001/*
002 * Copyright 2023 the original author or authors.
003 * <p>
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 * <p>
008 * https://www.apache.org/licenses/LICENSE-2.0
009 * <p>
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package de.cuioss.test.valueobjects.junit5.contracts;
017
018import static org.junit.jupiter.api.Assertions.assertNotNull;
019
020import org.junit.jupiter.api.Test;
021
022import de.cuioss.test.valueobjects.objects.TestObjectProvider;
023
024/**
025 * Simple check whether the returned {@link TestObjectProvider#getUnderTest()}
026 * returns a non-null value
027 *
028 * @author Oliver Wolff
029 * @param <T> identifying the type to be tested is usually but not necessarily
030 *            at least Serializable.
031 *
032 */
033public interface ShouldBeNotNull<T> extends TestObjectProvider<T> {
034
035    /**
036     * Simple check whether the returned {@link TestObjectProvider#getUnderTest()}
037     * returns a non-null value
038     */
039    @Test
040    default void shouldBeNotNull() {
041        assertNotNull(getUnderTest(), "Given Object must not be null");
042    }
043}