1 /* 2 * Copyright (C) 2024 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.nfc; 18 19 import static com.google.common.truth.Truth.assertThat; 20 21 import static org.junit.Assert.assertArrayEquals; 22 import static org.junit.Assert.assertEquals; 23 import static org.junit.Assert.assertNotNull; 24 import static org.mockito.ArgumentMatchers.any; 25 import static org.mockito.ArgumentMatchers.eq; 26 import static org.mockito.Mockito.doAnswer; 27 import static org.mockito.Mockito.times; 28 import static org.mockito.Mockito.verify; 29 import static org.mockito.Mockito.when; 30 31 import android.os.Parcel; 32 import android.util.proto.ProtoOutputStream; 33 34 import androidx.test.ext.junit.runners.AndroidJUnit4; 35 36 import org.junit.After; 37 import org.junit.Before; 38 import org.junit.Test; 39 import org.junit.runner.RunWith; 40 import org.mockito.ArgumentCaptor; 41 import org.mockito.Mock; 42 import org.mockito.MockitoAnnotations; 43 44 import java.util.List; 45 46 @RunWith(AndroidJUnit4.class) 47 public class NdefMessageTest { 48 private NdefMessage mNdefMessage; 49 private NdefRecord mNdefRecord; 50 51 @Mock 52 private ProtoOutputStream mockProtoOutputStream; 53 54 @Mock 55 private NdefRecord mMockRecord1; 56 57 @Mock 58 private NdefRecord mMockRecord2; 59 @Mock 60 private Parcel mMockParcel; 61 62 @Before setUp()63 public void setUp() { 64 MockitoAnnotations.initMocks(this); 65 mNdefRecord = NdefRecord.createUri("http://www.example.com"); 66 mNdefMessage = new NdefMessage(mNdefRecord); 67 } 68 69 @After tearDown()70 public void tearDown() { 71 } 72 73 @Test testGetRecords()74 public void testGetRecords() { 75 NdefRecord[] records = mNdefMessage.getRecords(); 76 assertThat(records).isNotNull(); 77 assertThat(records).hasLength(1); 78 assertThat(records[0]).isEqualTo(mNdefRecord); 79 } 80 81 @Test testToByteArray()82 public void testToByteArray() throws FormatException { 83 byte[] bytes = mNdefMessage.toByteArray(); 84 assertThat(bytes).isNotNull(); 85 assertThat(bytes.length).isGreaterThan(0); 86 NdefMessage ndefMessage = new NdefMessage(bytes); 87 assertThat(ndefMessage).isNotNull(); 88 } 89 90 @Test(expected = NullPointerException.class) testNdefMessageWithNullRecord()91 public void testNdefMessageWithNullRecord() { 92 mNdefRecord = null; 93 mNdefMessage = new NdefMessage(mNdefRecord); 94 } 95 96 @Test(expected = NullPointerException.class) testNdefMessageWithNullRecords()97 public void testNdefMessageWithNullRecords() { 98 mNdefMessage = new NdefMessage(mNdefRecord, new NdefRecord[] {null}); 99 } 100 101 @Test testDumpDebug_CallsProtoMethodsCorrectly()102 public void testDumpDebug_CallsProtoMethodsCorrectly() { 103 mNdefMessage = new NdefMessage(new NdefRecord[] {mMockRecord1, mMockRecord2}); 104 long token1 = 1001L; 105 long token2 = 1002L; 106 when(mockProtoOutputStream.start(NdefMessageProto.NDEF_RECORDS)).thenReturn(token1, token2); 107 108 mNdefMessage.dumpDebug(mockProtoOutputStream); 109 verify(mockProtoOutputStream, times(2)).start(NdefMessageProto.NDEF_RECORDS); 110 verify(mMockRecord1).dumpDebug(mockProtoOutputStream); 111 verify(mMockRecord2).dumpDebug(mockProtoOutputStream); 112 ArgumentCaptor<Long> tokenCaptor = ArgumentCaptor.forClass(Long.class); 113 verify(mockProtoOutputStream, times(2)).end(tokenCaptor.capture()); 114 List<Long> capturedTokens = tokenCaptor.getAllValues(); 115 assert capturedTokens.contains(token1); 116 assert capturedTokens.contains(token2); 117 } 118 119 120 @Test testWriteToParcel_WritesCorrectData()121 public void testWriteToParcel_WritesCorrectData() { 122 int flags = 0; 123 mNdefMessage = new NdefMessage(new NdefRecord[] {mMockRecord1, mMockRecord2}); 124 125 mNdefMessage.writeToParcel(mMockParcel, flags); 126 verify(mMockParcel).writeInt(2); 127 verify(mMockParcel).writeTypedArray(mNdefMessage.getRecords(), flags); 128 } 129 130 @Test testDescribeContents()131 public void testDescribeContents() { 132 assertEquals(0, mNdefMessage.describeContents()); 133 } 134 135 @Test testCreateFromParcel()136 public void testCreateFromParcel() { 137 NdefRecord[] testRecords = new NdefRecord[] {mMockRecord1, mMockRecord2}; 138 when(mMockParcel.readInt()).thenReturn(testRecords.length); 139 doAnswer(invocation -> { 140 Object[] array = invocation.getArgument(0); 141 System.arraycopy(testRecords, 0, array, 0, testRecords.length); 142 return null; 143 }).when(mMockParcel).readTypedArray(any(NdefRecord[].class), eq(NdefRecord.CREATOR)); 144 145 NdefMessage createdMessage = NdefMessage.CREATOR.createFromParcel(mMockParcel); 146 assertNotNull(createdMessage); 147 assertArrayEquals(testRecords, createdMessage.getRecords()); 148 } 149 150 @Test testNewArray()151 public void testNewArray() { 152 int size = 5; 153 NdefMessage[] ndefMessages = NdefMessage.CREATOR.newArray(size); 154 155 assertNotNull(ndefMessages); 156 assertEquals(size, ndefMessages.length); 157 } 158 } 159