@Tag for categorization in JUnit - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to add a tag named "fast" to the test method.

JUnit

@Test
@Tag("[1]")
void testQuick() {
    // test code here
}

Drag options to blanks, or click blank then click option'

Afast

Bslow

Cintegration

Ddatabase

Attempts:

3 left

💡 Hint

Common Mistakes

Using a tag name that does not match the test purpose.

Forgetting to put the tag name inside quotes.

The @Tag annotation is used to categorize tests. Here, "fast" is the correct tag to mark the test as fast.

2fill in blank

medium

Complete the code to add a tag named "database" to the test class.

JUnit

@Tag("[1]")
public class DatabaseTests {
    @Test
    void testConnection() {
        // test code
    }
}

Drag options to blanks, or click blank then click option'

Adatabase

Bfast

Cui

Dperformance

Attempts:

3 left

💡 Hint

Common Mistakes

Placing the tag annotation on the method instead of the class.

Using an unrelated tag name.

The @Tag annotation on the class applies the tag "database" to all tests inside the class.

3fill in blank

hard

Fix the error in the tag annotation to correctly tag the test as "integration".

JUnit

@Test
@Tag([1])
void testIntegration() {
    // test code
}

Drag options to blanks, or click blank then click option'

Aintegration

B"integration"

C'integration'

DintegrationTest

Attempts:

3 left

💡 Hint

Common Mistakes

Using the tag name without quotes causes a syntax error.

Using single quotes instead of double quotes.

The tag name must be a string literal in quotes. So "integration" is correct.

4fill in blank

hard

Fill both blanks to tag the test method with "slow" and "ui" tags.

JUnit

@Test
@Tags({@Tag("[1]"), @Tag("[2]")})
void testUI() {
    // test code
}

Drag options to blanks, or click blank then click option'

Aslow

Bfast

Cui

Dintegration

Attempts:

3 left

💡 Hint

Common Mistakes

Using @Tag multiple times without @Tags wrapper.

Mixing tag names or missing quotes.

Use @Tags with multiple @Tag annotations to add several tags. Here, "slow" and "ui" are correct.

5fill in blank

hard

Fill all three blanks to tag the test class with "performance", "database", and "critical" tags.

JUnit

@Tags({@Tag("[1]"), @Tag("[2]"), @Tag("[3]")})
public class PerformanceTests {
    @Test
    void testLoad() {
        // test code
    }
}

Drag options to blanks, or click blank then click option'

Aperformance

Bdatabase

Ccritical

Dui

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting to use @Tags wrapper for multiple tags.

Using incorrect tag names or missing quotes.

Use @Tags with multiple @Tag annotations to add all three tags to the class.