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/*
* Copyright 2015-2020 the original author or authors.
*
* All rights reserved. This program and the accompanying materials are
* made available under the terms of the Eclipse Public License v2.0 which
* accompanies this distribution and is available at
*
* https://www.eclipse.org/legal/epl-v20.html
*/
package org.junit.jupiter.params.provider;
import static org.apiguardian.api.API.Status.STABLE;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.apiguardian.api.API;
/**
* {@code @NullSource} is an {@link ArgumentsSource} which provides a single
* {@code null} argument to the annotated {@code @ParameterizedTest} method.
*
* Note that {@code @NullSource} cannot be used for an argument that has
* a primitive type.
*
* @since 5.4
* @see org.junit.jupiter.params.provider.ArgumentsSource
* @see org.junit.jupiter.params.ParameterizedTest
* @see EmptySource
* @see NullAndEmptySource
*/
@Target({ ElementType.ANNOTATION_TYPE, ElementType.METHOD })
@Retention(RetentionPolicy.RUNTIME)
@Documented
@API(status = STABLE, since = "5.7")
@ArgumentsSource(NullArgumentsProvider.class)
public @interface NullSource {
}