1/*
2 * Copyright (C) 2008 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 android.graphics;
18
19import android.graphics.Paint;
20import android.graphics.Typeface;
21import android.test.suitebuilder.annotation.MediumTest;
22import android.test.suitebuilder.annotation.SmallTest;
23
24import junit.framework.TestCase;
25
26
27public class TypefaceTest extends TestCase {
28
29    // create array of all std faces
30    private final Typeface[] mFaces = new Typeface[] {
31        Typeface.create(Typeface.SANS_SERIF, 0),
32        Typeface.create(Typeface.SANS_SERIF, 1),
33        Typeface.create(Typeface.SERIF, 0),
34        Typeface.create(Typeface.SERIF, 1),
35        Typeface.create(Typeface.SERIF, 2),
36        Typeface.create(Typeface.SERIF, 3),
37        Typeface.create(Typeface.MONOSPACE, 0)
38    };
39
40    @SmallTest
41    public void testBasic() throws Exception {
42        assertTrue("basic", Typeface.DEFAULT != null);
43        assertTrue("basic", Typeface.DEFAULT_BOLD != null);
44        assertTrue("basic", Typeface.SANS_SERIF != null);
45        assertTrue("basic", Typeface.SERIF != null);
46        assertTrue("basic", Typeface.MONOSPACE != null);
47    }
48
49    @SmallTest
50    public void testUnique() throws Exception {
51        final int n = mFaces.length;
52        for (int i = 0; i < n; i++) {
53            for (int j = i + 1; j < n; j++) {
54                assertTrue("unique", mFaces[i] != mFaces[j]);
55            }
56        }
57    }
58
59    @SmallTest
60    public void testStyles() throws Exception {
61        assertTrue("style", mFaces[0].getStyle() == Typeface.NORMAL);
62        assertTrue("style", mFaces[1].getStyle() == Typeface.BOLD);
63        assertTrue("style", mFaces[2].getStyle() == Typeface.NORMAL);
64        assertTrue("style", mFaces[3].getStyle() == Typeface.BOLD);
65        assertTrue("style", mFaces[4].getStyle() == Typeface.ITALIC);
66        assertTrue("style", mFaces[5].getStyle() == Typeface.BOLD_ITALIC);
67        assertTrue("style", mFaces[6].getStyle() == Typeface.NORMAL);
68    }
69
70    @MediumTest
71    public void testUniformY() throws Exception {
72        Paint p = new Paint();
73        final int n = mFaces.length;
74        for (int i = 1; i <= 36; i++) {
75            p.setTextSize(i);
76            float ascent = 0;
77            float descent = 0;
78            for (int j = 0; j < n; j++) {
79                p.setTypeface(mFaces[j]);
80                Paint.FontMetrics fm = p.getFontMetrics();
81                if (j == 0) {
82                    ascent = fm.ascent;
83                    descent = fm.descent;
84                } else {
85                    assertTrue("fontMetrics", fm.ascent == ascent);
86                    assertTrue("fontMetrics", fm.descent == descent);
87                }
88            }
89        }
90    }
91
92}
93