| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.tomcat.util.buf; |
| |
| import java.nio.charset.StandardCharsets; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Test cases for {@link HexUtils}. |
| */ |
| public class TestHexUtils { |
| |
| private static final String TEST01_STRING = "Hello World"; |
| private static final byte[] TEST01_BYTES = TEST01_STRING.getBytes(StandardCharsets.UTF_8); |
| private static final String TEST02_STRING = "foo"; |
| private static final byte[] TEST02_BYTES = TEST02_STRING.getBytes(StandardCharsets.UTF_8); |
| |
| @Test |
| public void testGetDec() { |
| Assert.assertEquals(0, HexUtils.getDec('0')); |
| Assert.assertEquals(9, HexUtils.getDec('9')); |
| Assert.assertEquals(10, HexUtils.getDec('a')); |
| Assert.assertEquals(15, HexUtils.getDec('f')); |
| Assert.assertEquals(10, HexUtils.getDec('A')); |
| Assert.assertEquals(15, HexUtils.getDec('F')); |
| Assert.assertEquals(-1, HexUtils.getDec(0)); |
| Assert.assertEquals(-1, HexUtils.getDec('Z')); |
| Assert.assertEquals(-1, HexUtils.getDec(255)); |
| Assert.assertEquals(-1, HexUtils.getDec(-60)); |
| } |
| |
| @Test |
| public void testRoundTrip01() { |
| Assert.assertArrayEquals(TEST01_STRING, TEST01_BYTES, |
| HexUtils.fromHexString(HexUtils.toHexString(TEST01_BYTES))); |
| } |
| |
| @Test |
| public void testRoundTrip02() { |
| Assert.assertArrayEquals(TEST02_STRING, TEST02_BYTES, |
| HexUtils.fromHexString(HexUtils.toHexString(TEST02_BYTES))); |
| } |
| |
| @Test(expected=IllegalArgumentException.class) |
| public void testFromHex01() { |
| HexUtils.fromHexString("Not a hex string"); |
| } |
| |
| @Test(expected=IllegalArgumentException.class) |
| public void testFromHex02() { |
| // Odd number of hex characters |
| HexUtils.fromHexString("aaa"); |
| } |
| } |