1 /*
2  * Copyright (C) 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 
17 package com.android.tradefed.util;
18 
19 import com.android.ddmlib.IShellOutputReceiver;
20 
21 import java.io.ByteArrayOutputStream;
22 
23 /** Fake implementation of {@link IShellOutputReceiver} for use in unit tests. */
24 public class FakeShellOutputReceiver implements IShellOutputReceiver {
25     private final ByteArrayOutputStream mStream = new ByteArrayOutputStream();
26 
getReceivedOutput()27     public byte[] getReceivedOutput() {
28         return mStream.toByteArray();
29     }
30 
31     @Override
addOutput(byte[] data, int offset, int length)32     public void addOutput(byte[] data, int offset, int length) {
33         mStream.write(data, offset, length);
34     }
35 
36     @Override
flush()37     public void flush() {}
38 
39     @Override
isCancelled()40     public boolean isCancelled() {
41         return false;
42     }
43 }
44