1/*
2 * Copyright (C) 2011 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.detail;
18
19import com.android.contacts.R;
20import com.android.contacts.util.StreamItemEntry;
21import com.android.contacts.util.StreamItemEntryBuilder;
22
23import android.content.Context;
24import android.test.AndroidTestCase;
25import android.test.suitebuilder.annotation.SmallTest;
26import android.text.Html;
27import android.text.Spanned;
28import android.view.LayoutInflater;
29import android.view.View;
30import android.widget.TextView;
31
32/**
33 * Unit tests for {@link ContactDetailDisplayUtils}.
34 */
35@SmallTest
36public class ContactDetailDisplayUtilsTest extends AndroidTestCase {
37    private static final String TEST_STREAM_ITEM_TEXT = "text";
38
39    private LayoutInflater mLayoutInflater;
40
41    @Override
42    protected void setUp() throws Exception {
43        super.setUp();
44        mLayoutInflater =
45                (LayoutInflater) getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
46    }
47
48    @Override
49    protected void tearDown() throws Exception {
50        super.tearDown();
51    }
52
53    public void testAddStreamItemText_IncludesComments() {
54        StreamItemEntry streamItem = getTestBuilder().setComment("1 comment").build(getContext());
55        View streamItemView = addStreamItemText(streamItem);
56        assertHasText(streamItemView, R.id.stream_item_comments, "1 comment");
57    }
58
59    public void testAddStreamItemText_IncludesHtmlComments() {
60        StreamItemEntry streamItem = getTestBuilder().setComment("1 <b>comment</b>")
61                .build(getContext());
62        View streamItemView = addStreamItemText(streamItem);
63        assertHasHtmlText(streamItemView, R.id.stream_item_comments, "1 <b>comment<b>");
64    }
65
66    public void testAddStreamItemText_NoComments() {
67        StreamItemEntry streamItem = getTestBuilder().setComment(null).build(getContext());
68        View streamItemView = addStreamItemText(streamItem);
69        assertGone(streamItemView, R.id.stream_item_comments);
70    }
71
72    /** Checks that the given id corresponds to a visible text view with the expected text. */
73    private void assertHasText(View parent, int textViewId, String expectedText) {
74        TextView textView = (TextView) parent.findViewById(textViewId);
75        assertNotNull(textView);
76        assertEquals(View.VISIBLE, textView.getVisibility());
77        assertEquals(expectedText, textView.getText().toString());
78    }
79
80    /** Checks that the given id corresponds to a visible text view with the expected HTML. */
81    private void assertHasHtmlText(View parent, int textViewId, String expectedHtml) {
82        TextView textView = (TextView) parent.findViewById(textViewId);
83        assertNotNull(textView);
84        assertEquals(View.VISIBLE, textView.getVisibility());
85        assertSpannableEquals(Html.fromHtml(expectedHtml), textView.getText());
86    }
87
88    /**
89     * Asserts that a char sequence is actually a {@link Spanned} matching the one expected.
90     */
91    private void assertSpannableEquals(Spanned expected, CharSequence actualCharSequence) {
92        assertEquals(expected.toString(), actualCharSequence.toString());
93        assertTrue("char sequence should be an instance of Spanned",
94                actualCharSequence instanceof Spanned);
95        Spanned actual = (Spanned) actualCharSequence;
96        assertEquals(Html.toHtml(expected), Html.toHtml(actual));
97    }
98
99    /** Checks that the given id corresponds to a gone view. */
100    private void assertGone(View parent, int textId) {
101        View view = parent.findViewById(textId);
102        assertNotNull(view);
103        assertEquals(View.GONE, view.getVisibility());
104    }
105
106    /**
107     * Calls {@link ContactDetailDisplayUtils#addStreamItemText(LayoutInflater, Context,
108     * StreamItemEntry, View)} with the default parameters and the given stream item.
109     */
110    private View addStreamItemText(StreamItemEntry streamItem) {
111        return ContactDetailDisplayUtils.addStreamItemText(getContext(), streamItem,
112                mLayoutInflater.inflate(R.layout.stream_item_container, null));
113    }
114
115    private StreamItemEntryBuilder getTestBuilder() {
116        return new StreamItemEntryBuilder().setText(TEST_STREAM_ITEM_TEXT);
117    }
118}
119