content: /*
   * Copyright 2024-2025 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 com.alibaba.cloud.ai.model;
  
  import org.junit.jupiter.api.Test;
  import org.springframework.ai.model.ResultMetadata;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  /**
   * Test cases for RerankResultMetadata. Tests the basic functionality and interface
   * implementation.
   *
   * @author yuluo
   * @author <a href="mailto:yuluo08290126@gmail.com">yuluo</a>
   * @author brianxiadong
   * @since 1.0.0-M5.1
   */
  class RerankResultMetadataTests {
  
  	@Test
  	void testInstanceCreation() {
  		// Test that we can create an instance of RerankResultMetadata
  		RerankResultMetadata metadata = new RerankResultMetadata();
  
  		// Verify the instance is not null
  		assertThat(metadata).isNotNull();
  	}
  
  	@Test
  	void testImplementsResultMetadata() {
  		// Test that RerankResultMetadata implements ResultMetadata interface
  		RerankResultMetadata metadata = new RerankResultMetadata();
  
  		// Verify the instance implements ResultMetadata interface
  		assertThat(metadata).isInstanceOf(ResultMetadata.class);
  	}
  
  	@Test
  	void testToString() {
  		// Test toString method
  		RerankResultMetadata metadata = new RerankResultMetadata();
  
  		// Verify toString returns non-null value
  		assertThat(metadata.toString()).isNotNull();
  	}
  
  }
  