1/* 2 * Copyright (C) 2016 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.internal.widget; 18 19import static org.junit.Assert.assertTrue; 20 21import android.content.Context; 22import android.support.test.InstrumentationRegistry; 23import android.support.test.filters.SmallTest; 24import android.text.Layout; 25import android.view.View.MeasureSpec; 26import android.widget.TextView; 27 28import org.junit.Assert; 29import org.junit.Before; 30import org.junit.Test; 31 32@SmallTest 33public class ImageFloatingTextViewTest { 34 35 private Context mContext; 36 private ImageFloatingTextView mView; 37 private TextView mTextView; 38 39 @Before 40 public void setup() { 41 mContext = InstrumentationRegistry.getTargetContext(); 42 mView = new ImageFloatingTextView(mContext, null, 0, 0); 43 mView.setMaxLines(9); 44 mTextView = new TextView(mContext, null, 0, 0); 45 mTextView.setMaxLines(9); 46 } 47 48 @Test 49 public void testEmpty() { 50 parametrizedTest(""); 51 } 52 53 @Test 54 public void testSingleLine() { 55 parametrizedTest("Hello, World!"); 56 } 57 58 @Test 59 public void testTwoLine() { 60 parametrizedTest("Hello, World!\nWhat a nice day!"); 61 } 62 63 @Test 64 public void testShort() { 65 parametrizedTest("Hello, World! What a nice day! Let's try some more text. " 66 + "Yada yada, yada yada. Lorem ipsum dolor sit amet."); 67 } 68 69 @Test 70 public void testLong() { 71 parametrizedTest("Hello, World! What a nice day! Let's try some more text. " 72 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 73 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 74 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 75 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 76 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 77 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 78 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 79 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 80 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 81 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 82 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 83 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 84 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 85 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 86 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 87 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 88 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 89 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 90 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 91 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 92 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 93 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 94 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 95 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 96 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 97 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 98 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 99 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 100 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 101 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 102 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 103 + "Yada yada, yada yada. Lorem ipsum dolor sit amet." 104 + "Yada yada, yada yada. Lorem ipsum dolor sit amet."); 105 } 106 107 @Test 108 public void usesTransformationMethod() { 109 mView.setSingleLine(); 110 String text = "Test \n Test"; 111 parametrizedTest(text); 112 Layout layout = mView.getLayout(); 113 Assert.assertFalse("The transformation method wasn't used, string is still the same", 114 text.equals(layout.getText())); 115 } 116 117 private void parametrizedTest(CharSequence text) { 118 int heightMeasureSpec = MeasureSpec.makeMeasureSpec(500, MeasureSpec.AT_MOST); 119 int widthMeasureSpec = MeasureSpec.makeMeasureSpec(500, MeasureSpec.EXACTLY); 120 121 mTextView.setText(text); 122 mView.setText(text); 123 124 mTextView.measure(widthMeasureSpec, heightMeasureSpec); 125 mView.measure(widthMeasureSpec, heightMeasureSpec); 126 127 // We're at most allowed to be the same height as the regular textview and maybe a bit 128 // smaller since our layout snaps to full textlines. 129 assertTrue("The measured view should never be taller then the normal textview!", 130 mView.getMeasuredHeight() <= mTextView.getMeasuredHeight()); 131 } 132} 133