content: /*
   * Copyright 2013-2023 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 com.alibaba.cloud.circuitbreaker.sentinel;
  
  import java.util.Arrays;
  import java.util.Collections;
  
  import com.alibaba.csp.sentinel.slots.block.degrade.DegradeRuleManager;
  import org.junit.jupiter.api.Test;
  import reactor.core.publisher.Flux;
  import reactor.core.publisher.Mono;
  
  import org.springframework.cloud.client.circuitbreaker.ReactiveCircuitBreaker;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  /**
   * @author Eric Zhao
   */
  public class ReactiveSentinelCircuitBreakerTest {
  
  	@Test
  	public void testCreateWithNullRule() {
  		String id = "testCreateReactiveCbWithNullRule";
  		ReactiveSentinelCircuitBreaker cb = new ReactiveSentinelCircuitBreaker(id,
  				Collections.singletonList(null));
  		assertThat(Mono.just("foobar").transform(it -> cb.run(it)).block())
  				.isEqualTo("foobar");
  		assertThat(DegradeRuleManager.hasConfig(id)).isFalse();
  	}
  
  	@Test
  	public void runMono() {
  		ReactiveCircuitBreaker cb = new ReactiveSentinelCircuitBreakerFactory()
  				.create("foo");
  		assertThat(Mono.just("foobar").transform(it -> cb.run(it)).block())
  				.isEqualTo("foobar");
  	}
  
  	@Test
  	public void runMonoWithFallback() {
  		ReactiveCircuitBreaker cb = new ReactiveSentinelCircuitBreakerFactory()
  				.create("foo");
  		assertThat(Mono.error(new RuntimeException("boom"))
  				.transform(it -> cb.run(it, t -> Mono.just("fallback"))).block())
  						.isEqualTo("fallback");
  	}
  
  	@Test
  	public void runFlux() {
  		ReactiveCircuitBreaker cb = new ReactiveSentinelCircuitBreakerFactory()
  				.create("foo");
  		assertThat(Flux.just("foobar", "hello world").transform(it -> cb.run(it))
  				.collectList().block()).isEqualTo(Arrays.asList("foobar", "hello world"));
  	}
  
  	@Test
  	public void runFluxWithFallback() {
  		ReactiveCircuitBreaker cb = new ReactiveSentinelCircuitBreakerFactory()
  				.create("foo");
  		assertThat(Flux.error(new RuntimeException("boom"))
  				.transform(it -> cb.run(it, t -> Flux.just("fallback"))).collectList()
  				.block()).isEqualTo(Arrays.asList("fallback"));
  	}
  
  }
  