/*
    * 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.eclipse.aether.repository;
  
  import java.util.Map;
  
  import org.eclipse.aether.DefaultRepositorySystemSession;
  import org.eclipse.aether.RepositorySystemSession;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.*;
  
  public class AuthenticationDigestTest {
  
      private RepositorySystemSession newSession() {
          return new DefaultRepositorySystemSession();
      }
  
      private RemoteRepository newRepo(Authentication auth, Proxy proxy) {
          return new RemoteRepository.Builder("test", "default", "http://localhost") //
                  .setAuthentication(auth)
                  .setProxy(proxy)
                  .build();
      }
  
      private Proxy newProxy(Authentication auth) {
          return new Proxy(Proxy.TYPE_HTTP, "localhost", 8080, auth);
      }
  
      @Test
      void testForRepository() {
          final RepositorySystemSession session = newSession();
          final RemoteRepository[] repos = {null};
  
          Authentication auth = new Authentication() {
              public void fill(AuthenticationContext context, String key, Map<String, String> data) {
                  fail("AuthenticationDigest should not call fill()");
              }
  
              public void digest(AuthenticationDigest digest) {
                  assertNotNull(digest);
                  assertSame(session, digest.getSession());
                  assertNotNull(digest.getRepository());
                  assertNull(digest.getProxy());
                  assertNull(repos[0], "digest() should only be called once");
                  repos[0] = digest.getRepository();
  
                  digest.update((byte[]) null);
                  digest.update((char[]) null);
                  digest.update((String[]) null);
                  digest.update(null, null);
              }
          };
  
          RemoteRepository repo = newRepo(auth, newProxy(null));
  
          String digest = AuthenticationDigest.forRepository(session, repo);
          assertSame(repo, repos[0]);
          assertNotNull(digest);
          assertTrue(digest.length() > 0);
      }
  
      @Test
      void testForRepository_NoAuth() {
          RemoteRepository repo = newRepo(null, null);
  
          String digest = AuthenticationDigest.forRepository(newSession(), repo);
          assertEquals("", digest);
      }
  
      @Test
      void testForProxy() {
          final RepositorySystemSession session = newSession();
          final Proxy[] proxies = {null};
  
          Authentication auth = new Authentication() {
              public void fill(AuthenticationContext context, String key, Map<String, String> data) {
                  fail("AuthenticationDigest should not call fill()");
              }
  
              public void digest(AuthenticationDigest digest) {
                  assertNotNull(digest);
                  assertSame(session, digest.getSession());
                 assertNotNull(digest.getRepository());
                 assertNotNull(digest.getProxy());
                 assertNull(proxies[0], "digest() should only be called once");
                 proxies[0] = digest.getProxy();
 
                 digest.update((byte[]) null);
                 digest.update((char[]) null);
                 digest.update((String[]) null);
                 digest.update(null, null);
             }
         };
 
         Proxy proxy = newProxy(auth);
 
         String digest = AuthenticationDigest.forProxy(session, newRepo(null, proxy));
         assertSame(proxy, proxies[0]);
         assertNotNull(digest);
         assertTrue(digest.length() > 0);
     }
 
     @Test
     void testForProxy_NoProxy() {
         RemoteRepository repo = newRepo(null, null);
 
         String digest = AuthenticationDigest.forProxy(newSession(), repo);
         assertEquals("", digest);
     }
 
     @Test
     void testForProxy_NoProxyAuth() {
         RemoteRepository repo = newRepo(null, newProxy(null));
 
         String digest = AuthenticationDigest.forProxy(newSession(), repo);
         assertEquals("", digest);
     }
 }