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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.internal.net;
import static org.mockito.Matchers.anyObject;
import static org.mockito.Matchers.anyString;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.spy;
import com.android.internal.net.utils.Log;
import java.nio.ByteBuffer;
/** TestUtils provides utility methods for parsing Hex String and constructing testing Logger. */
public class TestUtils {
public static byte[] hexStringToByteArray(String hexString) {
int len = hexString.length();
if (len % 2 != 0) {
throw new IllegalArgumentException("Invalid Hex String");
}
byte[] data = new byte[len / 2];
for (int i = 0; i < len; i += 2) {
data[i / 2] =
(byte)
((Character.digit(hexString.charAt(i), 16) << 4)
+ Character.digit(hexString.charAt(i + 1), 16));
}
return data;
}
public static int hexStringToInt(String hexString) {
if (hexString.length() > 8) {
throw new IllegalArgumentException("Invalid hex string length for integer type");
}
for (int i = hexString.length(); i < 8; i++) {
hexString = "0" + hexString;
}
return ByteBuffer.wrap(hexStringToByteArray(hexString)).getInt();
}
public static String stringToHexString(String s) {
// two hex characters for each char in s
StringBuilder sb = new StringBuilder(s.length() * 2);
char[] chars = s.toCharArray();
for (char c : chars) {
sb.append(Integer.toHexString(c));
}
return sb.toString();
}
public static Log makeSpyLogThrowExceptionForWtf(String tag) {
Log spyLog = spy(new Log(tag, true /*logSensitive*/));
doAnswer(
(invocation) -> {
throw new IllegalStateException((String) invocation.getArguments()[1]);
})
.when(spyLog)
.wtf(anyString(), anyString());
doAnswer(
(invocation) -> {
throw (Throwable) invocation.getArguments()[2];
})
.when(spyLog)
.wtf(anyString(), anyString(), anyObject());
return spyLog;
}
public static Log makeSpyLogDoLogErrorForWtf(String tag) {
Log spyLog = spy(new Log(tag, true /*logSensitive*/));
doAnswer(
(invocation) -> {
spyLog.e(
"Mock logging WTF: " + invocation.getArguments()[0],
(String) invocation.getArguments()[1]);
return null;
})
.when(spyLog)
.wtf(anyString(), anyString());
doAnswer(
(invocation) -> {
spyLog.e(
"Mock logging WTF: " + invocation.getArguments()[0],
(String) invocation.getArguments()[1],
(Throwable) invocation.getArguments()[2]);
return null;
})
.when(spyLog)
.wtf(anyString(), anyString(), anyObject());
return spyLog;
}
}
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