org.junit.jupiter.params.provider

Annotation Type EmptySource

@Target(value={ANNOTATION_TYPE,METHOD})
 @Retention(value=RUNTIME)
 @Documented
 @API(status=STABLE,
     since="5.7")
 @ArgumentsSource(value=EmptyArgumentsProvider.class)
public @interface EmptySource

@EmptySource is an ArgumentsSource which provides a single empty argument to the annotated @ParameterizedTest method.

Supported Parameter Types

This argument source will only provide an empty argument for the following method parameter types.

• String
• Collection and concrete subtypes with a public no-arg constructor
• List
• Set
• SortedSet
• NavigableSet
• Map and concrete subtypes with a public no-arg constructor
• SortedMap
• NavigableMap
• primitive arrays — for example int[], char[][], etc.
• object arrays — for example String[], Integer[][], etc.

Since:

5.4

See Also:

ArgumentsSource, ParameterizedTest, NullSource, NullAndEmptySource