counter = new goog.dom.pattern.callback.Counter();
var matcher = new goog.dom.pattern.Matcher();
matcher.addPattern(pattern, counter.getCallback());
matcher.match(document.body);
assertEquals('StartTag(p) should match 5 times in body', 5, counter.count);
}
function testMatcherAndStartTagTwice() {
var pattern = new goog.dom.pattern.StartTag('P');
var counter = new goog.dom.pattern.callback.Counter();
var matcher = new goog.dom.pattern.Matcher();
matcher.addPattern(pattern, counter.getCallback());
matcher.match(document.body);
assertEquals('StartTag(p) should match 5 times in body', 5, counter.count);
// Make sure no state got mangled.
counter.reset();
matcher.match(document.body);
assertEquals(
'StartTag(p) should match 5 times in body again', 5, counter.count);
}
function testMatcherAndStartTagAttributes() {
var pattern = new goog.dom.pattern.StartTag('SPAN', {id: /./});
var counter = new goog.dom.pattern.callback.Counter();
var matcher = new goog.dom.pattern.Matcher();
matcher.addPattern(pattern, counter.getCallback());
matcher.match(document.body);
assertEquals(
'StartTag(span,id) should match 2 times in body', 2, counter.count);
}
function testMatcherWithTwoPatterns() {
var pattern1 = new goog.dom.pattern.StartTag('SPAN');
var pattern2 = new goog.dom.pattern.StartTag('P');
var counter = new goog.dom.pattern.callback.Counter();
var matcher = new goog.dom.pattern.Matcher();
matcher.addPattern(pattern1, counter.getCallback());
matcher.addPattern(pattern2, counter.getCallback());
matcher.match(document.body);
assertEquals(
'StartTag(span|p) should match 8 times in body', 8, counter.count);
}
function testMatcherWithQuit() {
var pattern1 = new goog.dom.pattern.StartTag('SPAN');
var pattern2 = new goog.dom.pattern.StartTag('P');
var count = 0;
var callback = function(node, position) {
if (node.nodeName == goog.dom.TagName.SPAN) {
throw goog.iter.StopIteration;
return true;
}
count++;
};
var matcher = new goog.dom.pattern.Matcher();
matcher.addPattern(pattern1, callback);
matcher.addPattern(pattern2, callback);
matcher.match(document.body);
assertEquals('Stopped span|p should match 1 time in body', 1, count);
}
function testMatcherWithReplace() {
var pattern1 = new goog.dom.pattern.StartTag('B');
var pattern2 = new goog.dom.pattern.StartTag('I');
var count = 0;
var callback = function(node, position) {
count++;
if (node.nodeName == goog.dom.TagName.B) {
var i = goog.dom.createDom(goog.dom.TagName.I);
node.parentNode.insertBefore(i, node);
goog.dom.removeNode(node);
position.setPosition(i);
return true;
}
};
var matcher = new goog.dom.pattern.Matcher();
matcher.addPattern(pattern1, callback);
matcher.addPattern(pattern2, callback);
matcher.match(goog.dom.getElement('div1'));
assertEquals('i|b->i should match 5 times in div1', 5, count);
}
function testMatcherAndFullTag() {
var pattern = new goog.dom.pattern.FullTag('P');
var test = new goog.dom.pattern.callback.Test();
var matcher = new goog.dom.pattern.Matcher();
matcher.addPattern(pattern, test.getCallback());
matcher.match(goog.dom.getElement('p1'));
assert('FullTag(p) should match on p1', test.matched);
test.reset();
matcher.match(goog.dom.getElement('div1'));
assert('FullTag(p) should not match on div1', !test.matched);
}
function testMatcherAndSequence() {
var pattern = new goog.dom.pattern.Sequence(
[
new goog.dom.pattern.StartTag('P'),
new goog.dom.pattern.StartTag('SPAN'),
new goog.dom.pattern.EndTag('SPAN'), new goog.dom.pattern.EndTag('P')
],
true);
var counter = new goog.dom.pattern.callback.Counter();
var matcher = new goog.dom.pattern.Matcher();
matcher.addPattern(pattern, counter.getCallback());
matcher.match(document.body);
assertEquals('Sequence should match 1 times in body', 1, counter.count);
}
function testMatcherAndRepeatFullTag() {
var pattern =
new goog.dom.pattern.Repeat(new goog.dom.pattern.FullTag('P'), 1);
var count = 0;
var tcount = 0;
var matcher = new goog.dom.pattern.Matcher();
matcher.addPattern(pattern, function() {
count++;
tcount += pattern.count;
});
matcher.match(document.body);
assertEquals('Repeated p should match 2 times in body', 2, count);
assertEquals('Repeated p should match 5 total times in body', 5, tcount);
}
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