1 /*
2  * Copyright (C) 2017 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 
17 package com.android.settingslib.graph;
18 
19 import static org.mockito.ArgumentMatchers.any;
20 import static org.mockito.ArgumentMatchers.eq;
21 import static org.mockito.Mockito.spy;
22 import static org.mockito.Mockito.verify;
23 
24 import android.content.Context;
25 import android.graphics.Canvas;
26 import android.graphics.Paint;
27 
28 import org.junit.Before;
29 import org.junit.Test;
30 import org.junit.runner.RunWith;
31 import org.mockito.Mock;
32 import org.mockito.MockitoAnnotations;
33 import org.robolectric.RobolectricTestRunner;
34 import org.robolectric.RuntimeEnvironment;
35 import org.robolectric.util.ReflectionHelpers;
36 
37 @RunWith(RobolectricTestRunner.class)
38 public class BatteryMeterDrawableBaseTest {
39     private static final int CRITICAL_LEVEL = 5;
40     private static final int PADDING = 5;
41     private static final int HEIGHT = 80;
42     private static final int WIDTH = 40;
43     @Mock
44     private Canvas mCanvas;
45     private Context mContext;
46     private BatteryMeterDrawableBase mBatteryMeterDrawableBase;
47 
48     @Before
setUp()49     public void setUp() {
50         MockitoAnnotations.initMocks(this);
51 
52         mContext = RuntimeEnvironment.application;
53         mBatteryMeterDrawableBase = spy(new BatteryMeterDrawableBase(mContext, 0 /* frameColor */));
54         ReflectionHelpers.setField(mBatteryMeterDrawableBase, "mCriticalLevel", CRITICAL_LEVEL);
55     }
56 
57     @Test
testDraw_hasPaddingAndBounds_drawWarningInCorrectPosition()58     public void testDraw_hasPaddingAndBounds_drawWarningInCorrectPosition() {
59         mBatteryMeterDrawableBase.setPadding(PADDING, PADDING, PADDING, PADDING);
60         mBatteryMeterDrawableBase.setBounds(0, 0, WIDTH + 2 * PADDING, HEIGHT + 2 * PADDING);
61         mBatteryMeterDrawableBase.setBatteryLevel(3);
62 
63         mBatteryMeterDrawableBase.draw(mCanvas);
64 
65         // WIDTH * 0.5 + PADDING = 25
66         // (HEIGHT + TEXT_HEIGHT) * 0.48 + PADDING = 43.3999998
67         verify(mCanvas).drawText(eq("!"), eq(25f), eq(43.399998f), any(Paint.class));
68     }
69 
70     @Test
testDraw_hasPaddingAndBounds_drawBatteryLevelInCorrectPosition()71     public void testDraw_hasPaddingAndBounds_drawBatteryLevelInCorrectPosition() {
72         mBatteryMeterDrawableBase.setPadding(PADDING, PADDING, PADDING, PADDING);
73         mBatteryMeterDrawableBase.setBounds(0, 0, WIDTH + 2 * PADDING, HEIGHT + 2 * PADDING);
74         mBatteryMeterDrawableBase.setBatteryLevel(20);
75         mBatteryMeterDrawableBase.setShowPercent(true);
76 
77         mBatteryMeterDrawableBase.draw(mCanvas);
78 
79         // WIDTH * 0.5 + PADDING = 25
80         // (HEIGHT + TEXT_HEIGHT) * 0.47 + PADDING = 42.6
81         verify(mCanvas).drawText(eq("20"), eq(25f), eq(42.6f), any(Paint.class));
82     }
83 }
84