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 17 package android.text.cts; 18 19 import static org.junit.Assert.assertEquals; 20 import static org.junit.Assert.assertFalse; 21 import static org.junit.Assert.assertNull; 22 import static org.junit.Assert.fail; 23 import static org.mockito.Matchers.anyChar; 24 import static org.mockito.Mockito.never; 25 import static org.mockito.Mockito.reset; 26 import static org.mockito.Mockito.spy; 27 import static org.mockito.Mockito.times; 28 import static org.mockito.Mockito.verify; 29 30 import android.support.test.filters.SmallTest; 31 import android.support.test.runner.AndroidJUnit4; 32 import android.text.LoginFilter; 33 import android.text.LoginFilter.UsernameFilterGeneric; 34 import android.text.SpannableString; 35 import android.text.Spanned; 36 import android.text.SpannedString; 37 38 import org.junit.Test; 39 import org.junit.runner.RunWith; 40 41 @SmallTest 42 @RunWith(AndroidJUnit4.class) 43 public class LoginFilterTest { 44 @Test 45 public void testFilter() { 46 CharSequence result; 47 LoginFilter loginFilter = spy(new UsernameFilterGeneric()); 48 Spanned dest1 = new SpannedString("dest_without_invalid_char"); 49 Spanned dest2 = new SpannedString("&*dest_with_invalid_char#$"); 50 String source1 = "source_without_invalid_char"; 51 String source2 = "+=source_with_invalid_char%!"; 52 Spanned spannedSource = new SpannedString("&*spanned_source_with_invalid_char#$"); 53 54 verify(loginFilter, never()).onStart(); 55 verify(loginFilter, never()).onStop(); 56 verify(loginFilter, never()).onInvalidCharacter(anyChar()); 57 58 assertNull(loginFilter.filter(source1, 0, source1.length(), dest1, 0, dest1.length())); 59 verify(loginFilter, times(1)).onStart(); 60 verify(loginFilter, times(1)).onStop(); 61 verify(loginFilter, never()).onInvalidCharacter(anyChar()); 62 63 reset(loginFilter); 64 assertNull(loginFilter.filter(source1, 0, source1.length(), dest2, 5, 6)); 65 verify(loginFilter, times(1)).onStart(); 66 verify(loginFilter, times(1)).onStop(); 67 verify(loginFilter, times(4)).onInvalidCharacter(anyChar()); 68 69 loginFilter = spy(new UsernameFilterGeneric(true)); 70 assertNull(loginFilter.filter(source2, 0, source2.length(), 71 dest1, 0, dest1.length())); 72 verify(loginFilter, times(1)).onStart(); 73 verify(loginFilter, times(1)).onStop(); 74 verify(loginFilter, times(3)).onInvalidCharacter(anyChar()); 75 76 reset(loginFilter); 77 assertNull(loginFilter.filter(spannedSource, 0, spannedSource.length(), 78 dest1, 0, dest1.length())); 79 verify(loginFilter, times(1)).onStart(); 80 verify(loginFilter, times(1)).onStop(); 81 verify(loginFilter, times(4)).onInvalidCharacter(anyChar()); 82 83 loginFilter = spy(new UsernameFilterGeneric(false)); 84 result = loginFilter.filter(source2, 0, source2.length(), dest1, 0, dest1.length()); 85 assertFalse(result instanceof SpannableString); 86 assertEquals("+source_with_invalid_char", result.toString()); 87 verify(loginFilter, times(1)).onStart(); 88 verify(loginFilter, times(1)).onStop(); 89 verify(loginFilter, times(3)).onInvalidCharacter(anyChar()); 90 91 reset(loginFilter); 92 result = loginFilter.filter(spannedSource, 0, spannedSource.length(), 93 dest1, 0, dest1.length()); 94 assertEquals("spanned_source_with_invalid_char", result.toString()); 95 verify(loginFilter, times(1)).onStart(); 96 verify(loginFilter, times(1)).onStop(); 97 verify(loginFilter, times(4)).onInvalidCharacter(anyChar()); 98 99 try { 100 loginFilter.filter(null, 0, source1.length(), dest1, 0, dest1.length()); 101 fail("should throw NullPointerException when source is null"); 102 } catch (NullPointerException e) { 103 } 104 105 try { 106 // start and end are out of bound. 107 loginFilter.filter(source1, -1, source1.length() + 1, dest1, 0, dest1.length()); 108 fail("should throw StringIndexOutOfBoundsException" + 109 " when start and end are out of bound"); 110 } catch (StringIndexOutOfBoundsException e) { 111 } 112 113 // start is larger than end. 114 assertNull("should return null when start is larger than end", 115 loginFilter.filter(source1, source1.length(), 0, dest1, 0, dest1.length())); 116 117 try { 118 loginFilter.filter(source1, 0, source1.length(), null, 2, dest1.length()); 119 fail("should throw NullPointerException when dest is null"); 120 } catch (NullPointerException e) { 121 } 122 123 // dstart and dend are out of bound. 124 loginFilter.filter(source1, 0, source1.length(), dest1, -1, dest1.length() + 1); 125 126 // dstart is larger than dend. 127 loginFilter.filter(source1, 0, source1.length(), dest1, dest1.length(), 0); 128 } 129 130 // This method does nothing. we only test onInvalidCharacter function here, 131 // the callback should be tested in testFilter() 132 @Test 133 public void testOnInvalidCharacter() { 134 LoginFilter loginFilter = new UsernameFilterGeneric(); 135 loginFilter.onInvalidCharacter('a'); 136 } 137 138 // This method does nothing. we only test onStop function here, 139 // the callback should be tested in testFilter() 140 @Test 141 public void testOnStop() { 142 LoginFilter loginFilter = new UsernameFilterGeneric(); 143 loginFilter.onStop(); 144 } 145 146 // This method does nothing. we only test onStart function here, 147 // the callback should be tested in testFilter() 148 @Test 149 public void testOnStart() { 150 LoginFilter loginFilter = new UsernameFilterGeneric(); 151 loginFilter.onStart(); 152 } 153 } 154