| /* |
| * 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. |
| */ |
| |
| /** |
| * @author Vladimir N. Molotkov |
| * @version $Revision$ |
| */ |
| |
| package tests.security.spec; |
| |
| import junit.framework.TestCase; |
| |
| import java.math.BigInteger; |
| import java.security.spec.ECFieldFp; |
| |
| /** |
| * Tests for <code>ECFieldFp</code> class fields and methods. |
| * |
| */ |
| public class ECFieldFpTest extends TestCase { |
| |
| // |
| // Tests |
| // |
| |
| /** |
| * Test #1 for <code>ECFieldFp</code> constructor |
| * |
| * Assertion: creates new object of <code>ECFieldFp</code> class |
| * using valid <code>p</code> (odd prime) |
| */ |
| public final void testECFieldFp01() { |
| new ECFieldFp(BigInteger.valueOf(23L)); |
| } |
| |
| /** |
| * Test #2 for <code>ECFieldFp</code> constructor |
| * |
| * Assertion: creates new object of <code>ECFieldFp</code> class |
| * using valid <code>p</code> (odd but not prime) |
| */ |
| public final void testECFieldFp02() { |
| new ECFieldFp(BigInteger.valueOf(21L)); |
| } |
| |
| /** |
| * Test #3 for <code>ECFieldFp</code> constructor |
| * |
| * Assertion: IllegalArgumentException if <code>p</code> is not positive |
| */ |
| public final void testECFieldFp03() { |
| try { |
| new ECFieldFp(BigInteger.valueOf(-1L)); |
| fail(getName() + |
| " FAILED: expected exception has not been thrown"); |
| } catch (IllegalArgumentException e) { |
| } |
| } |
| |
| /** |
| * Test #4 for <code>ECFieldFp</code> constructor |
| * |
| * Assertion: IllegalArgumentException if <code>p</code> is not positive |
| */ |
| public final void testECFieldFp04() { |
| try { |
| new ECFieldFp(BigInteger.valueOf(0L)); |
| fail(getName() + |
| " FAILED: expected exception has not been thrown"); |
| } catch (IllegalArgumentException e) { |
| } |
| } |
| |
| /** |
| * Test #4 for <code>ECFieldFp</code> constructor |
| * |
| * Assertion: NullPointerException if <code>p</code> is null |
| */ |
| public final void testECFieldFp05() { |
| try { |
| new ECFieldFp(null); |
| fail(getName() + |
| " FAILED: expected exception has not been thrown"); |
| } catch (NullPointerException e) { |
| } |
| } |
| |
| /** |
| * Test #1 for <code>hashCode()</code> method.<br> |
| * |
| * Assertion: must return the same value if invoked |
| * repeatedly on the same object. |
| */ |
| public final void testHashCode01() { |
| ECFieldFp f = new ECFieldFp(BigInteger.valueOf(23L)); |
| int hc = f.hashCode(); |
| assertTrue(hc == f.hashCode() && |
| hc == f.hashCode() && |
| hc == f.hashCode() && |
| hc == f.hashCode() && |
| hc == f.hashCode() && |
| hc == f.hashCode() && |
| hc == f.hashCode() && |
| hc == f.hashCode()); |
| } |
| |
| /** |
| * Test #2 for <code>hashCode()</code> method.<br> |
| * |
| * Assertion: must return the same value if invoked |
| * on equal (according to the <code>equals(Object)</code> method) objects. |
| */ |
| public final void testHashCode02() { |
| assertTrue(new ECFieldFp(BigInteger.valueOf(23L)).hashCode() == |
| new ECFieldFp(BigInteger.valueOf(23L)).hashCode()); |
| } |
| |
| /** |
| * Test for <code>getFieldSize()()</code> method.<br> |
| * |
| * Assertion: returns field size in bits which is prime size |
| */ |
| public final void testGetFieldSize() { |
| assertEquals(5, new ECFieldFp(BigInteger.valueOf(23L)).getFieldSize()); |
| } |
| |
| /** |
| * Test for <code>getP()</code> method.<br> |
| * |
| * Assertion: returns prime |
| */ |
| public final void testGetP() { |
| BigInteger p = BigInteger.valueOf(23L); |
| assertTrue(p.equals(new ECFieldFp(p).getP())); |
| } |
| |
| /** |
| * Test #1 for <code>equals()</code> method.<br> |
| * |
| * Assertion: object equals to itself. |
| */ |
| public final void testEqualsObject01() { |
| ECFieldFp obj = new ECFieldFp(BigInteger.valueOf(23L)); |
| assertTrue(obj.equals(obj)); |
| } |
| |
| /** |
| * Test #2 for <code>equals(Object obj)</code> method.<br> |
| * |
| * Assertion: returns false if <code>obj</code> is <code>null</code> |
| */ |
| public final void testEqualsObject02() { |
| assertFalse(new ECFieldFp(BigInteger.valueOf(23L)).equals(null)); |
| } |
| |
| /** |
| * Test #3 for <code>equals(Object obj)</code> method.<br> |
| * |
| * Assertion: returns false if <code>obj</code> |
| * is not instance of <code>ECFieldFp</code> |
| */ |
| public final void testEqualsObject03() { |
| assertFalse(new ECFieldFp(BigInteger.valueOf(23L)).equals(new Object())); |
| } |
| |
| /** |
| * Test #4 for <code>equals()</code> method.<br> |
| * |
| * Assertion: true if prime values match. |
| */ |
| public final void testEqualsObject04() { |
| assertTrue(new ECFieldFp(BigInteger.valueOf(23L)).equals( |
| new ECFieldFp(BigInteger.valueOf(23L)))); |
| } |
| |
| } |