{"type":"doc","content":[{"type":"paragraph","content":[{"text":"Unit Tests are used to test the smallest units of code. They use only a subset of IM features and are focused on testing the code of classes, beans, routes, mappers, etc. The test is executed fast and provides immediate feedback. The core class of a unit test is ","type":"text"},{"text":"UnitTestSpecification","type":"text","marks":[{"type":"code"}]},{"text":". ","type":"text"}]},{"type":"extension","attrs":{"layout":"default","extensionType":"com.atlassian.confluence.macro.core","extensionKey":"toc","parameters":{"macroParams":{},"macroMetadata":{"macroId":{"value":"c77b92ff-a5b5-4cd5-9163-4711702a1d03"},"schemaVersion":{"value":"1"},"title":"Table of Contents"}},"localId":"c21b381f-7200-47fa-bde3-267028bd2ad2"}},{"type":"heading","attrs":{"level":2},"content":[{"text":"How to Test a Bean","type":"text"}]},{"type":"paragraph","content":[{"text":"In this particular scenario, our objective is to validate the correct initialization of a bean of the type list containing two values. We utilize ","type":"text"},{"text":"seedBean","type":"text","marks":[{"type":"code"}]},{"text":" to specify the required bean and ","type":"text"},{"text":"seedRoute","type":"text","marks":[{"type":"code"}]},{"text":" to define a route that incorporates this bean. During the test execution, we aim to invoke the route named ","type":"text"},{"text":"test-bean","type":"text","marks":[{"type":"code"}]},{"text":" and verify that the output body contains an array with ['foo', 'bar'].","type":"text"}]},{"type":"paragraph","content":[{"text":"To achieve this, we employ the Camel feature ","type":"text"},{"text":"AdviceWith.adviceWith","type":"text","marks":[{"type":"code"}]},{"text":", which replaces ","type":"text"},{"text":"","type":"text","marks":[{"type":"code"}]},{"text":" with ","type":"text"},{"text":"direct:start","type":"text","marks":[{"type":"code"}]},{"text":". This replacement enables us to call the route using ","type":"text"},{"text":"sendBody(\"direct:start\")","type":"text","marks":[{"type":"code"}]},{"text":". Through this test, we make sure that the bean is not only defined but also used correctly in the specified route.","type":"text"}]},{"type":"codeBlock","attrs":{"language":"groovy"},"content":[{"text":"class BeansTest extends UnitTestSpecification {\n\n @Autowired\n private CamelContext context\n\n def \"should test bean\"() {\n\n given:\n seedBean('''\n\n \n \n foo\n bar\n \n\n''')\n\n seedRoute('''\n \n\n \n \n \n \n \n\n ''')\n\n AdviceWith.adviceWith(context, \"test-bean\", a ->\n a.replaceFromWith(\"direct:start\")\n )\n\n when:\n Exchange exchange = sendBody(\"direct:start\", [])\n\n then:\n exchange.getIn().getBody() == \"[foo, bar]\"\n\n }\n\n}","type":"text"}]},{"type":"heading","attrs":{"level":2},"content":[{"text":"How to Test a Class","type":"text"}]},{"type":"paragraph","content":[{"text":"In this specific use case, we utilize ","type":"text"},{"text":"seedClass","type":"text","marks":[{"type":"code"}]},{"text":" to define an ","type":"text"},{"text":"ExampleProcess","type":"text","marks":[{"type":"code"}]},{"text":" class, which is employed by the route named ","type":"text"},{"text":"test-class","type":"text","marks":[{"type":"code"}]},{"text":" and sets the body to \"Changed body\". Through this test, our aim is to validate that the ","type":"text"},{"text":"ExampleProcess","type":"text","marks":[{"type":"code"}]},{"text":" class is accurately defined, added to the context as an ","type":"text"},{"text":"exampleProcess","type":"text","marks":[{"type":"code"}]},{"text":" bean, and that the ","type":"text"},{"text":"process","type":"text","marks":[{"type":"code"}]},{"text":" method functions as anticipated.","type":"text"}]},{"type":"codeBlock","attrs":{"language":"groovy"},"content":[{"text":"class ClassesTest extends UnitTestSpecification {\n\n @Autowired\n private CamelContext context\n\n def \"should test processor\"() {\n\n given:\n seedClass(\"package repo.classes\\n\" +\n \"\\n\" +\n \"import org.apache.camel.Exchange\\n\" +\n \"import org.apache.camel.Processor\\n\" +\n \"\\n\" +\n \"class ExampleProcessor implements Processor {\\n\" +\n \"\\n\" +\n \" @Override\\n\" +\n \" void process(Exchange exchange) throws Exception {\\n\" +\n \" exchange.getIn().setBody(\\\"Changed body\\\")\\n\" +\n \" }\\n\" +\n \"}\")\n\n seedRoute('''\n \n\n \n \n \n\n ''')\n\n AdviceWith.adviceWith(context, \"test-class\", a ->\n a.replaceFromWith(\"direct:start\")\n )\n\n when:\n Exchange exchange = sendBody(\"direct:start\", [])\n\n then:\n exchange.getIn().getBody() == \"Changed body\"\n\n }\n\n}","type":"text"}]},{"type":"heading","attrs":{"level":2},"content":[{"text":"How to Test a Mapper","type":"text"}]},{"type":"paragraph","content":[{"text":"In this particular use case, we employ ","type":"text"},{"text":"seedMapper","type":"text","marks":[{"type":"code"}]},{"text":" to define a test mapper utilized by the ","type":"text"},{"text":"test-mapper","type":"text","marks":[{"type":"code"}]},{"text":" route. This mapper converts [[\"test\":\"Jerry\", \"age\": \"42\"]] to [[\"convertedAge\": 42, \"attribute1\": \"Jerry\"]]. The objective of this test is to ensure the correct definition of the mapper, validate the application of ","type":"text"},{"text":"stringToInteger","type":"text","marks":[{"type":"code"}]},{"text":", and confirm the renaming of the attribute \"test\" to \"attribute1\".","type":"text"}]},{"type":"codeBlock","attrs":{"language":"groovy"},"content":[{"text":"class MapperTest extends UnitTestSpecification {\n\n @Autowired\n private CamelContext context\n\n def \"should test mapper\"() {\n\n given:\n seedMapper('''\n \n \n \n \n''')\n\n seedRoute('''\n \n\n \n \n \n\n ''')\n\n AdviceWith.adviceWith(context, \"test-mapper\", a ->\n a.replaceFromWith(\"direct:start\")\n )\n\n when:\n Exchange exchange = sendBody(\"direct:start\", [[\"test\":\"Jerry\", \"age\": \"42\"]])\n\n then:\n exchange.getIn().getBody() == [[\"convertedAge\": 42, \"attribute1\": \"Jerry\"]]\n\n }\n\n}","type":"text"}]},{"type":"paragraph"}],"version":1}

Browser not supported