Test suites with @Suite in JUnit - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to declare a test suite class using @Suite annotation.

JUnit

import org.junit.platform.suite.api.Suite;
import org.junit.platform.suite.api.SelectClasses;

@Suite
@SelectClasses({TestClass1.class, TestClass2.class})
public class [1] {
}

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ATestSuiteClass

BMyTestSuite

CSuiteRunner

DTestRunner

Attempts:

3 left

💡 Hint

Common Mistakes

Using invalid class names or Java keywords.

Omitting the class declaration.

The class name for the test suite can be any valid Java class name. Here, MyTestSuite is a clear and common choice.

2fill in blank

medium

Complete the code to import the correct package for @Suite annotation.

JUnit

import [1];

@Suite
public class MyTestSuite {
}

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Aorg.junit.platform.suite.api.Suite

Borg.junit.Test

Corg.junit.jupiter.api.Test

Dorg.junit.runner.RunWith

Attempts:

3 left

💡 Hint

Common Mistakes

Importing JUnit 4 annotations instead of JUnit 5.

Confusing @Suite with @RunWith.

The @Suite annotation is part of the org.junit.platform.suite.api package in JUnit 5.

3fill in blank

hard

Fix the error in the test suite declaration by completing the missing annotation.

JUnit

import org.junit.platform.suite.api.Suite;
import org.junit.platform.suite.api.SelectClasses;

@Suite
[1]
public class MyTestSuite {
}

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A@RunWith(Suite.class)

B@SelectPackages("com.example.tests")

C@SelectClasses({TestClass1.class, TestClass2.class})

D@Test

Attempts:

3 left

💡 Hint

Common Mistakes

Using @RunWith which is from JUnit 4.

Using @Test which is for test methods, not suites.

The @SelectClasses annotation specifies which test classes to include in the suite.

4fill in blank

hard

Fill both blanks to create a test suite that selects all tests in a package.

JUnit

import org.junit.platform.suite.api.Suite;
import org.junit.platform.suite.api.[1];

@Suite
@[2]("com.example.tests")
public class PackageTestSuite {
}

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ASelectPackages

BSelectClasses

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing @SelectClasses with @SelectPackages.

Importing the wrong annotation.

To select all tests in a package, use @SelectPackages annotation.

5fill in blank

hard

Fill both blanks to create a suite that selects specific classes and tags.

JUnit

import org.junit.platform.suite.api.Suite;
import org.junit.platform.suite.api.SelectClasses;
import org.junit.platform.suite.api.[1];

@Suite
@SelectClasses({TestA.class, TestB.class})
@[2]({"fast", "unit"})
public class TaggedTestSuite {
    // Suite runs only tests with specified tags
    // and classes
}

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AIncludeTags

BExcludeTags

Attempts:

3 left

💡 Hint

Common Mistakes

Using ExcludeTags instead of IncludeTags.

Mismatching import and annotation names.

The @IncludeTags annotation filters tests by tags. It must be imported and used correctly.