Java JMockit on";“主要”;代码-不仅在测试中
有人能告诉我在生产代码中使用JMockit是可能的吗?当我在测试下运行代码时,它工作,但当我从“main”尝试相同的代码时,我会收到关于错误初始化的消息: JMockit 1.41版:Java JMockit on";“主要”;代码-不仅在测试中,java,jmockit,Java,Jmockit,有人能告诉我在生产代码中使用JMockit是可能的吗?当我在测试下运行代码时,它工作,但当我从“main”尝试相同的代码时,我会收到关于错误初始化的消息: JMockit 1.41版: Exception in thread "main" java.lang.ExceptionInInitializerError at pac1.main.main(main.java:17) Caused by: java.lang.IllegalStateException: JMockit didn
Exception in thread "main" java.lang.ExceptionInInitializerError
at pac1.main.main(main.java:17)
Caused by: java.lang.IllegalStateException: JMockit didn't get initialized; please check jmockit.jar precedes junit.jar in the classpath
at mockit.internal.startup.Startup.verifyInitialization(Startup.java:117)
at mockit.MockUp.<clinit>(MockUp.java:56)
... 1 more
线程“main”java.lang.ExceptionInInitializeError中的异常
位于pac1.main.main(main.java:17)
原因:java.lang.IllegalStateException:JMockit未初始化;请检查类路径中junit.jar前面的jmockit.jar
在mockit.internal.startup.startup.verifyInitialization(startup.java:117)中
在mockit.MockUp。(MockUp.java:56)
... 还有一个
JMockit 1.42及更高版本-需要使用“-javaagent”JVM初始化参数:
Exception in thread "main" java.lang.ExceptionInInitializerError
at pac1.main.main(main.java:17)
Caused by: java.lang.IllegalStateException: JMockit didn't get initialized; please check the -javaagent JVM initialization parameter was used
at mockit.internal.startup.Startup.verifyInitialization(Startup.java:91)
at mockit.MockUp.<clinit>(MockUp.java:56)
... 1 more
线程“main”java.lang.ExceptionInInitializeError中的异常
位于pac1.main.main(main.java:17)
原因:java.lang.IllegalStateException:JMockit未初始化;请检查是否使用了-javaagent JVM初始化参数
在mockit.internal.startup.startup.verifyInitialization(startup.java:91)中
在mockit.MockUp。(MockUp.java:56)
... 还有一个
这是工作测试代码:
package pac1;
import java.time.Clock;
import java.time.Instant;
import java.time.LocalDate;
import java.time.ZoneId;
import mockit.Mock;
import mockit.MockUp;
import org.junit.Test;
public class TestClass {
@Test
public void givenLocalDateTimeMock_whenNow_thenGetFixedLocalDateTime() {
Clock clock = Clock.fixed(Instant.parse("2014-12-22T10:15:30.00Z"), ZoneId.of("UTC"));
new MockUp<LocalDate>() {
@Mock
public LocalDate now() {
return LocalDate.now(clock);
}
};
System.out.println(LocalDate.now());
ClasInvokingSomeClass test = new ClasInvokingSomeClass();
test.runApp2();
}
}
pac1包;
导入java.time.Clock;
导入java.time.Instant;
导入java.time.LocalDate;
导入java.time.ZoneId;
导入mockit.Mock;
导入mockit.MockUp;
导入org.junit.Test;
公共类TestClass{
@试验
public void givenLocalDateTimeMock\u whenNow\u thenGetFixedLocalDateTime()时{
时钟=时钟固定(即时解析(“2014-12-22T10:15:30.00Z”)、区域ID(“UTC”);
新模型(){
@嘲弄
公共localdatenow(){
返回LocalDate.now(时钟);
}
};
System.out.println(LocalDate.now());
ClasInvokingSomeClass测试=新ClasInvokingSomeClass();
test.runApp2();
}
}
这是无效的“生产”代码:
pac1包;
导入java.time.Clock;
导入java.time.Instant;
导入java.time.LocalDate;
导入java.time.ZoneId;
导入mockit.Mock;
导入mockit.MockUp;
公共班机{
公共静态void main(字符串[]args){
时钟=时钟固定(即时解析(“2014-12-22T10:15:30.00Z”)、区域ID(“UTC”);
新模型(){
@嘲弄
公共localdatenow(){
返回LocalDate.now(时钟);
}
};
System.out.println(LocalDate.now());
ClasInvokingSomeClass测试=新ClasInvokingSomeClass();
test.runApp2();
}
}
和pom文件:
<?xml version="1.0" encoding="UTF-8"?>
<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.test</groupId>
<artifactId>test1</artifactId>
<version>1.0-SNAPSHOT</version>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>8</source>
<target>8</target>
</configuration>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.22.2</version>
<configuration>
<argLine>
-javaagent:"${settings.localRepository}"/org/jmockit/jmockit/1.49/jmockit-1.49.jar
</argLine>
</configuration>
</plugin>
</plugins>
</build>
<!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-dependencies -->
<dependencies>
<dependency>
<groupId>org.jmockit</groupId>
<artifactId>jmockit</artifactId>
<version>1.42</version>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-all</artifactId>
<version>1.10.19</version>
</dependency>
<!-- https://mvnrepository.com/artifact/junit/junit -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>3.0.5.RELEASE</version>
</dependency>
</dependencies>
</project>
4.0.0
com.test
测试1
1.0-快照
org.apache.maven.plugins
maven编译器插件
8.
8.
maven surefire插件
2.22.2
-javaagent:“${settings.localRepository}”/org/jmockit/jmockit/1.49/jmockit-1.49.jar
org.jmockit
杰莫基特
1.42
org.mockito
莫基托所有
1.10.19
朱尼特
朱尼特
4.13
org.springframework
春豆
3.0.5.1发布
为什么要将JMockit用于生产代码?我的意思是,它只用于测试,你无法从中获得对生产有用的功能。我已经关闭了我在我的应用程序中多次调用的一段代码。这个“关闭代码”指的是当前日期,但我需要它认为这个“当前日期”是其他日期。然后我建议您使用任何其他方法。试着用一个测试库来测试产品代码是很奇怪的。尝试为LocalDate使用创建包装器类。
<?xml version="1.0" encoding="UTF-8"?>
<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.test</groupId>
<artifactId>test1</artifactId>
<version>1.0-SNAPSHOT</version>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>8</source>
<target>8</target>
</configuration>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.22.2</version>
<configuration>
<argLine>
-javaagent:"${settings.localRepository}"/org/jmockit/jmockit/1.49/jmockit-1.49.jar
</argLine>
</configuration>
</plugin>
</plugins>
</build>
<!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-dependencies -->
<dependencies>
<dependency>
<groupId>org.jmockit</groupId>
<artifactId>jmockit</artifactId>
<version>1.42</version>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-all</artifactId>
<version>1.10.19</version>
</dependency>
<!-- https://mvnrepository.com/artifact/junit/junit -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>3.0.5.RELEASE</version>
</dependency>
</dependencies>
</project>