/*
    * Copyright 2019-2021 the original author or authors.
    *
    * 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
    *
    *      https://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 nl.altindag.ssl.trustmanager;
  
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.mockito.junit.jupiter.MockitoExtension;
  
  import javax.net.ssl.SSLEngine;
  import javax.net.ssl.X509ExtendedTrustManager;
  import java.net.Socket;
  import java.security.cert.CertificateException;
  import java.security.cert.X509Certificate;
  
  import static org.assertj.core.api.Assertions.assertThat;
  import static org.assertj.core.api.Assertions.assertThatThrownBy;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.times;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  /**
   * @author Hakan Altindag
   */
  @ExtendWith(MockitoExtension.class)
  class HotSwappableX509ExtendedTrustManagerShould {
  
      @Test
      void checkClientTrusted() throws CertificateException {
          X509ExtendedTrustManager trustManager = mock(X509ExtendedTrustManager.class);
  
          X509ExtendedTrustManager victim = new HotSwappableX509ExtendedTrustManager(trustManager);
          victim.checkClientTrusted(null, null);
  
          verify(trustManager, times(1)).checkClientTrusted(null, null);
      }
  
      @Test
      void checkClientTrustedWithSocket() throws CertificateException {
          X509ExtendedTrustManager trustManager = mock(X509ExtendedTrustManager.class);
  
          X509ExtendedTrustManager victim = new HotSwappableX509ExtendedTrustManager(trustManager);
          victim.checkClientTrusted(null, null, (Socket) null);
  
          verify(trustManager, times(1)).checkClientTrusted(null, null, (Socket) null);
      }
  
      @Test
      void checkClientTrustedWithSslEngine() throws CertificateException {
          X509ExtendedTrustManager trustManager = mock(X509ExtendedTrustManager.class);
  
          X509ExtendedTrustManager victim = new HotSwappableX509ExtendedTrustManager(trustManager);
          victim.checkClientTrusted(null, null, (SSLEngine) null);
  
          verify(trustManager, times(1)).checkClientTrusted(null, null, (SSLEngine) null);
      }
  
      @Test
      void checkServerTrusted() throws CertificateException {
          X509ExtendedTrustManager trustManager = mock(X509ExtendedTrustManager.class);
  
          X509ExtendedTrustManager victim = new HotSwappableX509ExtendedTrustManager(trustManager);
          victim.checkServerTrusted(null, null);
  
          verify(trustManager, times(1)).checkServerTrusted(null, null);
      }
  
      @Test
      void checkServerTrustedWithSocket() throws CertificateException {
          X509ExtendedTrustManager trustManager = mock(X509ExtendedTrustManager.class);
  
          X509ExtendedTrustManager victim = new HotSwappableX509ExtendedTrustManager(trustManager);
          victim.checkServerTrusted(null, null, (Socket) null);
  
          verify(trustManager, times(1)).checkServerTrusted(null, null, (Socket) null);
      }
  
      @Test
      void checkServerTrustedWithSslEngine() throws CertificateException {
          X509ExtendedTrustManager trustManager = mock(X509ExtendedTrustManager.class);
  
          X509ExtendedTrustManager victim = new HotSwappableX509ExtendedTrustManager(trustManager);
          victim.checkServerTrusted(null, null, (SSLEngine) null);
  
          verify(trustManager, times(1)).checkServerTrusted(null, null, (SSLEngine) null);
     }
 
     @Test
     void getAcceptedIssuers() {
         X509ExtendedTrustManager trustManager = mock(X509ExtendedTrustManager.class);
         when(trustManager.getAcceptedIssuers()).thenReturn(new X509Certificate[]{mock(X509Certificate.class)});
 
         X509ExtendedTrustManager victim = new HotSwappableX509ExtendedTrustManager(trustManager);
         X509Certificate[] acceptedIssuers = victim.getAcceptedIssuers();
 
         assertThat(acceptedIssuers).hasSize(1);
         verify(trustManager, times(1)).getAcceptedIssuers();
     }
 
     @Test
     void setTrustManager() throws CertificateException {
         X509ExtendedTrustManager trustManager = mock(X509ExtendedTrustManager.class);
 
         HotSwappableX509ExtendedTrustManager victim = new HotSwappableX509ExtendedTrustManager(trustManager);
         victim.checkServerTrusted(null, null, (SSLEngine) null);
 
         victim.setTrustManager(mock(X509ExtendedTrustManager.class));
         victim.checkServerTrusted(null, null, (SSLEngine) null);
 
         verify(trustManager, times(1)).checkServerTrusted(null, null, (SSLEngine) null);
     }
 
     @Test
     void throwNullPointerExceptionWhenKeyManagerIsNotPresent() {
         assertThatThrownBy(() -> new HotSwappableX509ExtendedTrustManager(null))
                 .isInstanceOf(NullPointerException.class);
     }
 
 }