content: /*
   * 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.apache.camel.component.validator;
  
  import java.util.concurrent.CountDownLatch;
  import java.util.concurrent.ExecutorService;
  import java.util.concurrent.Executors;
  import java.util.concurrent.TimeUnit;
  
  import org.apache.camel.CamelContext;
  import org.apache.camel.Exchange;
  import org.apache.camel.ExchangePattern;
  import org.apache.camel.ProducerTemplate;
  import org.apache.camel.ValidationException;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.spring.boot.CamelAutoConfiguration;
  import org.apache.camel.support.processor.validation.NoXmlHeaderValidationException;
  import org.apache.camel.test.spring.junit5.CamelSpringBootTest;
  
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.boot.test.context.SpringBootTest;
  import org.springframework.context.annotation.Bean;
  import org.springframework.test.annotation.DirtiesContext;
  
  @DirtiesContext
  @CamelSpringBootTest
  @SpringBootTest(classes = { CamelAutoConfiguration.class, ValidatorRouteTest.class })
  public class ValidatorRouteTest extends ContextTestSupport {
  
      @Autowired
      private ProducerTemplate template;
  
      @Autowired
      private CamelContext context;
  
      @Test
      public void testValidMessage() throws Exception {
          validEndpoint.expectedMessageCount(1);
          finallyEndpoint.expectedMessageCount(1);
  
          template.sendBody("direct:start",
                  "<mail xmlns='http://foo.com/bar'><subject>Hey</subject><body>Hello world!</body></mail>");
  
          MockEndpoint.assertIsSatisfied(validEndpoint, invalidEndpoint, finallyEndpoint);
      }
  
      @Test
      public void testValidMessageInHeader() throws Exception {
          validEndpoint.expectedMessageCount(1);
          finallyEndpoint.expectedMessageCount(1);
  
          template.sendBodyAndHeader("direct:startHeaders", null, "headerToValidate",
                  "<mail xmlns='http://foo.com/bar'><subject>Hey</subject><body>Hello world!</body></mail>");
  
          MockEndpoint.assertIsSatisfied(validEndpoint, invalidEndpoint, finallyEndpoint);
      }
  
      @Test
      public void testInvalidMessage() throws Exception {
          invalidEndpoint.expectedMessageCount(1);
          finallyEndpoint.expectedMessageCount(1);
  
          template.sendBody("direct:start", "<mail xmlns='http://foo.com/bar'><body>Hello world!</body></mail>");
  
          MockEndpoint.assertIsSatisfied(validEndpoint, invalidEndpoint, finallyEndpoint);
      }
  
      @Test
      public void testInvalidMessageInHeader() throws Exception {
          invalidEndpoint.expectedMessageCount(1);
          finallyEndpoint.expectedMessageCount(1);
  
          template.sendBodyAndHeader("direct:startHeaders", null, "headerToValidate",
                  "<mail xmlns='http://foo.com/bar'><body>Hello world!</body></mail>");
  
          MockEndpoint.assertIsSatisfied(validEndpoint, invalidEndpoint, finallyEndpoint);
      }
  
      @Test
      public void testNullHeaderNoFail() throws Exception {
          validEndpoint.expectedMessageCount(1);
  
          template.sendBodyAndHeader("direct:startNullHeaderNoFail", null, "headerToValidate", null);
  
          MockEndpoint.assertIsSatisfied(validEndpoint);
      }
  
      @Test
      public void testNullHeader() throws Exception {
          validEndpoint.setExpectedMessageCount(0);
  
          Exchange in = context.getEndpoint("direct:startNoHeaderException").createExchange(ExchangePattern.InOut);
  
          in.getIn().setBody(null);
          in.getIn().setHeader("headerToValidate", null);
  
          Exchange out = template.send("direct:startNoHeaderException", in);
  
          MockEndpoint.assertIsSatisfied(validEndpoint, invalidEndpoint, finallyEndpoint);
  
          Exception exception = out.getException();
          assertTrue(out.isFailed(), "Should be failed");
          boolean b = exception instanceof NoXmlHeaderValidationException;
          assertTrue(b, "Exception should be correct type");
          assertTrue(exception.getMessage().contains("headerToValidate"), "Exception should mention missing header");
      }
  
      @Test
      public void testInvalideBytesMessage() throws Exception {
          invalidEndpoint.expectedMessageCount(1);
          finallyEndpoint.expectedMessageCount(1);
  
          template.sendBody("direct:start",
                  "<mail xmlns='http://foo.com/bar'><body>Hello world!</body></mail>".getBytes());
  
          MockEndpoint.assertIsSatisfied(validEndpoint, invalidEndpoint, finallyEndpoint);
      }
  
      @Test
      public void testInvalidBytesMessageInHeader() throws Exception {
          invalidEndpoint.expectedMessageCount(1);
          finallyEndpoint.expectedMessageCount(1);
  
          template.sendBodyAndHeader("direct:startHeaders", null, "headerToValidate",
                  "<mail xmlns='http://foo.com/bar'><body>Hello world!</body></mail>".getBytes());
  
          MockEndpoint.assertIsSatisfied(validEndpoint, invalidEndpoint, finallyEndpoint);
      }
  
      @Test
      public void testUseNotASharedSchema() throws Exception {
          validEndpoint.expectedMessageCount(1);
  
          template.sendBody("direct:useNotASharedSchema",
                  "<mail xmlns='http://foo.com/bar'><subject>Hey</subject><body>Hello world!</body></mail>");
  
          MockEndpoint.assertIsSatisfied(validEndpoint, invalidEndpoint, finallyEndpoint);
      }
  
      @Test
      public void testConcurrentUseNotASharedSchema() throws Exception {
          validEndpoint.expectedMessageCount(10);
          // latch for the 10 exchanges we expect
          final CountDownLatch latch = new CountDownLatch(10);
          // setup a task executor to be able send the messages in parallel
          ExecutorService executor = Executors.newCachedThreadPool();
          for (int i = 0; i < 10; i++) {
              executor.execute(new Runnable() {
                  public void run() {
                      template.requestBody("direct:useNotASharedSchema",
                              "<mail xmlns='http://foo.com/bar'><subject>Hey</subject><body>Hello world!</body></mail>");
                      latch.countDown();
                  }
              });
          }
  
          try {
              // wait for test completion, timeout after 30 sec to let other unit
              // test run to not wait forever
              assertTrue(latch.await(30000L, TimeUnit.MILLISECONDS));
              assertEquals(0, latch.getCount(), "Latch should be zero");
          } finally {
              executor.shutdown();
          }
          MockEndpoint.assertIsSatisfied(validEndpoint, invalidEndpoint, finallyEndpoint);
      }
  
      @BeforeEach
      public void setUp() throws Exception {
          validEndpoint = context.getEndpoint("mock:valid", MockEndpoint.class);
          invalidEndpoint = context.getEndpoint("mock:invalid", MockEndpoint.class);
          finallyEndpoint = context.getEndpoint("mock:finally", MockEndpoint.class);
      }
  
      @AfterEach
      public void reset() {
          validEndpoint.reset();
          invalidEndpoint.reset();
          finallyEndpoint.reset();
      }
  
      @Bean
      protected RouteBuilder createRouteBuilder() throws Exception {
          return new RouteBuilder() {
              @Override
              public void configure() throws Exception {
                  from("direct:start").doTry().to("validator:org/apache/camel/component/validator/schema.xsd")
                          .to("mock:valid").doCatch(ValidationException.class).to("mock:invalid").doFinally()
                          .to("mock:finally").end();
  
                  from("direct:startHeaders").doTry()
                          .to("validator:org/apache/camel/component/validator/schema.xsd?headerName=headerToValidate")
                          .to("mock:valid").doCatch(ValidationException.class).to("mock:invalid").doFinally()
                          .to("mock:finally").end();
  
                  from("direct:startNoHeaderException")
                          .to("validator:org/apache/camel/component/validator/schema.xsd?headerName=headerToValidate")
                          .to("mock:valid");
  
                  from("direct:startNullHeaderNoFail").to(
                          "validator:org/apache/camel/component/validator/schema.xsd?headerName=headerToValidate&failOnNullHeader=false")
                          .to("mock:valid");
  
                  from("direct:useNotASharedSchema")
                          .to("validator:org/apache/camel/component/validator/schema.xsd?useSharedSchema=false")
                          .to("mock:valid");
              }
          };
      }
  
  }
  