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.jslt;
  
  import java.util.Collection;
  import java.util.Collections;
  
  import com.schibsted.spt.data.jslt.Function;
  import com.schibsted.spt.data.jslt.FunctionUtils;
  import org.apache.camel.CamelContext;
  import org.apache.camel.builder.RouteBuilder;
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.camel.test.junit5.CamelTestSupport;
  import org.junit.jupiter.api.Test;
  
  /**
   * Unit test using user defined functions
   */
  public class JsltFunctionsTest extends CamelTestSupport {
  
      @Override
      protected CamelContext createCamelContext() throws Exception {
          CamelContext context = super.createCamelContext();
  
          context.getPropertiesComponent().setLocation("ref:prop");
  
          context.getComponent("jslt", JsltComponent.class).setFunctions(createFunctions());
  
          return context;
      }
  
      private Collection<Function> createFunctions() throws ClassNotFoundException {
          return Collections.singleton(
                  FunctionUtils.wrapStaticMethod("power", "java.lang.Math", "pow"));
      }
  
      @Test
      public void testSimpleFunction() throws Exception {
          getMockEndpoint("mock:result").expectedMinimumMessageCount(1);
          getMockEndpoint("mock:result").expectedBodiesReceived("1024.0");
  
          sendBody("direct://start", "{}", Collections.singletonMap(JsltConstants.HEADER_JSLT_STRING, "power(2, 10)"));
  
          MockEndpoint.assertIsSatisfied(context);
      }
  
      @Override
      protected RouteBuilder createRouteBuilder() {
          return new RouteBuilder() {
              public void configure() {
                  JsltComponent js = context.getComponent("jslt", JsltComponent.class);
                  js.setAllowTemplateFromHeader(true);
  
                  from("direct://start")
                          .to("jslt:dummy")
                          .to("mock:result");
              }
          };
      }
  
  }
  