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/*
* Copyright (C) 2021 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.net.module.util;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import androidx.test.filters.SmallTest;
import androidx.test.runner.AndroidJUnit4;
import org.junit.Test;
import org.junit.runner.RunWith;
@RunWith(AndroidJUnit4.class)
@SmallTest
public class HexDumpTest {
@Test
public void testBytesToHexString() {
assertEquals("abcdef", HexDump.toHexString(
new byte[]{(byte) 0xab, (byte) 0xcd, (byte) 0xef}, false));
assertEquals("ABCDEF", HexDump.toHexString(
new byte[]{(byte) 0xab, (byte) 0xcd, (byte) 0xef}, true));
}
@Test
public void testNullArray() {
assertEquals("(null)", HexDump.dumpHexString(null));
}
@Test
public void testHexStringToByteArray() {
assertArrayEquals(new byte[]{(byte) 0xab, (byte) 0xcd, (byte) 0xef},
HexDump.hexStringToByteArray("abcdef"));
assertArrayEquals(new byte[]{(byte) 0xAB, (byte) 0xCD, (byte) 0xEF},
HexDump.hexStringToByteArray("ABCDEF"));
}
@Test
public void testIntegerToByteArray() {
assertArrayEquals(new byte[]{(byte) 0xff, (byte) 0x00, (byte) 0x00, (byte) 0x04},
HexDump.toByteArray((int) 0xff000004));
}
@Test
public void testByteToByteArray() {
assertArrayEquals(new byte[]{(byte) 0x7f}, HexDump.toByteArray((byte) 0x7f));
}
@Test
public void testIntegerToHexString() {
assertEquals("FF000004", HexDump.toHexString((int) 0xff000004));
}
@Test
public void testByteToHexString() {
assertEquals("7F", HexDump.toHexString((byte) 0x7f));
}
}
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