content: /**
   * Copyright (C) 2024 AIDC-AI
   *
   * 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
   *
   *     http://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.langengine.core.prompt;
  
  import com.alibaba.langengine.core.prompt.impl.FewShotPromptTemplate;
  import com.alibaba.langengine.core.prompt.impl.PromptTemplate;
  import org.junit.jupiter.api.Test;
  
  import java.util.*;
  
  public class FewShotPromptTemplateTest {
  
      @Test
      public void test_format() {
          // success
          List<Map<String, Object>> examples = new ArrayList<>();
          Map<String, Object> example = new HashMap<>();
          example.put("word", "happy");
          example.put("antonym", "sad");
          examples.add(example);
  
          example = new HashMap<>();
          example.put("word", "tall");
          example.put("antonym", "short");
          examples.add(example);
  
          String template = "Word: {word}\nAntonym: {antonym}";
  
          PromptTemplate promptTemplate = new PromptTemplate();
          promptTemplate.setTemplate(template);
  
          FewShotPromptTemplate fewShotPromptTemplate = new FewShotPromptTemplate();
          fewShotPromptTemplate.setExamples(examples);
          fewShotPromptTemplate.setExamplePrompt(promptTemplate);
          fewShotPromptTemplate.setPrefix("Give the antonym of every input");
          fewShotPromptTemplate.setSuffix("Word: {input}\nAntonym:");
          fewShotPromptTemplate.setExampleSeparator("\n\n");
  
          Map<String, Object> context = new HashMap<>();
          context.put("input", "big");
          String prompt = fewShotPromptTemplate.format(context);
          System.out.println(prompt);
      }
  }
  