| /* |
| * Copyright (C) 2007 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 tests.security.interfaces; |
| import dalvik.annotation.TestLevel; |
| import dalvik.annotation.TestTargetNew; |
| import dalvik.annotation.TestTargetClass; |
| |
| import junit.framework.TestCase; |
| |
| import java.security.KeyPairGenerator; |
| import java.security.interfaces.DSAKey; |
| import java.security.interfaces.DSAParams; |
| import java.security.spec.DSAParameterSpec; |
| |
| @TestTargetClass(DSAKey.class) |
| public class DSAKeyTest extends TestCase { |
| |
| /** |
| * @tests java.security.interfaces.DSAKey |
| * #getParams() |
| * test covers following use cases |
| * Case 1: check private key |
| * Case 2: check public key |
| */ |
| @TestTargetNew( |
| level = TestLevel.COMPLETE, |
| notes = "", |
| method = "getParams", |
| args = {} |
| ) |
| public void test_getParams() throws Exception { |
| DSAParams param = new DSAParameterSpec(Util.P, Util.Q, Util.G); |
| |
| KeyPairGenerator gen = KeyPairGenerator.getInstance("DSA"); |
| gen.initialize((DSAParameterSpec) param); |
| DSAKey key = null; |
| |
| // Case 1: check private key |
| key = (DSAKey) gen.generateKeyPair().getPrivate(); |
| assertDSAParamsEquals(param, key.getParams()); |
| |
| // Case 2: check public key |
| key = (DSAKey) gen.generateKeyPair().getPublic(); |
| assertDSAParamsEquals(param, key.getParams()); |
| } |
| |
| private void assertDSAParamsEquals(DSAParams expected, DSAParams actual) { |
| assertEquals("P differ", expected.getP(), actual.getP()); |
| assertEquals("Q differ", expected.getQ(), actual.getQ()); |
| assertEquals("G differ", expected.getG(), actual.getG()); |
| } |
| } |