The application of Junit Jupiter (polymer) framework in automation testing Introduction: Junit Jupiter is a test framework for Java development. It is part of Junit 5. The Jupiter framework provides developers with a fast, simple and flexible automation test solution.This article will introduce the application of the Junit Jupiter framework in automation testing and provide related Java code examples. 1. Introduce Junit Jupiter framework: In order to use the Junit Jupiter framework in your project, you need to add Jupiter to your construction tool.Below is a sample pom.xml file of a Maven project: ```xml <dependencies> <dependency> <groupId>org.junit.jupiter</groupId> <artifactId>junit-jupiter-api</artifactId> <version>5.x.x</version> <scope>test</scope> </dependency> </dependencies> ``` 2. Write Junit Jupiter test case: In Junit Jupiter, the test case is marked by using @test annotations.The following is a simple example: ```java import org.junit.jupiter.api.Test; import static org.junit.jupiter.api.Assertions.assertEquals; public class CalculatorTest { @Test void testAddition() { Calculator calculator = new Calculator(); assertEquals(4, calculator.add(2, 2)); } @Test void testSubtraction() { Calculator calculator = new Calculator(); assertEquals(2, calculator.subtract(4, 2)); } } ``` In the above example, we created a CALCULATORTEST class and used the @Test annotation to mark two test methods.In each test method, we instance a CALCULATOR object and use an assertion method to assert.If the assertion fails, the test will fail and show related error messages. 3. Run junit jupiter test: In the construction tool, you can run the Junit Jupiter test. For example, you can use the following commands in Maven test: ``` mvn test ``` When the test execution is performed, Junit Jupiter will automatically find and execute the test method with @test annotation.The test results will be displayed on the console that shows the information that passs or fails. in conclusion: The Junit Jupiter framework is a modern, fast and easy -to -use automation test framework.It has good scalability and flexibility, and it provides a strong test tool for Java developers.By using Junit Jupiter, developers can write reliable unit testing and integration tests to ensure the correctness and stability of the code. It is hoped that this article will help understand the application of the Junit Jupiter framework in automation testing, and how to use the framework for testing for testing.In order to better understand and master the functions of Junit Jupiter, please refer to the official documentation and example code.

How to quickly use Junit Jupiter (Aggregator) framework Junit Jupiter is a powerful Java unit test framework that provides developers with rich functions and flexibility.This article will introduce how to quickly use the Junit Jupiter (Aggregator) framework and provide some Java code examples. 1. Install Junit Jupiter (Aggregator) framework First, we need to install the Junit Jupiter (Aggregator) framework in the project.You can add the following dependencies through Maven or Gradle: Maven dependencies: ```xml <dependency> <groupId>org.junit.jupiter</groupId> <artifactId>junit-jupiter</artifactId> <version>5.8.0</version> <scope>test</scope> </dependency> ``` Gradle dependencies: ```groovy testImplementation 'org.junit.jupiter:junit-jupiter:5.8.0' ``` 2. Create a test class and test method Create a new Java class and add the `@test` to it to indicate that the method is a test method.Inside the test method, various assertions can be used to verify the expectations of the code. ```java import org.junit.jupiter.api.Assertions; import org.junit.jupiter.api.Test; public class MyTestClass { @Test public void testAddition() { int result = 2 + 2; Assertions.assertEquals(4, result); } } ``` 3. Run testing The running test is very simple.Using Junit Jupiter (Aggregator), you can run a single test class by testing the operator (such as Intellij IDEA or Eclipse), or run the entire test kit by constructing tools (such as Maven or Gradle). If you use Intellij IDEA, you can right -click the strike test class and select "Run 'MyTestClass'" to run the test.The test results will be displayed in running views. 4. Explore more functions Junit Jupiter (Aggregator) provides many functions and annotations to help us better write and organize test code.Here are some commonly used function examples: -`@beforeeach` and `@afterreach` Note: execute a specific code before each test method is running. -`@BeForeall` and`@afterrall `Note: Perform specific code before and after all test methods are running. -`@DisplayName` Note: Provide a custom display name for the test method. -`@Disabled` Note: Mark a test method as a disabled state. -`@Nested` Note: Allows other test classes in the test class to better organize test code. These are just examples of functions and annotations provided by the Junit Jupiter (Aggregator) framework, as well as more functions that can be explored and used.Download the official documentation of JUNIT JUPITER (GGREGATOR) to learn more about the detailed information and examples of the framework. Through this article, you should now be able to quickly use the Junit Jupiter (Aggregator) framework and start writing a reliable and efficient unit test.I wish you success in your Java project!

JUNIT JUPITER is a testing framework in Java development. It provides a powerful and flexible tool and function for writing and executing unit testing.In this article, we will discuss the best practice of using the Junit Jupiter framework for Java development, and provide some Java code examples. 1. Introduce junit jupiter dependencies To start using the Junit Jupiter framework, you need to introduce it to the project first.You can complete the following dependencies by adding the following dependencies by adding the following files (such as pom.xml): ```xml <dependencies> <dependency> <groupId>org.junit.jupiter</groupId> <artifactId>junit-jupiter-api</artifactId> <version>5.8.1</version> <scope>test</scope> </dependency> <dependency> <groupId>org.junit.jupiter</groupId> <artifactId>junit-jupiter-engine</artifactId> <version>5.8.1</version> <scope>test</scope> </dependency> </dependencies> ``` 2. Write test class In Junit Jupiter, the test class uses the `@test` annotation marking test method, and uses an assertion to verify the expected results.The following is a simple example: ```java import org.junit.jupiter.api.Assertions; import org.junit.jupiter.api.Test; public class CalculatorTest { @Test public void testAddition() { Calculator calculator = new Calculator(); int result = calculator.add(2, 3); Assertions.assertEquals(5, result); } } ``` In the above example, we use the@test` annotation to mark a test method `testadDition ()`.In this method, we created a CALCULATOR object and called its ADD () method to execute the additional operation.Then, we use the ASSERTIONS class `Assertequals ()` method to verify whether the results are equal to the expected value. 3. Run testing To run the Junit Jupiter test, you can use an integrated test operator provided by IDE (such as Eclipse or Intellij IDEA).You can also use a test command (such as Maven or Gradle) to perform the test. 4. Use the advanced features of Junit Jupiter Junit Jupiter provides many advanced functions, making the test more flexible and powerful.Here are examples of some common functions: -Aparable test: Use `@parameterizedTest` and@valueSource` annotations to easily perform tests of multiple groups of parameters. -Condition test: use the conditions such as `@ENABLEDONOS`,@Disabledonjre` and other conditions can be enabled or disabled according to the different operating environment. -Thenic test: Use `@test` and@exception` annotations can test whether the method is thrown out of the expected abnormalities. -Rerexiac callback: Using the `@beforeeach` and@afterreach` annotations can perform some preparation and cleanup operations before and after the test method execute. These examples are just a small part of the function of Junit Jupiter, which are related to actual project requirements. By following the above best practice, using the Junit Jupiter framework for Java development in Java development will become simpler and reliable.It provides rich functions and flexible test options that can help developers write high -quality unit testing, thereby improving the quality of code.

The introduction of the new features and features of the Junit Jupiter (Aggregator) framework Junit Jupiter is a Java -based unit test framework that is specially used to write and run unit testing.It is part of the Junit 5 framework. By introducing multiple new features and functions, it makes the writing and running unit tests more flexible and easy to maintain, and can provide more test options and report help. The following will introduce some of the new features and functions of the Junit Jupiter (Aggregator) framework. 1. Support the use of annotations for testing: The Junit Jupiter framework introduces a series of new annotations to identify test methods, tests and test groups.By using these annotations, developers can more easily define and manage test cases.For example,@test annotations are used to identify a test method,@beforeeach and @AfaceReach annotations are used to prepare and clean up before and after each test method is executed. 2. Parameterization test: Junit Jupiter supports parameterization of test cases, that is, you can use different parameters to run the same test method multiple times.By using @parameterizedtest and @Valuesource and other annotations, parameterized testing can be easily achieved.For example: ``` @ParameterizedTest @ValueSource(ints = { 1, 2, 3 }) void test(int number) { assertTrue(number > 0 && number < 4); } ``` 3. Dynamic testing: Junit Jupiter provides a dynamic definition test case, that is, you can dynamically generate test cases at runtime.By using @TestFactory annotations and implementing the testFactory interface, you can write a factory method that returns dynamic testing cases.For example: ``` @TestFactory DynamicTest[] testFactory() { return new DynamicTest[] { dynamicTest("Test 1", () -> assertTrue(true)), dynamicTest("Test 2", () -> assertTrue(false)) }; } ``` 4. Test the life cycle and dependency injection: Jupiter supports the definition of the life cycle of the test class, and provides @BeForeeach and @AFTEREACH annotations to perform some preparations and cleanups.In addition, Junit Jupiter also supports instance variables using dependency injection to inject test classes.For example: ``` @TestInstance(TestInstance.Lifecycle.PER_CLASS) class MyTest { private SomeService someService; @BeforeAll void setUp() { someService = new SomeService(); } @Test void test() { assertNotNull(someService); } } ``` 5. Expansion and integration: Junit Jupiter supports developers to customize and expand the framework function by providing expansion interfaces and SPI (Service Provider Interface) mechanism.Developers can achieve customized test extensions based on these extensions, such as customized parameter parsers, custom test report generators, etc.At the same time, Junit Jupiter and other popular test tools and frameworks (such as Mockito, Spring Test, etc.) can also be integrated well. In summary, the Junit Jupiter (Aggregator) framework provides a more flexible and easy -to -maintain unit test writing and operating environment through a series of new features and functions.Its comments support, parameterization testing, dynamic testing, life cycle management, and dependency injection, which enable developers to easily write high -quality unit testing, and can more conveniently test management and report generation.

The Hilt Android framework is a dependent injection framework developed by Google, which aims to simplify dependency management and dependencies injection in Android applications.This article will introduce the technical principles of the Hilt Android framework through example analysis. The Hilt Android framework is a modern dependent dependency injection framework based on Dagger 2 and Jetpack.It provides a simple and powerful way to manage and inject dependencies, so as to help developers better organize code and improve the testability and maintenance of applications. First, let's take a look at the basic components of the Hilt Android framework.The core concept in the Hilt Android framework is "binding".Binding is a process that is associated with one or more dependencies.The Hilt Android framework uses annotations to mark the binding relationship, so as to tell the framework how to achieve dependency injection when required. Let's demonstrate the use of the Hilt Android framework through a simple Java code example.Suppose we have a class named `userService`, which depends on the` userRepository` class.We can use the Hilt Android framework to manage the dependencies between the two categories. First of all, we need to add `@inject` annotations to the` UserService` class to tell the framework that the class needs to be relying on. ```java public class UserService { private UserRepository userRepository; @Inject public UserService(UserRepository userRepository) { this.userRepository = userRepository; } // ... } ``` Next, we need to add `@hiltandroidApp` to the application entrance point to tell the framework to tell the framework of this class, and we hope to use the Hilt Android framework to manage dependence relationships. ```java @HiltAndroidApp public class MyApplication extends Application { // ... } ``` Now, we have completed settings using the Hilt Android framework for dependent injection.When the application starts, the framework will automatically help us instantiated and inject dependencies.For example, when we need to create an instance of a `UserService`, the framework will automatically create an instance of a` UserRePOSITORY` and inject it into the constructor of the `userService`. ```java public class MainActivity extends AppCompatActivity { @Inject UserService userService; // ... } ``` Through the above code example, we can see how the Hilt Android framework works.It scan the application code of the application to find the dependencies with the annotation with the@inject` and automatically create and inject these dependencies when needed.This automation dependency injection process greatly simplifies the work of the developer and improves the readability and maintenance of the code. In summary, the Hilt Android framework is a powerful and flexible dependency injection framework that can help developers better manage and inject dependencies.Through the above example analysis, we understand the basic principles and usage of the Hilt Android framework.I hope this article will help you understand the Hilt Android framework!

In Android development, dependency injection is a very important concept.It can help developers better manage the dependency relationship between components, making the code more flexible and more maintainable.The Hilt Android framework is a dependent injection framework launched by Google, which is specially developed for Android applications.This article will introduce the technical principles and applications of the Hilt framework in the Java library. The Hilt framework is based on the Dagger framework. It simplifies the Dagger's use process and provides some convenient annotations and default configurations, so that developers can use dependency injection more easily.The core of the HILT framework is composed of two main components: Hilt components and module.HILT components are interfaces or abstract classes defined by developers. They use HILT annotations to mark and tell the framework that this is a component that depends on injection.Module is a class or method that provides dependencies that can be specified by using HILT annotations in the Module class. Use the Hilt framework in the Java class library, we need to do the following steps: 1. Add dependencies: First, we need to add hilt dependencies in the project's built.gradle file.Add the following code to the DependenCies block: ``` implementation 'com.google.dagger:hilt-android:2.38.1' annotationProcessor 'com.google.dagger:hilt-android-compiler:2.38.1' ``` 2. Initialize HILT: Add @HiltandroidApp annotations to the Application class, which will tell the framework. This is a HILT application and initialize the HILT framework when the application starts. ```java @HiltAndroidApp public class MyApp extends Application { // ... } ``` 3. Define the HILT component: In the class that needs to be injected, use @AndroidEntrypoint annotation to define a HILT component.For example: ```java @AndroidEntryPoint public class MainActivity extends AppCompatActivity { // ... } ``` 4. Injecting dependencies: Where you need to use dependencies, use the @Inject annotation to inject it into the corresponding field or constructor. ```java @AndroidEntryPoint public class MainActivity extends AppCompatActivity { @Inject MyDependency myDependency; // ... } ``` The above is the basic step of using the Hilt framework in the Java library.By using the HILT framework, we can easily manage the dependency relationship between components and improve the maintenance and measurement of code.At the same time, the HILT framework also provides some advanced features, such as the scope of action, the injection of viewmodel, etc., which further enhances the function of dependent injection. To sum up, the Hilt Android framework is a powerful and flexible dependency injection framework, which can help developers better manage the dependent relationship between components.By using the HILT framework, we can improve the maintenance and testability of the code and improve development efficiency.It is hoped that this article can help readers better understand the technical principles and applications of the Hilt framework in the Java class library.

Learn the JAVA class library technical guidelines for the HILT Android framework Overview HILT is a dependent injection framework developed by Google for Android applications.It is based on Dagger's dependency of injection framework, and provides developers with a simple and powerful way to manage the dependency relationship in Android applications.This guide will introduce the technical principles of the Hilt Android framework to help developers better understand the working principle of the framework. Dependence Before understanding the Hilt Android framework, let's first understand the concept of dependence in injection.Dependent injection is a design model. By decomposing the dependency relationship between the object and the dependent relationship between the object, it is easier for applications to develop and test.The dependency injection allows us to meet the dependencies of the object through the method of injecting the object, without the need to explicitly create these dependencies. Principle of HILT framework HILT is built on the Dagger framework, which provides more simple and easy -to -use dependency injection methods for Android development.Below is several core principles of the Hilt Android framework: 1. Note processor: HILT uses an annotation processor to analyze and process classes, methods and fields with specific annotations.The annotation processor is responsible for generating the code required to generate the dependency relationship. 2. Components: HILT organizes the dependency relationship in the application as the component.Component is part of the object diagram, which is used for instantiation and management dependencies.The HILT framework automatically generates some predetermined components, such as ApplicationComponent, ActivityComponent, etc. 3. Scope: HILT uses the scope to control the life cycle of the object.The scope of action can specify the life cycle of dependencies and ensure that only one instance is created within the scope of the scope.HILT provides some default scope, such as Singleton, ActivityScoped, and FragmentsCoped, which can also customize the scope of action. 4. Binding: HILT uses binding to mappore dependencies types and their providers.Binding indicates how HILT creates and provides dependent items.HILT uses the `@inject` annotation to mark the constructor, field, or method that needs to be relying on the injecting constructor, field. For example code Below is a simple example code that demonstrates how to use dependency injection in HILT: ```java // Create dependencies class UserRepository { // ... } // Use the annotation marker dependency injection point class UserProfileActivity extends AppCompatActivity { @Inject UserRepository userRepository; // ... } ``` In the above example, the `UserRePOSITORY` class is a dependent relationship. We marked the dependency injection point of the object of the` userRePOSITOSITOSITOSITOSITOSITOSITOSITOSITORY.When the `UserProfileActivity` class is created, HILT will automatically create and provide us with instances of` UserRePOSITORY`. in conclusion The Hilt Android framework uses the principle of dependence injection, providing Android developers with a simple, flexible and easy -to -use way to manage the dependency relationship in the application.By understanding the technical principles of the Hilt Android framework, developers can develop and maintain their applications more efficiently.

The application and advantage of the Hilt Android framework technology in the Java class library introduction: In Android development, dependency injection is a common design model that can improve the maintenance, testability and scalability of code.Hilt Android framework technology is one of the Android dependency injection solutions. It combines Dagger and Jetpack components to provide developers with convenient dependency injection methods.This article will introduce the application and advantages of the Hilt Android framework technology in the Java class library, and provide the corresponding example code. 1. Introduction to Hilt Android Hilt is a dependent injection framework launched by Google, a layer of packaging of Dagger 2.Dagger is a powerful dependency injection framework, but it is more complicated to use.The emergence of HILT simplifies the Dagger's use process, and provides a more likely to get started to rely on injecting solutions. Second, the application of hilt android 1. Add dependencies First, add the corresponding dependencies to the project's Build. Gradle file: ```groovy dependencies { implementation 'com.google.dagger:hilt-android:2.x.y' kapt 'com.google.dagger:hilt-compiler:2.x.y' } ``` 2. Create the Application class Create an Application class that inherits from Hilt, such as::: ```java @HiltAndroidApp public class MyApplication extends Application { // Application entrance } ``` 3. Definition dependencies Use HILT annotations to define the dependencies of the class.For example, in a repository class: ```java @Singleton public class UserRepository { // Repository's implementation } ``` 4. Injecting dependencies In the place where you need to use the dependencies, use the annotation of HILT for injection.For example, in an Activity: ```java @AndroidEntryPoint public class MainActivity extends AppCompatActivity { @Inject UserRepository userRepository; // ... } ``` The above is the general application process of Hilt Android, which simply achieved dependence injection. Third, the advantage of Hilt Android 1. Simplified configuration Compared with the native Dagger, HILT provides a simple and easy -to -use annotation and code generation tool to make the configuration process more simplified. 2. Integrated Jetpack Hilt Android is closely integrated with the Jetpack component, which can easily use dependency injection in various components of Jetpack. 3. Automatically generate code HILT can automatically generate code according to the annotation, eliminating the steps to manually write a lengthy dependency injection code. 4. Provide testability Dependent injection can help decoupling code and make unit test easier.The emergence of Hilt Android simplifies the process of dependence injection and provides better testability. in conclusion: The applications and advantages of Hilt Android framework technology in the Java class library are mainly reflected in its simplified configuration process, close integration with Jetpack components, automatic generating code functions, and providing better testability.The use of Hilt Android can easily achieve dependency injection and improve the maintenance, testability and scalability of code. The above is an introduction to the application and advantages of the Hilt Android framework technology in the Java library. I hope it will be helpful to you.

JUNIT JUPITER (Aggregator) framework Frequently Ascension and solutions Junit Jupiter is a Junit5 -based testing framework, providing a set of powerful and flexible tools for Java developers to write and execute unit testing.The Aggregator module of this framework is one of the core components of Junit Jupiter, which is used to aggregate multiple test classes.When using Junit Jupiter Aggregator framework, some common problems may occur. The following will introduce these problems and provide corresponding solutions and Java code examples. 1. How to gather multiple test classes in Junit Jupiter Aggregator? You can use Junit Jupiter Aggregator's `@SuitedisplayName` annotation to aggregate multiple test classes.First, use the `@suite` annotation in the Aggregator test class to pass the test class to be aggregated as a parameter.Then, use the `@suitedisplayname` annotation as the Aggregator test class setting a display name.The following is an example: ```java import org.junit.platform.runner.JUnitPlatform; import org.junit.platform.suite.api.SelectPackages; import org.junit.platform.suite.api.Suite; import org.junit.platform.suite.api.SuiteDisplayName; import org.junit.runner.RunWith; @RunWith(JUnitPlatform.class) @SuiteDisplayName("My Test Suite") @Suite(@SelectPackages("com.example.tests")) public class TestSuite { } ``` In the above example, the test class `testsuite` aggregates all the test classes with the package name` com.example.tests`, and set the name of the polymerization test kit to "My Test Suite". 2. How to disable specific test or test methods in Junit Jupiter Aggregator? You can use the `@Excludepackages` and@ExcludeClassNamePatters` annotations in the aggregator test class to disable the specific test class or test method.The two annotations can be used to eliminate test or methods that do not need to be executed according to the package name and class name mode, respectively.The following is an example: ```java import org.junit.platform.runner.JUnitPlatform; import org.junit.platform.suite.api.SelectPackages; import org.junit.platform.suite.api.Suite; import org.junit.platform.suite.api.SuiteDisplayName; import org.junit.runner.RunWith; @RunWith(JUnitPlatform.class) @SuiteDisplayName("My Test Suite") @Suite( @SelectPackages(value = "com.example.tests", excludeClassNamePatterns = ".*IntegrationTest") ) public class TestSuite { } ``` In the above example, the test class `testsuite` aggregates all the test classes named` com.example.tests`, but exclude all test classes ending with "Integrationtest". 3. How to customize the execution order of Junit Jupiter Aggregator test kit? You can use the implementation sequence of defining test kits by using the implementation of the test kit through the implementation class of the test kit by using the ``@testMethodorDerreder` annotation and the `MethodorderDerr" interface.The following is an example: ```java import org.junit.platform.runner.JUnitPlatform; import org.junit.platform.suite.api.SelectPackages; import org.junit.platform.suite.api.Suite; import org.junit.platform.suite.api.SuiteDisplayName; import org.junit.runner.RunWith; import org.junit.jupiter.api.MethodOrderer; import org.junit.jupiter.api.TestMethodOrder; @RunWith(JUnitPlatform.class) @SuiteDisplayName("My Test Suite") @Suite( @SelectPackages("com.example.tests") ) @TestMethodOrder(MethodOrderer.Alphanumeric.class) public class TestSuite { } ``` In the above example, the test class `testsuite` aggregates all the test classes of the bag named` com.example.tests`, and use the `methodorderr.alphaanumeric` to implement the execution order of the test method as the number of letters. Through the above examples, you can solve some common problems when using the Junit Jupiter Aggregator framework, and deeply understand how to write and manage the code of the polymerization test kit.I hope this article can help you perform unit testing more smoothly and efficiently when using the Junit Jupiter Aggregator framework.

Junit Jupiter (Aggregator) is a framework for writing and executing the Java unit test, which is part of Junit 5.This framework provides a series of annotations and classes to manage test kits and test cases.It is characterized by flexibility, easy expansion and customization, and provides many new features to assist developers to write more neat and read -more readable unit test code. The core component of Junit Jupiter is Aggregator, which is an annotation interface that can be used to attribute multiple tests or test methods as a group for execution together.Aggregator is marked with @AggregateWith annotations on the test class or test method. By specifying a parameter of the Aggregator type, the specific polymer to be used. The following is an example that demonstrates how to use the Aggregator of Junit Jupiter to organize the test kit: ```java import org.junit.jupiter.api.Test; import org.junit.jupiter.api.extension.ExtendWith; import org.junit.jupiter.api.extension.ExtensionContext; import org.junit.jupiter.api.extension.TestTemplateInvocationContext; import org.junit.jupiter.api.extension.TestTemplateInvocationContextProvider; import java.util.Arrays; import java.util.List; import java.util.stream.Stream; import static org.junit.jupiter.api.Assertions.assertEquals; @ExtendWith(TestAggregatorProvider.class) class AggregatorExampleTest { @TestTemplate @ExtendWith(TestAggregatorExtension.class) void aggregateTest(int input1, int input2, int expectedOutput) { assertEquals(expectedOutput, input1 + input2); } static class TestAggregatorProvider implements TestTemplateInvocationContextProvider { @Override public boolean supportsTestTemplate(ExtensionContext context) { return true; } @Override public Stream<TestTemplateInvocationContext> provideTestTemplateInvocationContexts(ExtensionContext context) { List<Object[]> testCases = Arrays.asList( new Object[]{1, 2, 3}, new Object[]{2, 3, 5}, new Object[]{4, 5, 9} ); return testCases.stream().map(inputs -> TestTemplateInvocationContext.of(inputs, this::getDisplayName)); } private String getDisplayName(ExtensionContext context, Object[] inputs) { return String.format("Test with inputs: %d, %d", inputs[0], inputs[1]); } } static class TestAggregatorExtension implements AfterTestExecutionCallback { @Override public void afterTestExecution(ExtensionContext context) throws Exception { int input1 = (int) context.getTestMethod().get().getInvocation().get().getArguments().get()[0]; int input2 = (int) context.getTestMethod().get().getInvocation().get().getArguments().get()[1]; int expectedOutput = (int) context.getTestMethod().get().getInvocation().get().getArguments().get()[2]; int actualOutput = (int) context.getExecutionException().get().getWrappedThrowable().get().getMessage(); assertEquals(expectedOutput, actualOutput); } } } ``` In the above examples, we define a `AggregateTest" method and mark it as `@testTemplate` and @Extendwith (testaggregatorexExion.class)`.The method of `aggregatetest` accepted three parameters, namely` input1`, `input2`, and` extenstedoutput`.This method will add operations to these two inputs and assert whether the result is equal to the expected output. In order to provide a combination of test data and test methods, we implemented a `TestaggregatorProvider` class and realized the` testTeMPlateInvocontextProvider` interface.In the `PROVIDETESTTEMPLATEMPLATEINVOCONTEXTS` method, we define three test cases and use the` testTeMPlateInvocontext.of` to create the corresponding test context. We also define a `TestaggregAtorextersion 'and implement the` AfterTERTETEXECUTIONCALLLLLLLK` interface.In the `AFTERTETETEXECUTION method, we obtained the input parameters and expected output of the test method, and the actual output, and an assertion verification. This is a simple example that shows how to use the Junit Jupiter (Aggregator) to organize and execute the test kit.You can expand and customize this framework according to your needs in order to better meet your test needs.