1/*
2 * Copyright (C) 2014 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.dialer.util;
18
19import com.android.dialer.calllog.PhoneCallDetailsHelper;
20import com.google.common.collect.Lists;
21
22import android.content.Context;
23import android.content.res.Resources;
24import android.test.AndroidTestCase;
25import android.test.suitebuilder.annotation.SmallTest;
26
27import java.util.ArrayList;
28
29/**
30 * Performs tests of the DialerUtils class.
31 */
32@SmallTest
33public class DialerUtilsTest extends AndroidTestCase {
34
35    private Resources mResources;
36
37    /**
38     * List of items to be concatenated together for CharSequence join tests.
39     */
40    private ArrayList<CharSequence> mItems = Lists.newArrayList();
41
42    @Override
43    protected void setUp() throws Exception {
44        super.setUp();
45        Context context = getContext();
46        mResources = context.getResources();
47    }
48
49    /**
50     * Tests joining an empty list of {@link CharSequence}.
51     */
52    public void testJoinEmpty() {
53        mItems.clear();
54        CharSequence joined = DialerUtils.join(mResources, mItems);
55        assertEquals("", joined);
56    }
57
58    /**
59     * Tests joining a list of {@link CharSequence} with a single entry.
60     */
61    public void testJoinOne() {
62        mItems.clear();
63        mItems.add("Hello");
64        CharSequence joined = DialerUtils.join(mResources, mItems);
65        assertEquals("Hello", joined);
66    }
67
68    /**
69     * Tests joining a list of {@link CharSequence} with a multiple entries.
70     */
71    public void testJoinTwo() {
72        mItems.clear();
73        mItems.add("Hello");
74        mItems.add("there");
75        CharSequence joined = DialerUtils.join(mResources, mItems);
76        assertEquals("Hello, there", joined);
77    }
78}
79