1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.contacts.common.util;
18
19import android.test.suitebuilder.annotation.SmallTest;
20
21import junit.framework.TestCase;
22
23/**
24 * Unit tests for {@link SearchUtil}.
25 */
26@SmallTest
27public class SearchUtilTest extends TestCase {
28
29    public void testFindMatchingLine() {
30        final String actual = "this is a long test string.\nWith potentially many lines.\n" +
31                "test@google.com\nhello\nblah\n'leading punc";
32
33        SearchUtil.MatchedLine matched = SearchUtil.findMatchingLine(actual, "poten");
34        assertEquals("With potentially many lines.", matched.line);
35        assertEquals(5, matched.startIndex);
36
37        // Full line match.
38        matched = SearchUtil.findMatchingLine(actual, "hello");
39        assertEquals("hello", matched.line);
40        assertEquals(0, matched.startIndex);
41
42        // First line match
43        matched = SearchUtil.findMatchingLine(actual, "this");
44        assertEquals("this is a long test string.", matched.line);
45        assertEquals(0, matched.startIndex);
46
47        // Last line match
48        matched = SearchUtil.findMatchingLine(actual, "punc");
49        assertEquals("'leading punc", matched.line);
50        assertEquals(9, matched.startIndex);
51    }
52
53    public void testContains() {
54        final String actual = "this is a long test string.\nWith potentially many lines.\n" +
55                "test@google.com\nhello\nblah\n'leading punc";
56        assertEquals(0, SearchUtil.contains(actual, "this"));
57        assertEquals(10, SearchUtil.contains(actual, "lon"));
58
59        assertEquals(1, SearchUtil.contains("'leading punc", "lead"));
60        assertEquals(9, SearchUtil.contains("'leading punc", "punc"));
61
62    }
63
64    public void testContainsNotFound() {
65        final String actual = "this is a long test string.\nWith potentially many lines.\n" +
66                "test@google.com\nhello\nblah\n'leading punc";
67
68        // Non-prefix
69        assertEquals(-1, SearchUtil.contains(actual, "ith"));
70        assertEquals(-1, SearchUtil.contains(actual, "ing"));
71
72        // Complete misses
73        assertEquals(-1, SearchUtil.contains(actual, "thisx"));
74        assertEquals(-1, SearchUtil.contains(actual, "manyx"));
75        assertEquals(-1, SearchUtil.contains(actual, "hellox"));
76
77        // Test for partial match of start of query to end of line
78        assertEquals(-1, SearchUtil.contains(actual, "punctual"));
79    }
80
81    public void testFindNextTokenStart() {
82        final String actual = "....hello.kitty";
83        //                     012345678901234
84
85        // Find first token.
86        assertEquals(4, SearchUtil.findNextTokenStart(actual, 0));
87        assertEquals(4, SearchUtil.findNextTokenStart(actual, 1));
88        assertEquals(4, SearchUtil.findNextTokenStart(actual, 2));
89        assertEquals(4, SearchUtil.findNextTokenStart(actual, 3));
90
91        // Find second token.
92        assertEquals(10, SearchUtil.findNextTokenStart(actual, 4));
93        assertEquals(10, SearchUtil.findNextTokenStart(actual, 5));
94        assertEquals(10, SearchUtil.findNextTokenStart(actual, 6));
95        assertEquals(10, SearchUtil.findNextTokenStart(actual, 7));
96        assertEquals(10, SearchUtil.findNextTokenStart(actual, 8));
97        assertEquals(10, SearchUtil.findNextTokenStart(actual, 9));
98
99        // No token.
100        assertEquals(actual.length(), SearchUtil.findNextTokenStart(actual, 10));
101        assertEquals(actual.length(), SearchUtil.findNextTokenStart(actual, 11));
102        assertEquals(actual.length(), SearchUtil.findNextTokenStart(actual, 12));
103        assertEquals(actual.length(), SearchUtil.findNextTokenStart(actual, 13));
104        assertEquals(actual.length(), SearchUtil.findNextTokenStart(actual, 14));
105    }
106
107    public void testCleanStartAndEndOfSearchQuery() {
108        assertEquals("test", SearchUtil.cleanStartAndEndOfSearchQuery("...test..."));
109        assertEquals("test", SearchUtil.cleanStartAndEndOfSearchQuery(" test "));
110        assertEquals("test", SearchUtil.cleanStartAndEndOfSearchQuery(" ||test"));
111        assertEquals("test", SearchUtil.cleanStartAndEndOfSearchQuery("test.."));
112    }
113
114}
115