JavaExercises/Java 3/HW7Lesson.java at master · biblelamp/JavaExercises · GitHub

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/**

* Java. Level 3. Lesson 7. Homework

* @author Sergey Iryupin

* @version Jul 30, 2018

* @link https://github.com/biblelamp

import java.lang.annotation.Target;

import java.lang.annotation.ElementType;

import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import java.lang.reflect.Method;

import java.util.ArrayList;

import java.util.Comparator;

import java.util.List;

public class HW7Lesson {

public static void main(String[] args) {

TestingClass.start(TestingClass.class);

}

class TestingClass {

public static void start(Class cls) {

performTests(cls);

}

private static void performTests(Class cls) throws RuntimeException {

TestingClass testingObj = null;

try {

testingObj = (TestingClass)cls.newInstance();

} catch (Exception e) {

e.printStackTrace();

return;

}

Method beforeMethod = null;

Method afterMethod = null;

Method[] methods = cls.getMethods();

List<MethodWithPriority> testingMethods = new ArrayList<>();

for (Method method : methods)

if (method.getAnnotation(BeforeSuite.class) != null) {

if (beforeMethod != null)

throw new RuntimeException("The method with the @BeforeSuite annotation should be one");

beforeMethod = method;

} else if (method.getAnnotation(AfterSuite.class) != null) {

if (afterMethod != null)

throw new RuntimeException("The method with the @AfterSuite annotation should be one");

afterMethod = method;

} else if (method.getAnnotation(Test.class) != null){

Test annotationTst = method.getAnnotation(Test.class);

testingMethods.add(new MethodWithPriority(method, annotationTst.value()));

}

testingMethods.sort(

Comparator.comparing(MethodWithPriority::getPriority));

try {

if (beforeMethod != null)

beforeMethod.invoke(testingObj);

for (MethodWithPriority methodWP : testingMethods)

methodWP.method.invoke(testingObj);

if (afterMethod != null)

afterMethod.invoke(testingObj);

} catch (Exception e){

e.printStackTrace();

}

@Test(value = 5)

public void Test5() {

System.out.println("Performed Test №5");

}

@Test(value = 3)

public void Test2(){

System.out.println("Performed Test №2");

}

@Test(value = 1)

public void Test1(){

System.out.println("Performed Test №1");

}

@BeforeSuite

public void BeforeAll(){

System.out.println("This method is performed before all");

}

@AfterSuite

public void AfterAll() {

System.out.println("This method is performed after all");

}

class MethodWithPriority {

public Method method;

public Integer priority;

public MethodWithPriority(Method method, int priority) {

this.method = method;

this.priority = priority;

}

public Integer getPriority() {

return priority;

}

@Retention(RetentionPolicy.RUNTIME)

@Target(ElementType.METHOD)

@interface BeforeSuite {}

@Retention(RetentionPolicy.RUNTIME)

@Target(ElementType.METHOD)

@interface AfterSuite {}

@Retention(RetentionPolicy.RUNTIME)

@Target(ElementType.METHOD)

@interface Test {

int value();

}

JavaExercises/Java 3/HW7Lesson.java at master · biblelamp/JavaExercises · GitHub

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