| /* |
| * 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.harmony.security.tests.java.security; |
| |
| import java.security.KeyPairGenerator; |
| import java.security.Provider; |
| import java.security.SecureRandom; |
| import java.security.Security; |
| import java.security.spec.DSAParameterSpec; |
| import java.security.interfaces.DSAPublicKey; |
| import java.security.interfaces.DSAParams; |
| |
| public class KeyPairGenerator4Test extends junit.framework.TestCase { |
| |
| /** |
| * java.security.KeyPairGenerator#genKeyPair() |
| */ |
| public void test_genKeyPair() throws Exception { |
| KeyPairGenerator gen = KeyPairGenerator.getInstance("DSA"); |
| gen.initialize(1024); |
| assertNotNull("KeyPair is null", gen.genKeyPair()); |
| } |
| |
| /** |
| * java.security.KeyPairGenerator#getAlgorithm() |
| */ |
| public void test_getAlgorithm() throws Exception { |
| String alg = KeyPairGenerator.getInstance("DSA").getAlgorithm(); |
| assertEquals("getAlgorithm returned unexpected value", "DSA", alg); |
| } |
| |
| /** |
| * java.security.KeyPairGenerator#getInstance(java.lang.String) |
| */ |
| public void test_getInstanceLjava_lang_String() throws Exception { |
| KeyPairGenerator.getInstance("DSA"); |
| } |
| |
| /** |
| * java.security.KeyPairGenerator#getInstance(java.lang.String, |
| * java.lang.String) |
| */ |
| public void test_getInstanceLjava_lang_StringLjava_lang_String() |
| throws Exception { |
| |
| // Test1: Test with named provider |
| Provider[] providers = Security.getProviders("KeyPairGenerator.DSA"); |
| |
| for (int i = 0; i < providers.length; i++) { |
| KeyPairGenerator.getInstance("DSA", providers[i].getName()); |
| }// end for |
| |
| // Test2: Test with empty provider name - should raise |
| // IllegalArgumentException |
| try { |
| KeyPairGenerator.getInstance("DSA", ""); |
| fail("Should have thrown IllegalArgumentException"); |
| } catch (IllegalArgumentException e) { |
| // expected |
| } |
| } |
| |
| /** |
| * java.security.KeyPairGenerator#getProvider() |
| */ |
| public void test_getProvider() throws Exception { |
| Provider p = KeyPairGenerator.getInstance("DSA").getProvider(); |
| assertNotNull("provider is null", p); |
| } |
| |
| /** |
| * java.security.KeyPairGenerator#initialize(int) |
| */ |
| public void test_initializeI() throws Exception { |
| KeyPairGenerator keyPair = KeyPairGenerator.getInstance("DSA"); |
| keyPair.initialize(1024); |
| } |
| |
| /** |
| * java.security.KeyPairGenerator#initialize(int, |
| * java.security.SecureRandom) |
| */ |
| public void test_initializeILjava_security_SecureRandom() throws Exception { |
| KeyPairGenerator keyPair = KeyPairGenerator.getInstance("DSA"); |
| keyPair.initialize(1024, new SecureRandom()); |
| } |
| |
| |
| /** |
| * java.security.KeyPairGenerator#initialize(java.security.spec.AlgorithmParameterSpec) |
| */ |
| public void test_initializeLjava_security_spec_AlgorithmParameterSpec() |
| throws Exception { |
| // create DSAParams |
| KeyPairGenerator keyPairGenerator = KeyPairGenerator.getInstance("DSA"); |
| keyPairGenerator.initialize(1024); |
| DSAPublicKey key = (DSAPublicKey) keyPairGenerator.genKeyPair() |
| .getPublic(); |
| DSAParams params = key.getParams(); |
| |
| KeyPairGenerator keyPair = KeyPairGenerator.getInstance("DSA"); |
| keyPair.initialize(new DSAParameterSpec(params.getP(), params.getQ(), |
| params.getG())); |
| } |
| |
| /** |
| * java.security.KeyPairGenerator#initialize(java.security.spec.AlgorithmParameterSpec, |
| * java.security.SecureRandom) |
| */ |
| public void test_initializeLjava_security_spec_AlgorithmParameterSpecLjava_security_SecureRandom() |
| throws Exception { |
| // create DSAParams |
| KeyPairGenerator keyPairGenerator = KeyPairGenerator.getInstance("DSA"); |
| keyPairGenerator.initialize(1024); |
| DSAPublicKey key = (DSAPublicKey) keyPairGenerator.genKeyPair() |
| .getPublic(); |
| DSAParams params = key.getParams(); |
| |
| KeyPairGenerator keyPair = KeyPairGenerator.getInstance("DSA"); |
| keyPair.initialize(new DSAParameterSpec(params.getP(), params.getQ(), |
| params.getG()), new SecureRandom()); |
| } |
| } |