content: /*
   * Copyright 1999-2020 Alibaba Group Holding Ltd.
   *
   * 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.csp.sentinel.adapter.quarkus.annotation.deployment;
  
  import com.alibaba.csp.sentinel.node.ClusterNode;
  import com.alibaba.csp.sentinel.slots.block.flow.FlowRule;
  import com.alibaba.csp.sentinel.slots.block.flow.FlowRuleManager;
  import com.alibaba.csp.sentinel.slots.clusterbuilder.ClusterBuilderSlot;
  import com.alibaba.csp.sentinel.util.MethodUtil;
  import io.quarkus.arc.ArcUndeclaredThrowableException;
  import io.quarkus.test.QuarkusUnitTest;
  import org.jboss.shrinkwrap.api.ShrinkWrap;
  import org.jboss.shrinkwrap.api.spec.JavaArchive;
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.Assertions;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.RegisterExtension;
  
  import javax.inject.Inject;
  import java.util.ArrayList;
  import java.util.Collections;
  
  import static org.assertj.core.api.Assertions.assertThat;
  import static org.assertj.core.api.Assertions.fail;
  import static org.junit.jupiter.api.Assertions.assertThrows;
  
  /**
   * @author sea
   */
  public class SentinelAnnotationQuarkusAdapterTest {
  
      @RegisterExtension
      static final QuarkusUnitTest TEST = new QuarkusUnitTest()
              .setArchiveProducer(() -> ShrinkWrap
                      .create(JavaArchive.class)
                      .addClasses(FooService.class, FooUtil.class)
                      .addPackage("com.alibaba.csp.sentinel.annotation.cdi.interceptor")
              );
  
      @Inject
      FooService fooService;
  
      @BeforeEach
      public void setUp() throws Exception {
          FlowRuleManager.loadRules(new ArrayList<FlowRule>());
          ClusterBuilderSlot.resetClusterNodes();
      }
  
      @AfterEach
      public void tearDown() throws Exception {
          FlowRuleManager.loadRules(new ArrayList<FlowRule>());
          ClusterBuilderSlot.resetClusterNodes();
      }
  
      @Test
      public void testForeignBlockHandlerClass() throws Exception {
          assertThat(fooService.random()).isNotEqualTo(FooUtil.BLOCK_FLAG);
          String resourceName = MethodUtil.resolveMethodName(FooService.class.getDeclaredMethod("random"));
          ClusterNode cn = ClusterBuilderSlot.getClusterNode(resourceName);
          assertThat(cn).isNotNull();
          assertThat(cn.passQps()).isPositive();
  
          FlowRuleManager.loadRules(Collections.singletonList(
                  new FlowRule(resourceName).setCount(0)
          ));
          assertThat(fooService.random()).isEqualTo(FooUtil.BLOCK_FLAG);
          assertThat(cn.blockQps()).isPositive();
      }
  
      @Test
      public void testBlockHandlerNotFound() {
          assertThat(fooService.baz("Sentinel")).isEqualTo("cheers, Sentinel");
          String resourceName = "apiBaz";
          ClusterNode cn = ClusterBuilderSlot.getClusterNode(resourceName);
          assertThat(cn).isNotNull();
          assertThat(cn.passQps()).isPositive();
  
          FlowRuleManager.loadRules(Collections.singletonList(
                  new FlowRule(resourceName).setCount(0)
          ));
  
          assertThrows(ArcUndeclaredThrowableException.class, () -> {
              fooService.baz("Sentinel");
          });
      }
  
      @Test
      public void testAnnotationExceptionsToIgnore() {
          assertThat(fooService.baz("Sentinel")).isEqualTo("cheers, Sentinel");
          String resourceName = "apiBaz";
          ClusterNode cn = ClusterBuilderSlot.getClusterNode(resourceName);
          assertThat(cn).isNotNull();
          assertThat(cn.passQps()).isPositive();
          assertThrows(IllegalMonitorStateException.class, () -> {
              fooService.baz("fail");
          });
          assertThat(cn.exceptionQps()).isZero();
      }
  
      @Test
      public void testFallbackWithNoParams() throws Exception {
          assertThat(fooService.fooWithFallback(1)).isEqualTo("Hello for 1");
          String resourceName = "apiFooWithFallback";
          ClusterNode cn = ClusterBuilderSlot.getClusterNode(resourceName);
          assertThat(cn).isNotNull();
          assertThat(cn.passQps()).isPositive();
  
          // Fallback should be ignored for this.
          try {
              fooService.fooWithFallback(5758);
              fail("should not reach here");
          } catch (IllegalAccessException e) {
              assertThat(cn.exceptionQps()).isZero();
          }
  
          // Fallback should take effect.
          assertThat(fooService.fooWithFallback(5763)).isEqualTo("eee...");
          assertThat(cn.exceptionQps()).isPositive();
          assertThat(cn.blockQps()).isZero();
  
          FlowRuleManager.loadRules(Collections.singletonList(
                  new FlowRule(resourceName).setCount(0)
          ));
          // Fallback should not take effect for BlockException, as blockHandler is configured.
          assertThat(fooService.fooWithFallback(2221)).isEqualTo("Oops, 2221");
          assertThat(cn.blockQps()).isPositive();
      }
  
      @Test
      public void testDefaultFallbackWithSingleParam() {
          assertThat(fooService.anotherFoo(1)).isEqualTo("Hello for 1");
          String resourceName = "apiAnotherFooWithDefaultFallback";
          ClusterNode cn = ClusterBuilderSlot.getClusterNode(resourceName);
          assertThat(cn).isNotNull();
          assertThat(cn.passQps()).isPositive();
  
          // Default fallback should take effect.
          assertThat(fooService.anotherFoo(5758)).isEqualTo(FooUtil.FALLBACK_DEFAULT_RESULT);
          assertThat(cn.exceptionQps()).isPositive();
          assertThat(cn.blockQps()).isZero();
  
          FlowRuleManager.loadRules(Collections.singletonList(
                  new FlowRule(resourceName).setCount(0)
          ));
          // Default fallback should also take effect for BlockException.
          assertThat(fooService.anotherFoo(5758)).isEqualTo(FooUtil.FALLBACK_DEFAULT_RESULT);
          assertThat(cn.blockQps()).isPositive();
      }
  
      @Test
      public void testNormalBlockHandlerAndFallback() throws Exception {
          assertThat(fooService.foo(1)).isEqualTo("Hello for 1");
          String resourceName = "apiFoo";
          ClusterNode cn = ClusterBuilderSlot.getClusterNode(resourceName);
          assertThat(cn).isNotNull();
          assertThat(cn.passQps()).isPositive();
  
          // Test for biz exception.
          try {
              fooService.foo(5758);
              fail("should not reach here");
          } catch (Exception ex) {
              // Should not be traced.
              assertThat(cn.exceptionQps()).isZero();
          }
  
          try {
              fooService.foo(5763);
              fail("should not reach here");
          } catch (Exception ex) {
              assertThat(cn.exceptionQps()).isPositive();
          }
  
          // Test for blockHandler
          FlowRuleManager.loadRules(Collections.singletonList(
                  new FlowRule(resourceName).setCount(0)
          ));
          assertThat(fooService.foo(1121)).isEqualTo("Oops, 1121");
          assertThat(cn.blockQps()).isPositive();
      }
  }
  