core/camel-core/src/test/java/org/apache/camel/component/bean/BeanNoTypeConvertionPossibleWhenHeaderTest.java

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 * 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
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 * distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.camel.component.bean;

import org.w3c.dom.Document;

import org.apache.camel.CamelExecutionException;
import org.apache.camel.ContextTestSupport;
import org.apache.camel.NoTypeConversionAvailableException;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;

public class BeanNoTypeConvertionPossibleWhenHeaderTest extends ContextTestSupport {

    @Test
    public void testBeanHeaderNoTypeConvertionPossibleFail() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedMessageCount(0);

        // we send in a bar string as header which cannot be converted to a
        // number so it should fail
        CamelExecutionException e = assertThrows(CamelExecutionException.class,
                () -> template.requestBodyAndHeader("direct:start", "Hello World", "foo", 555),
                "Should have thrown an exception");

        ParameterBindingException pbe = assertIsInstanceOf(ParameterBindingException.class, e.getCause());
        assertEquals(1, pbe.getIndex());
        assertTrue(pbe.getMethod().getName().contains("hello"));
        assertEquals(555, pbe.getParameterValue());

        NoTypeConversionAvailableException ntae
                = assertIsInstanceOf(NoTypeConversionAvailableException.class, e.getCause().getCause());
        assertEquals(Integer.class, ntae.getFromType());
        assertEquals(Document.class, ntae.getToType());
        assertEquals(555, ntae.getValue());
        assertNotNull(ntae.getMessage());

        assertMockEndpointsSatisfied();
    }

    @Test
    public void testBeanHeaderNoTypeConvertionPossibleOK() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedBodiesReceived("Hello World");

        template.requestBodyAndHeader("direct:start", "Hello World", "foo", "<?xml version=\"1.0\"?><foo>bar</foo>");

        assertMockEndpointsSatisfied();
    }

    @Test
    public void testBeanHeaderNoTypeConvertionPossibleOKNullHeader() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedMessageCount(1);
        mock.expectedBodiesReceived("Hello World");
        mock.message(0).header("foo").isNull();

        template.requestBodyAndHeader("direct:start", "Hello World", "foo", null);

        assertMockEndpointsSatisfied();
    }

    @Test
    public void testBeanHeaderNoTypeConvertionPossibleOKNoHeader() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedMessageCount(1);
        mock.expectedBodiesReceived("Hello World");
        mock.message(0).header("foo").isNull();

        template.requestBody("direct:start", "Hello World");

        assertMockEndpointsSatisfied();
    }

    @Override
    protected RouteBuilder createRouteBuilder() {
        return new RouteBuilder() {
            @Override
            public void configure() {
                from("direct:start").bean(BeanWithHeaderAnnotation.class).to("mock:result");
            }
        };
    }
}