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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.patternTest');
goog.setTestOnly('goog.dom.patternTest');
goog.require('goog.dom');
goog.require('goog.dom.NodeType');
goog.require('goog.dom.TagWalkType');
goog.require('goog.dom.pattern.AllChildren');
goog.require('goog.dom.pattern.ChildMatches');
goog.require('goog.dom.pattern.EndTag');
goog.require('goog.dom.pattern.FullTag');
goog.require('goog.dom.pattern.MatchType');
goog.require('goog.dom.pattern.NodeType');
goog.require('goog.dom.pattern.Repeat');
goog.require('goog.dom.pattern.Sequence');
goog.require('goog.dom.pattern.StartTag');
goog.require('goog.dom.pattern.Text');
goog.require('goog.testing.jsunit');
// TODO(robbyw): write a test that checks if backtracking works in Sequence
function testStartTag() {
var pattern = new goog.dom.pattern.StartTag('DIV');
assertEquals(
'StartTag(div) should match div', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'StartTag(div) should not match span',
goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'StartTag(div) should not match /div',
goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
}
function testStartTagCase() {
var pattern = new goog.dom.pattern.StartTag('diV');
assertEquals(
'StartTag(diV) should match div', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'StartTag(diV) should not match span',
goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
}
function testStartTagRegex() {
var pattern = new goog.dom.pattern.StartTag(/D/);
assertEquals(
'StartTag(/D/) should match div', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'StartTag(/D/) should not match span',
goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'StartTag(/D/) should not match /div',
goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
}
function testStartTagAttributes() {
var pattern = new goog.dom.pattern.StartTag('DIV', {id: 'div1'});
assertEquals(
'StartTag(div,id:div1) should match div1',
goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'StartTag(div,id:div2) should not match div1',
goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('div2'), goog.dom.TagWalkType.START_TAG));
}
function testStartTagStyle() {
var pattern = new goog.dom.pattern.StartTag('SPAN', null, {color: 'red'});
assertEquals(
'StartTag(span,null,color:red) should match span1',
goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'StartTag(span,null,color:blue) should not match span1',
goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('span2'), goog.dom.TagWalkType.START_TAG));
}
function testStartTagAttributeRegex() {
var pattern = new goog.dom.pattern.StartTag('SPAN', {id: /span\d/});
assertEquals(
'StartTag(span,id:/span\\d/) should match span1',
goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'StartTag(span,id:/span\\d/) should match span2',
goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
}
function testEndTag() {
var pattern = new goog.dom.pattern.EndTag('DIV');
assertEquals(
'EndTag should match div', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
}
function testEndTagRegex() {
var pattern = new goog.dom.pattern.EndTag(/D/);
assertEquals(
'EndTag(/D/) should match /div', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'EndTag(/D/) should not match /span', goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'EndTag(/D/) should not match div', goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
}
function testChildMatches() {
var pattern = new goog.dom.pattern.ChildMatches(
new goog.dom.pattern.StartTag('DIV'), 2);
assertEquals(
'ChildMatches should match div', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'ChildMatches should match /div', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'ChildMatches should match div', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div2'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'ChildMatches should match /div', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div2'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'ChildMatches should finish match at /body',
goog.dom.pattern.MatchType.BACKTRACK_MATCH,
pattern.matchToken(document.body, goog.dom.TagWalkType.END_TAG));
assertEquals(
'ChildMatches should match div', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div2'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'ChildMatches should match /div', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div2'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'ChildMatches should fail to match at /body: not enough child matches',
goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(document.body, goog.dom.TagWalkType.END_TAG));
}
function testFullTag() {
var pattern = new goog.dom.pattern.FullTag('DIV');
assertEquals(
'FullTag(div) should match div', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'FullTag(div) should match /div', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'FullTag(div) should start match at div',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'FullTag(div) should continue to match span',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'FullTag(div) should continue to match /span',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'FullTag(div) should finish match at /div',
goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
}
function testAllChildren() {
var pattern = new goog.dom.pattern.AllChildren();
assertEquals(
'AllChildren(div) should match div', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'AllChildren(div) should match /div', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'AllChildren(div) should match at /body',
goog.dom.pattern.MatchType.BACKTRACK_MATCH,
pattern.matchToken(document.body, goog.dom.TagWalkType.END_TAG));
assertEquals(
'AllChildren(div) should start match at div',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'AllChildren(div) should continue to match span',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'AllChildren(div) should continue to match /span',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'AllChildren(div) should continue to match at /div',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'AllChildren(div) should finish match at /body',
goog.dom.pattern.MatchType.BACKTRACK_MATCH,
pattern.matchToken(document.body, goog.dom.TagWalkType.END_TAG));
}
function testText() {
var pattern = new goog.dom.pattern.Text('Text');
assertEquals(
'Text should match div3/text()', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div3').firstChild, goog.dom.TagWalkType.OTHER));
assertEquals(
'Text should not match div4/text()', goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('div4').firstChild, goog.dom.TagWalkType.OTHER));
assertEquals(
'Text should not match div3', goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('div3'), goog.dom.TagWalkType.START_TAG));
}
function testTextRegex() {
var pattern = new goog.dom.pattern.Text(/Text/);
assertEquals(
'Text(regex) should match div3/text()', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div3').firstChild, goog.dom.TagWalkType.OTHER));
assertEquals(
'Text(regex) should match div4/text()', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div4').firstChild, goog.dom.TagWalkType.OTHER));
}
function testNodeType() {
var pattern = new goog.dom.pattern.NodeType(goog.dom.NodeType.COMMENT);
assertEquals(
'Comment matcher should match a comment',
goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('nodeTypes').firstChild,
goog.dom.TagWalkType.OTHER));
assertEquals(
'Comment matcher should not match a text node',
goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('nodeTypes').lastChild,
goog.dom.TagWalkType.OTHER));
}
function testSequence() {
var pattern = new goog.dom.pattern.Sequence([
new goog.dom.pattern.StartTag('DIV'), new goog.dom.pattern.StartTag('SPAN'),
new goog.dom.pattern.EndTag('SPAN'), new goog.dom.pattern.EndTag('DIV')
]);
assertEquals(
'Sequence[0] should match div1', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[1] should match span1', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[2] should match /span1', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'Sequence[3] should match /div1', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'Sequence[0] should match div1 again',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[1] should match span1 again',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[2] should match /span1 again',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'Sequence[3] should match /div1 again', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'Sequence[0] should match div1', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[1] should not match div1', goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[0] should match div1 after failure',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[1] should match span1 after failure',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[2] should match /span1 after failure',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('span1'), goog.dom.TagWalkType.END_TAG));
assertEquals(
'Sequence[3] should match /div1 after failure',
goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('div1'), goog.dom.TagWalkType.END_TAG));
}
function testRepeat() {
var pattern = new goog.dom.pattern.Repeat(new goog.dom.pattern.StartTag('B'));
// Note: this test does not mimic an actual matcher because it is only
// passing the START_TAG events.
assertEquals(
'Repeat[B] should match b1', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('b1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Repeat[B] should match b2', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('b2'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Repeat[B] should backtrack match i1',
goog.dom.pattern.MatchType.BACKTRACK_MATCH,
pattern.matchToken(
goog.dom.getElement('i1'), goog.dom.TagWalkType.START_TAG));
assertEquals('Repeat[B] should have match count of 2', 2, pattern.count);
assertEquals(
'Repeat[B] should backtrack match i1 even with no b matches',
goog.dom.pattern.MatchType.BACKTRACK_MATCH,
pattern.matchToken(
goog.dom.getElement('i1'), goog.dom.TagWalkType.START_TAG));
assertEquals('Repeat[B] should have match count of 0', 0, pattern.count);
}
function testRepeatWithMinimum() {
var pattern =
new goog.dom.pattern.Repeat(new goog.dom.pattern.StartTag('B'), 1);
// Note: this test does not mimic an actual matcher because it is only
// passing the START_TAG events.
assertEquals(
'Repeat[B,1] should match b1', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('b1'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Repeat[B,1] should match b2', goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
goog.dom.getElement('b2'), goog.dom.TagWalkType.START_TAG));
assertEquals(
'Repeat[B,1] should backtrack match i1',
goog.dom.pattern.MatchType.BACKTRACK_MATCH,
pattern.matchToken(
goog.dom.getElement('i1'), goog.dom.TagWalkType.START_TAG));
assertEquals('Repeat[B,1] should have match count of 2', 2, pattern.count);
assertEquals(
'Repeat[B,1] should not match i1', goog.dom.pattern.MatchType.NO_MATCH,
pattern.matchToken(
goog.dom.getElement('i1'), goog.dom.TagWalkType.START_TAG));
}
function testRepeatWithMaximum() {
var pattern =
new goog.dom.pattern.Repeat(new goog.dom.pattern.StartTag('B'), 1, 1);
// Note: this test does not mimic an actual matcher because it is only
// passing the START_TAG events.
assertEquals(
'Repeat[B,1] should match b1', goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
goog.dom.getElement('b1'), goog.dom.TagWalkType.START_TAG));
}
function testSequenceBacktrack() {
var pattern = new goog.dom.pattern.Sequence([
new goog.dom.pattern.Repeat(new goog.dom.pattern.StartTag('SPAN')),
new goog.dom.pattern.Text('X')
]);
var root = goog.dom.getElement('span3');
assertEquals(
'Sequence[Repeat[SPAN],"X"] should match span3',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(root, goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[Repeat[SPAN],"X"] should match span3.firstChild',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(root.firstChild, goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[Repeat[SPAN],"X"] should match span3.firstChild.firstChild',
goog.dom.pattern.MatchType.MATCHING,
pattern.matchToken(
root.firstChild.firstChild, goog.dom.TagWalkType.START_TAG));
assertEquals(
'Sequence[Repeat[SPAN],"X"] should finish match text node',
goog.dom.pattern.MatchType.MATCH,
pattern.matchToken(
root.firstChild.firstChild.firstChild, goog.dom.TagWalkType.OTHER));
}
|
