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// Copyright 2008 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.ui.ac.ArrayMatcherTest');
goog.setTestOnly('goog.ui.ac.ArrayMatcherTest');
goog.require('goog.testing.jsunit');
goog.require('goog.ui.ac.ArrayMatcher');
var ArrayMatcher = goog.ui.ac.ArrayMatcher;
function testRequestingRows() {
var items = ['a', 'Ab', 'abc', 'ba', 'ca'];
var am = new ArrayMatcher(items, true);
var res;
function matcher(token, matches) {
assertEquals('a', token);
res = matches;
assertEquals('Should have three matches', 3, matches.length);
assertEquals('a', matches[0]);
assertEquals('Ab', matches[1]);
assertEquals('abc', matches[2]);
}
am.requestMatchingRows('a', 10, matcher);
var res2 = goog.ui.ac.ArrayMatcher.getMatchesForRows('a', 10, items);
assertArrayEquals(res, res2);
}
function testRequestingRowsMaxMatches() {
var items = ['a', 'Ab', 'abc', 'ba', 'ca'];
var am = new ArrayMatcher(items, true);
function matcher(token, matches) {
assertEquals('a', token);
assertEquals('Should have two matches', 2, matches.length);
assertEquals('a', matches[0]);
assertEquals('Ab', matches[1]);
}
am.requestMatchingRows('a', 2, matcher);
}
function testRequestingRowsSimilarMatches() {
// No prefix matches so use similar
var items = ['b', 'c', 'ba', 'ca'];
var am = new ArrayMatcher(items, false);
function matcher(token, matches) {
assertEquals('a', token);
assertEquals('Should have two matches', 2, matches.length);
assertEquals('ba', matches[0]);
assertEquals('ca', matches[1]);
}
am.requestMatchingRows('a', 10, matcher);
}
function testRequestingRowsSimilarMatchesMaxMatches() {
// No prefix matches so use similar
var items = ['b', 'c', 'ba', 'ca'];
var am = new ArrayMatcher(items, false);
function matcher(token, matches) {
assertEquals('a', token);
assertEquals('Should have one match', 1, matches.length);
assertEquals('ba', matches[0]);
}
am.requestMatchingRows('a', 1, matcher);
}
function testGetPrefixMatches() {
var items = ['a', 'b', 'c'];
var am = new ArrayMatcher(items, true);
var res = am.getPrefixMatches('a', 10);
assertEquals('Should have one match', 1, res.length);
assertEquals('Should return \'a\'', 'a', res[0]);
var res2 = goog.ui.ac.ArrayMatcher.getPrefixMatchesForRows('a', 10, items);
assertArrayEquals(res, res2);
}
function testGetPrefixMatchesMaxMatches() {
var items = ['a', 'Ab', 'abc', 'ba', 'ca'];
var am = new ArrayMatcher(items, true);
var res = am.getPrefixMatches('a', 2);
assertEquals('Should have two matches', 2, res.length);
assertEquals('a', res[0]);
}
function testGetPrefixMatchesEmptyToken() {
var items = ['a', 'b', 'c'];
var am = new ArrayMatcher(items, true);
var res = am.getPrefixMatches('', 10);
assertEquals('Should have no matches', 0, res.length);
}
function testGetSimilarRowsSimple() {
var items = ['xa', 'xb', 'xc'];
var am = new ArrayMatcher(items, true);
var res = am.getSimilarRows('a', 10);
assertEquals('Should have one match', 1, res.length);
assertEquals('xa', res[0]);
var res2 = goog.ui.ac.ArrayMatcher.getSimilarMatchesForRows('a', 10, items);
assertArrayEquals(res, res2);
}
function testGetSimilarRowsMaxMatches() {
var items = ['xa', 'xAa', 'xaAa'];
var am = new ArrayMatcher(items, true);
var res = am.getSimilarRows('a', 2);
assertEquals('Should have two matches', 2, res.length);
assertEquals('xa', res[0]);
assertEquals('xAa', res[1]);
}
function testGetSimilarRowsTermDistance() {
var items = ['surgeon', 'pleasantly', 'closely', 'ba'];
var am = new ArrayMatcher(items, true);
var res = am.getSimilarRows('urgently', 4);
assertEquals('Should have one match', 1, res.length);
assertEquals('surgeon', res[0]);
var res2 = ArrayMatcher.getSimilarMatchesForRows('urgently', 4, items);
assertArrayEquals(res, res2);
}
function testGetSimilarRowsContainedTerms() {
var items = ['application', 'apple', 'happy'];
var am = new ArrayMatcher(items, true);
var res = am.getSimilarRows('app', 4);
assertEquals('Should have three matches', 3, res.length);
assertEquals('application', res[0]);
assertEquals('apple', res[1]);
assertEquals('happy', res[2]);
var res2 = ArrayMatcher.getSimilarMatchesForRows('app', 4, items);
assertArrayEquals(res, res2);
}
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