/*
    * Copyright 2019-2022 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
    *
    *      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.bremersee.exception.spring.boot.autoconfigure.reactive;
  
  import static org.assertj.core.api.Assertions.assertThat;
  import static org.assertj.core.api.Assertions.assertThatNoException;
  import static org.mockito.ArgumentMatchers.any;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.when;
  
  import org.bremersee.exception.RestApiExceptionMapper;
  import org.bremersee.exception.RestApiExceptionMapperForWebFlux;
  import org.bremersee.exception.spring.boot.autoconfigure.RestApiExceptionMapperBootProperties;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.springframework.beans.factory.ObjectProvider;
  import org.springframework.boot.autoconfigure.web.WebProperties;
  import org.springframework.boot.web.reactive.error.ErrorAttributes;
  import org.springframework.context.ApplicationContext;
  import org.springframework.http.codec.ServerCodecConfigurer;
  
  /**
   * The api exception handler autoconfiguration test.
   *
   * @author Christian Bremer
   */
  class ApiExceptionHandlerAutoConfigurationTest {
  
    private ApiExceptionHandlerAutoConfiguration target;
  
    /**
     * Setup.
     */
    @BeforeEach
    void setup() {
      RestApiExceptionMapperBootProperties properties = new RestApiExceptionMapperBootProperties();
      target = new ApiExceptionHandlerAutoConfiguration(properties);
    }
  
    /**
     * Init.
     */
    @Test
    void init() {
      assertThatNoException().isThrownBy(() -> target.init());
    }
  
    /**
     * Api exception handler.
     */
    @Test
    void apiExceptionHandler() {
      //noinspection unchecked
      ObjectProvider<ErrorAttributes> errorAttributes = mock(ObjectProvider.class);
      when(errorAttributes.getIfAvailable()).thenReturn(mock(ErrorAttributes.class));
  
      //noinspection unchecked
      ObjectProvider<WebProperties> webProperties = mock(ObjectProvider.class);
      when(webProperties.getIfAvailable(any())).thenReturn(new WebProperties());
  
      ApplicationContext applicationContext = mock(ApplicationContext.class);
      when(applicationContext.getClassLoader())
          .thenReturn(ApplicationContext.class.getClassLoader());
  
      //noinspection unchecked
      ObjectProvider<ServerCodecConfigurer> serverCodecConfigurer = mock(ObjectProvider.class);
      when(serverCodecConfigurer.getIfAvailable()).thenReturn(mock(ServerCodecConfigurer.class));
  
      //noinspection unchecked
      ObjectProvider<RestApiExceptionMapper> restApiExceptionMapper = mock(ObjectProvider.class);
      when(restApiExceptionMapper.getIfAvailable()).thenReturn(new RestApiExceptionMapperForWebFlux(
          new RestApiExceptionMapperBootProperties().toRestApiExceptionMapperProperties(),
          "test"
      ));
  
      ApiExceptionHandler actual = target.apiExceptionHandler(
          errorAttributes,
          webProperties,
          applicationContext,
          serverCodecConfigurer,
          restApiExceptionMapper);
  
      assertThat(actual)
          .isNotNull();
    }
 }