/*
 * Copyright 2020-2023 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.springframework.data.auditing;

import static org.assertj.core.api.Assertions.*;

import java.util.Optional;

import org.junit.jupiter.api.Test;

/**
 * @author Christoph Strobl
 */
class AuditorUnitTests {

	@Test // DATACMNS-1231
	void auditorOfEmptyOptionalIsNone() {
		assertThat(Auditor.ofOptional(Optional.empty())).isEqualTo(Auditor.none());
	}

	@Test // DATACMNS-1231
	void auditorOfOptionalIsValue() {
		assertThat(Auditor.ofOptional(Optional.of("batman"))).isEqualTo(Auditor.of("batman"));
	}

	@Test // DATACMNS-1231
	void auditorOfMustNotWrapOtherAuditor() {

		var source = Auditor.of("batman");
		assertThat(Auditor.of(source)).isSameAs(source);
	}

	@Test // DATACMNS-1231
	void auditorOfNullIsNone() {
		assertThat(Auditor.of(null)).isEqualTo(Auditor.none());
	}
}
