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BAEL-4672 added content for JMeter extract data to file tutorial

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This commit is contained in:
Liam Garvie 2021-02-13 11:38:55 +00:00
parent 89eb93a46c
commit 60a19ec9f4
5 changed files with 228 additions and 1 deletions
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11
jmeter/README.md
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@ -7,7 +7,7 @@ It contains the code of a simple API for some CRUD operations built using Spring
- Maven
- JDK 8
- MongoDB
- MongoDB (Note: for the Write Extracted Data to a File Using JMeter example MongoDB is not required)
### Running
@ -36,6 +36,14 @@ Or create a new one via a POST:
$ curl -X POST -H "Content-Type:application/json" -d '{ "firstName" : "Dassi", "lastName" : "Orleando", "phoneNumber": "+237 545454545", "email": "mymail@yahoo.fr" }' localhost:8080/students
```
### Available Test API
You can view the test response using curl:
```bash
$ curl localhost:8080/api/test
```
Now with default configurations it will be available at: [http://localhost:8080](http://localhost:8080)
Enjoy it :)
@ -44,3 +52,4 @@ Enjoy it :)
- [Intro to Performance Testing using JMeter](https://www.baeldung.com/jmeter)
- [Configure Jenkins to Run and Show JMeter Tests](https://www.baeldung.com/jenkins-and-jmeter)
- [Write Extracted Data to a File Using JMeter](https://www.baeldung.com/jmeter-file-extraction)

18
jmeter/src/main/java/com/baeldung/controller/TestController.java Normal file
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@ -0,0 +1,18 @@
package com.baeldung.controller;
import com.baeldung.model.Response;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import java.util.UUID;
import static java.lang.String.format;
@RestController
public class TestController {
@GetMapping("/api/test")
public Response test() {
return new Response(format("Test message... %s.", UUID.randomUUID()));
}
}

40
jmeter/src/main/java/com/baeldung/model/Response.java Normal file
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@ -0,0 +1,40 @@
package com.baeldung.model;
import java.time.Instant;
import java.util.UUID;
public class Response {
private Instant timestamp;
private UUID uuid;
private String message;
public Response(String message) {
this.timestamp = Instant.now();
this.uuid = UUID.randomUUID();
this.message = message;
}
public Instant getTimestamp() {
return timestamp;
}
public void setTimestamp(Instant timestamp) {
this.timestamp = timestamp;
}
public UUID getUuid() {
return uuid;
}
public void setUuid(UUID uuid) {
this.uuid = uuid;
}
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
}

124
jmeter/src/main/resources/FileExtractionExample.jmx Normal file
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@ -0,0 +1,124 @@
<?xml version="1.0" encoding="UTF-8"?>
<jmeterTestPlan version="1.2" properties="5.0" jmeter="5.4.1">
<hashTree>
<TestPlan guiclass="TestPlanGui" testclass="TestPlan" testname="Test Plan" enabled="true">
<stringProp name="TestPlan.comments">To run this test plan you must also be running the Spring application &quot;JmeterApplication&quot; That can be found in this directory</stringProp>
<boolProp name="TestPlan.functional_mode">false</boolProp>
<boolProp name="TestPlan.tearDown_on_shutdown">true</boolProp>
<boolProp name="TestPlan.serialize_threadgroups">false</boolProp>
<elementProp name="TestPlan.user_defined_variables" elementType="Arguments" guiclass="ArgumentsPanel" testclass="Arguments" testname="User Defined Variables" enabled="true">
<collectionProp name="Arguments.arguments"/>
</elementProp>
<stringProp name="TestPlan.user_define_classpath"></stringProp>
</TestPlan>
<hashTree>
<ThreadGroup guiclass="ThreadGroupGui" testclass="ThreadGroup" testname="Thread Group" enabled="true">
<stringProp name="ThreadGroup.on_sample_error">continue</stringProp>
<elementProp name="ThreadGroup.main_controller" elementType="LoopController" guiclass="LoopControlPanel" testclass="LoopController" testname="Loop Controller" enabled="true">
<boolProp name="LoopController.continue_forever">false</boolProp>
<stringProp name="LoopController.loops">1</stringProp>
</elementProp>
<stringProp name="ThreadGroup.num_threads">1</stringProp>
<stringProp name="ThreadGroup.ramp_time">1</stringProp>
<boolProp name="ThreadGroup.scheduler">false</boolProp>
<stringProp name="ThreadGroup.duration"></stringProp>
<stringProp name="ThreadGroup.delay"></stringProp>
<boolProp name="ThreadGroup.same_user_on_next_iteration">true</boolProp>
</ThreadGroup>
<hashTree>
<HTTPSamplerProxy guiclass="HttpTestSampleGui" testclass="HTTPSamplerProxy" testname="Call GET Test endpoint " enabled="true">
<elementProp name="HTTPsampler.Arguments" elementType="Arguments" guiclass="HTTPArgumentsPanel" testclass="Arguments" testname="User Defined Variables" enabled="true">
<collectionProp name="Arguments.arguments"/>
</elementProp>
<stringProp name="HTTPSampler.domain">localhost</stringProp>
<stringProp name="HTTPSampler.port">8080</stringProp>
<stringProp name="HTTPSampler.protocol">http</stringProp>
<stringProp name="HTTPSampler.contentEncoding"></stringProp>
<stringProp name="HTTPSampler.path">/api/test</stringProp>
<stringProp name="HTTPSampler.method">GET</stringProp>
<boolProp name="HTTPSampler.follow_redirects">true</boolProp>
<boolProp name="HTTPSampler.auto_redirects">false</boolProp>
<boolProp name="HTTPSampler.use_keepalive">true</boolProp>
<boolProp name="HTTPSampler.DO_MULTIPART_POST">false</boolProp>
<stringProp name="HTTPSampler.embedded_url_re"></stringProp>
<stringProp name="HTTPSampler.connect_timeout"></stringProp>
<stringProp name="HTTPSampler.response_timeout"></stringProp>
</HTTPSamplerProxy>
<hashTree>
<JSONPostProcessor guiclass="JSONPostProcessorGui" testclass="JSONPostProcessor" testname="JSON Extractor" enabled="true">
<stringProp name="JSONPostProcessor.referenceNames">message</stringProp>
<stringProp name="JSONPostProcessor.jsonPathExprs">$.message</stringProp>
<stringProp name="JSONPostProcessor.match_numbers">1</stringProp>
<boolProp name="JSONPostProcessor.compute_concat">true</boolProp>
<stringProp name="JSONPostProcessor.defaultValues">NOT_FOUND</stringProp>
</JSONPostProcessor>
<hashTree/>
<BeanShellPostProcessor guiclass="TestBeanGUI" testclass="BeanShellPostProcessor" testname="Response to file using BeanShell PostProcessor" enabled="true">
<stringProp name="filename"></stringProp>
<stringProp name="parameters"></stringProp>
<boolProp name="resetInterpreter">false</boolProp>
<stringProp name="script">FileWriter fWriter = new FileWriter(&quot;/Users/liamgarvie/Documents/result.txt&quot;, true);
BufferedWriter buff = new BufferedWriter(fWriter);
buff.write(&quot;Response Code : &quot; + ctx.getPreviousResult().getResponseCode());
buff.write(System.getProperty(&quot;line.separator&quot;));
buff.write(&quot;Response Headers : &quot; + ctx.getPreviousResult().getResponseHeaders());
buff.write(System.getProperty(&quot;line.separator&quot;));
buff.write(&quot;Response Body : &quot; + new String(ctx.getPreviousResult().getResponseData()));
buff.write(&quot;More complex extraction : &quot; + vars.get(&quot;message&quot;));
buff.close();
fWriter.close();</stringProp>
</BeanShellPostProcessor>
<hashTree/>
<ResultSaver guiclass="ResultSaverGui" testclass="ResultSaver" testname="Response to file using file write Listener" enabled="true">
<stringProp name="FileSaver.filename">response</stringProp>
<boolProp name="FileSaver.errorsonly">false</boolProp>
<boolProp name="FileSaver.successonly">false</boolProp>
<boolProp name="FileSaver.skipsuffix">false</boolProp>
<boolProp name="FileSaver.skipautonumber">false</boolProp>
</ResultSaver>
<hashTree/>
</hashTree>
<ResultCollector guiclass="ViewResultsFullVisualizer" testclass="ResultCollector" testname="View Results Tree" enabled="true">
<boolProp name="ResultCollector.error_logging">false</boolProp>
<objProp>
<name>saveConfig</name>
<value class="SampleSaveConfiguration">
<time>true</time>
<latency>true</latency>
<timestamp>true</timestamp>
<success>true</success>
<label>true</label>
<code>true</code>
<message>true</message>
<threadName>true</threadName>
<dataType>true</dataType>
<encoding>false</encoding>
<assertions>true</assertions>
<subresults>true</subresults>
<responseData>false</responseData>
<samplerData>false</samplerData>
<xml>false</xml>
<fieldNames>true</fieldNames>
<responseHeaders>false</responseHeaders>
<requestHeaders>false</requestHeaders>
<responseDataOnError>false</responseDataOnError>
<saveAssertionResultsFailureMessage>true</saveAssertionResultsFailureMessage>
<assertionsResultsToSave>0</assertionsResultsToSave>
<bytes>true</bytes>
<sentBytes>true</sentBytes>
<url>true</url>
<threadCounts>true</threadCounts>
<idleTime>true</idleTime>
<connectTime>true</connectTime>
</value>
</objProp>
<stringProp name="filename"></stringProp>
</ResultCollector>
<hashTree/>
</hashTree>
</hashTree>
</hashTree>
</jmeterTestPlan>

36
jmeter/src/test/java/com/baeldung/JmeterIntegrationTest.java Normal file
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@ -0,0 +1,36 @@
package com.baeldung;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.mock.web.MockHttpServletResponse;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import org.springframework.web.context.WebApplicationContext;
import static org.assertj.core.api.Assertions.assertThat;
import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
@SpringBootTest
class JmeterIntegrationTest {
MockMvc mvc;
public JmeterIntegrationTest(WebApplicationContext wac) {
this.mvc = MockMvcBuilders.webAppContextSetup(wac).build();
}
@Test
void whenCallingTestController_thenWeShouldRecieveRandomizedResponse() throws Exception {
MockHttpServletResponse response = mvc.perform(get("/api/test"))
.andDo(print())
.andExpect(status().isOk())
.andReturn()
.getResponse();
assertThat(response.getContentAsString())
.contains("Test message...");
}
}