content: /**
   * Copyright 2013 Bruno Oliveira, and individual contributors
   *
   * 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 org.libsodium.jni.crypto;
  
  import org.junit.Test;
  
  import java.util.Arrays;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  
  public class RandomTest {
  
      @Test
      public void testProducesRandomBytes() throws Exception {
          final int size = 16;
          assertEquals("Invalid random bytes", size, new Random().randomBytes(size).length);
      }
  
      @Test
      public void testProducesDefaultRandomBytes() throws Exception {
          final int size = 32;
          assertEquals("Invalid random bytes", size, new Random().randomBytes().length);
      }
  
      @Test
      public void testProducesDifferentRandomBytes() throws Exception {
          final int size = 16;
          assertFalse("Should produce different random bytes", Arrays.equals(new Random().randomBytes(size), new Random().randomBytes(size)));
      }
  
      @Test
      public void testProducesDifferentDefaultRandomBytes() throws Exception {
          final int size = 32;
          assertFalse("Should produce different random bytes", Arrays.equals(new Random().randomBytes(), new Random().randomBytes(size)));
      }
  }
  