1/* 2 * Copyright 2018 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 androidx.swiperefreshlayout.widget; 18 19import static org.junit.Assert.assertEquals; 20import static org.junit.Assert.assertTrue; 21import static org.mockito.Matchers.any; 22import static org.mockito.Matchers.anyBoolean; 23import static org.mockito.Matchers.anyFloat; 24import static org.mockito.Mockito.mock; 25import static org.mockito.Mockito.verify; 26 27import android.content.Context; 28import android.graphics.Canvas; 29import android.graphics.Paint; 30import android.graphics.Rect; 31import android.graphics.RectF; 32import android.support.test.filters.SmallTest; 33import android.support.test.rule.ActivityTestRule; 34import android.support.test.runner.AndroidJUnit4; 35 36import org.junit.Before; 37import org.junit.Rule; 38import org.junit.Test; 39import org.junit.runner.RunWith; 40import org.mockito.ArgumentCaptor; 41import org.mockito.Mock; 42 43/** 44 * Tests for CircularProgressDrawable 45 */ 46@RunWith(AndroidJUnit4.class) 47public class CircularProgressDrawableTest { 48 @Rule 49 public final ActivityTestRule<CircularProgressDrawableActivity> mActivityTestRule = 50 new ActivityTestRule<>(CircularProgressDrawableActivity.class); 51 52 private CircularProgressDrawable mDrawableUnderTest; 53 54 @Mock 55 Canvas mMockCanvas; 56 57 @Before 58 public void setUp() { 59 Context context = mActivityTestRule.getActivity().getApplicationContext(); 60 mMockCanvas = mock(Canvas.class); 61 mDrawableUnderTest = new CircularProgressDrawable(context); 62 } 63 64 @Test 65 @SmallTest 66 public void sizeIsSquareBasedOnSmallerEdgeWithNoCenterRadius() { 67 int width = 100; 68 int height = 50; 69 mDrawableUnderTest.setBounds(new Rect(0, 0, width, height)); 70 mDrawableUnderTest.draw(mMockCanvas); 71 72 ArgumentCaptor<RectF> captor = ArgumentCaptor.forClass(RectF.class); 73 verify(mMockCanvas).drawArc(captor.capture(), anyFloat(), anyFloat(), anyBoolean(), 74 any(Paint.class)); 75 76 assertTrue(captor.getValue().width() == captor.getValue().height()); 77 assertTrue(captor.getValue().width() <= width); 78 assertTrue(captor.getValue().width() <= height); 79 } 80 81 @Test 82 @SmallTest 83 public void setCenterRadiusFixesSize() { 84 float radius = 10f; 85 float strokeWidth = 4f; 86 mDrawableUnderTest.setCenterRadius(radius); 87 mDrawableUnderTest.setStrokeWidth(strokeWidth); 88 mDrawableUnderTest.setBounds(new Rect(0, 0, 100, 50)); 89 mDrawableUnderTest.draw(mMockCanvas); 90 91 ArgumentCaptor<RectF> boundsCaptor = ArgumentCaptor.forClass(RectF.class); 92 verify(mMockCanvas).drawArc(boundsCaptor.capture(), anyFloat(), anyFloat(), anyBoolean(), 93 any(Paint.class)); 94 95 assertEquals((radius + strokeWidth / 2f) * 2, boundsCaptor.getValue().width(), 0.5); 96 assertEquals((radius + strokeWidth / 2f) * 2, boundsCaptor.getValue().height(), 0.5); 97 } 98} 99