一步一步的JBehave设置教程非常简单?

 Fier田野莎莎 发布于 2023-02-08 16:08

虽然我已经阅读过许多关于如何使用JBehave的文章,但是我无法让它工作.这是我到目前为止所经历的步骤:

    创建了新的Java项目

    下载了JBehave JAR文件版本3.6.8并将其添加到我的构建路径库中

    com.wmi.tutorials.bdd.stack.specs在我的工作区中创建了一个在test source文件夹下调用的包

    将JBehave JAR文件添加到我的构建路径库配置中

    在上述包中创建了一个JBehave故事(StackBehaviourStories.story)

    在上面提到的包(StackBehaviourStory.java)中创建了一个Java类

    在上面提到的包(StackBehaviourSteps.java)中创建了一个Java类

    在我的Java类中导入Given,Named,Then,When annotations

    在我的JBehave故事文件中写了两个不同的场景

仍然,我无法让它工作/运行!=(

故事档案:

Narrative:
In order to learn to with JBehave using Eclipse
As a junior Java developer though senior in .Net and in BDD
I want to define the behaviour of a custom stack

Scenario: I push an item onto the stack
Given I have an empty stack
When  I push an item 'orange'
Then  I should count 1

Scenario: I pop from the stack
Given I have an empty stack
When  I push an item 'apple'
And   I pop the stack
Then  I should count 0

故事课

package com.wmi.tutorials.bdd.stack.specs

import org.jbehave.core.configuration.MostUsefulConfiguration;
import org.jbehave.core.junit.JUnitStory;

public class StackBehaviourStory extends JUnitStory {
    @Override 
    public Configuration configuration() { return new MostUsefulConfiguration(); }

    @Override
    public InjectableStepsFactory stepsFactory() {
        return new InstanceStepsFactory(configuration()
                                      , new StackBehaviourSteps());   
    }
}

步骤类

package com.wmi.tutorials.bdd.stack.specs

import org.jbehave.core.annotations.Given;
import org.jbehave.core.annotations.Named;
import org.jbehave.core.annotations.Then;
import org.jbehave.core.annotations.When;
import org.jbehave.core.junit.Assert;

public class StackBehaviourSteps {
    @Given("I have an empty stack")
    public void givenIHaveAnEmptyStack() { stack = new CustomStack(); }

    @When("I push an item $item")
    public void whenIPushAnItem(@Named("item") String item) { stack.push(item); }

    @Then("I should count $expected")
    public void thenIShouldCount(@Named("expected") int expected) {
        int actual = stack.count();
        if (actual != expected) 
            throw new RuntimeException("expected:"+expected+";actual:"+actual);
    }
}

我目前正在使用Eclipse Kepler(4.3)JEE以及使用JUnit,Google App Engine所需的一切,是的,在Eclipse JBehave安装教程之后正确安装了JBehave.

我无法让它发挥作用.那么如何使用Eclipse,JBehave和JUnit使其正常工作?

1 个回答
  • 我知道我在这里参加派对已经很晚了,但是我发帖是因为这是我希望我一周以前的信息,因为它会给我带来很多痛苦.我非常关注BDD的想法,但不幸的是,发现JBehave的文档有点像噩梦,特别是在涉及到Maven集成时.此外,我在他们的网站和其他地方发现的很多代码都不起作用.通过反复试验和许多教程,我能够拼凑出以下内容.它在Maven和Eclipse中运行,有一个将故事映射到步骤文件的绑定类,并且能够找到位于src/test/resources中的故事文件.

    这是一个工作的pom文件:

    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
      xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
      <modelVersion>4.0.0</modelVersion>
    
      <groupId>com.projectvalis.st1</groupId>
      <artifactId>st1</artifactId>
      <version>1.0-SNAPSHOT</version>
      <packaging>jar</packaging>
    
      <name>st1</name>
      <url>http://maven.apache.org</url>
    
      <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
      </properties>
    
      <build>
        <pluginManagement>
          <plugins>
    
            <plugin>
          <artifactId>maven-compiler-plugin</artifactId>
            <version>2.3.2</version>
            <configuration>
              <source>1.8</source>
              <target>1.8</target>
            <compilerArgument></compilerArgument>
              </configuration>
            </plugin>
    
           <plugin>  
             <groupId>org.apache.maven.plugins</groupId>  
             <artifactId>maven-failsafe-plugin</artifactId>  
             <version>${failsafe.and.surefire.version}</version>  
             <executions>  
               <execution>  
                 <id>integration-test</id>  
                 <goals>  
                   <goal>integration-test</goal>  
                   <goal>verify</goal>  
                 </goals>  
               </execution>  
             </executions>  
             <configuration>  
               <includes>  
                 <include>**/*Test.java</include>  
               </includes>  
             </configuration>  
           </plugin>
    
           <plugin>
            <groupId>org.jbehave</groupId>
            <artifactId>jbehave-maven-plugin</artifactId>
            <version>4.0.2</version>
                <executions>  
                    <execution>  
                        <id>run-stories-as-embeddables</id>  
                        <phase>integration-test</phase>  
                        <configuration>  
    
                        <includes>  
                            <include>**/*Test.java</include>  
                        </includes>  
                        <ignoreFailureInStories>false</ignoreFailureInStories>  
                        <ignoreFailureInView>false</ignoreFailureInView>  
    
                            <systemProperties>
                                <property>
                                    <name>java.awt.headless</name>
                                    <value>true</value>
                                </property>
                            </systemProperties>
    
    
                        </configuration>  
                        <goals>  
                        <goal>run-stories-as-embeddables</goal>  
                        </goals>  
                </execution>  
                 </executions>
           </plugin>
    
          </plugins>
        </pluginManagement>
      </build>
    
    
      <dependencies>
    
        <dependency>
          <groupId>junit</groupId>
          <artifactId>junit</artifactId>
          <version>4.12</version>
          <scope>test</scope>
        </dependency>
    
        <dependency>
          <groupId>org.slf4j</groupId>
          <artifactId>slf4j-api</artifactId>
          <version>1.7.7</version>
        </dependency>
    
        <dependency>
          <groupId>ch.qos.logback</groupId>
          <artifactId>logback-classic</artifactId>
          <version>1.0.1</version>
        </dependency>
    
        <dependency>
          <groupId>ch.qos.logback</groupId>
          <artifactId>logback-core</artifactId>
          <version>1.0.1</version>
        </dependency>
    
        <dependency>
            <groupId>org.apache.commons</groupId>
            <artifactId>commons-lang3</artifactId>
            <version>3.4</version>
        </dependency>
    
        <dependency>
            <groupId>org.jbehave</groupId>
            <artifactId>jbehave-core</artifactId>
            <version>4.0.2</version>
        </dependency>
    
      </dependencies>
    </project>
    

    这是一个示例故事文件

    Narrative:
    In order to work with files to compress
    As a guy who wants to win a bet with cameron
    I want to ensure files are ingested and processed in the manner in which the
    methods in the ingest class purport to process them. 
    
    Scenario:  Simple test to give JBehave a test drive
    Given a file, a.log
    When the caller loads the file as a byte array
    Then the byte array that is returned contains the correct number of bytes.
    

    这是一个示例步骤文件

    package com.projectvalis.compUtils.tests.ingest;
    
    import java.io.File;
    
    import org.jbehave.core.annotations.Given;
    import org.jbehave.core.annotations.Named;
    import org.jbehave.core.annotations.Then;
    import org.jbehave.core.annotations.When;
    import org.jbehave.core.steps.Steps;
    import org.junit.Assert;
    
    import com.projectvalis.compUtils.util.fileIO.Ingest;
    
    
        /**
         * BDD tests for the ingest class
         * @author funktapuss
         *
         */
        public class LoadByteSteps extends Steps {
    
            private String fNameS;
            private byte[] byteARR;
    
            @Given("a file, $filename")
            public void setFileName(@Named("filename") String filename) {
                File file = new File(getClass().getResource("/" + filename).getFile());
                fNameS = file.getPath();
            }
    
            @When("the caller loads the file as a byte array")
            public void loadFile() {
                byteARR = Ingest.loadFile(fNameS);
            }
    
            @Then("the byte array that is returned contains the "
                    + "correct number of bytes.") 
            public void checkArrSize() {
                File file = new File(fNameS);
                Assert.assertTrue(
                        "loading error - "
                        + "the file and the resultant byte array are different sizes!", 
                        (long)byteARR.length == file.length());
            }
    
    
        }
    

    这是通用的跑步者

    package com.projectvalis.compUtils.tests.runner;
    
    
    import java.util.ArrayList;
    import java.util.Arrays;
    import java.util.List;
    
    import org.jbehave.core.configuration.Configuration;
    import org.jbehave.core.configuration.MostUsefulConfiguration;
    import org.jbehave.core.io.CodeLocations;
    import org.jbehave.core.io.LoadFromClasspath;
    import org.jbehave.core.io.StoryFinder;
    import org.jbehave.core.junit.JUnitStories;
    import org.jbehave.core.reporters.Format;
    import org.jbehave.core.reporters.StoryReporterBuilder;
    import org.jbehave.core.steps.InjectableStepsFactory;
    import org.jbehave.core.steps.InstanceStepsFactory;
    import org.jbehave.core.steps.Steps;
    
    import com.projectvalis.compUtils.tests.ingest.LoadByteSteps;
    
    
    
    /**
     * generic binder for all JBehave tests. Binds all the story files to the 
     * step files. works for both Eclipse and Maven command line build.  
     * @author funktapuss
     *
     */
    public class JBehaveRunner_Test extends JUnitStories {
    
        @Override 
        public Configuration configuration() { 
            return new MostUsefulConfiguration()            
                    .useStoryLoader(
                            new LoadFromClasspath(this.getClass().getClassLoader()))
                    .useStoryReporterBuilder(
                            new StoryReporterBuilder()
                                .withDefaultFormats()
                                .withFormats(Format.HTML, Format.CONSOLE)
                                .withRelativeDirectory("jbehave-report")
                    );
        }
    
        @Override
        public InjectableStepsFactory stepsFactory() {
            ArrayList<Steps> stepFileList = new ArrayList<Steps>();
            stepFileList.add(new LoadByteSteps());
    
            return new InstanceStepsFactory(configuration(), stepFileList);       
        }
    
        @Override
        protected List<String> storyPaths() {
           return new StoryFinder().
                   findPaths(CodeLocations.codeLocationFromClass(
                           this.getClass()), 
                           Arrays.asList("**/*.story"), 
                           Arrays.asList(""));
    
        }
    
    }
    

    跑步者住在src/test/java//tests.runner中.摄取测试位于src/test/java / /tests.ingest中.故事文件存在于src/test/resources/stories中.

    据我所知,JBehave有很多选择,所以这当然不是唯一的做法.将此视为一个模板,可以让您快速启动并运行.

    完整源代码在github上.

    2023-02-08 16:12 回答
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