| /* |
| * Copyright (C) 2008 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 android.core; |
| |
| import android.security.MessageDigest; |
| import android.test.suitebuilder.annotation.SmallTest; |
| import junit.framework.TestCase; |
| |
| /** |
| * Tests SHA1 message digest algorithm. |
| */ |
| public class Sha1Test extends TestCase { |
| class TestData { |
| private String input; |
| private String result; |
| |
| public TestData(String i, String r) { |
| input = i; |
| result = r; |
| } |
| } |
| |
| TestData[] mTestData = new TestData[]{ |
| new TestData("abc", "a9993e364706816aba3e25717850c26c9cd0d89d"), |
| new TestData("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq", |
| "84983e441c3bd26ebaae4aa1f95129e5e54670f1") |
| }; |
| |
| @SmallTest |
| public void testSha1() throws Exception { |
| MessageDigest digest = MessageDigest.getInstance("SHA-1"); |
| |
| int numTests = mTestData.length; |
| for (int i = 0; i < numTests; i++) { |
| digest.update(mTestData[i].input.getBytes()); |
| byte[] hash = digest.digest(); |
| String encodedHash = encodeHex(hash); |
| assertEquals(encodedHash, mTestData[i].result); |
| } |
| } |
| |
| private static String encodeHex(byte[] bytes) { |
| StringBuffer hex = new StringBuffer(bytes.length * 2); |
| |
| for (int i = 0; i < bytes.length; i++) { |
| if (((int) bytes[i] & 0xff) < 0x10) { |
| hex.append("0"); |
| } |
| hex.append(Integer.toString((int) bytes[i] & 0xff, 16)); |
| } |
| |
| return hex.toString(); |
| } |
| } |
| |