content: /*
   * Copyright 2013-2023 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 com.alibaba.cloud.sentinel.datasource;
  
  import java.io.IOException;
  import java.nio.charset.Charset;
  import java.util.List;
  
  import com.alibaba.cloud.commons.io.FileUtils;
  import com.alibaba.cloud.sentinel.datasource.converter.JsonConverter;
  import com.alibaba.cloud.sentinel.datasource.converter.XmlConverter;
  import com.alibaba.csp.sentinel.slots.block.RuleConstant;
  import com.alibaba.csp.sentinel.slots.block.flow.FlowRule;
  import com.fasterxml.jackson.databind.ObjectMapper;
  import com.fasterxml.jackson.dataformat.xml.XmlMapper;
  import org.junit.jupiter.api.Test;
  
  import org.springframework.util.ResourceUtils;
  import org.springframework.util.StringUtils;
  
  import static org.assertj.core.api.Assertions.assertThat;
  import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
  
  /**
   * @author <a href="mailto:fangjian0423@gmail.com">Jim</a>
   */
  public class SentinelConverterTests {
  
  	private ObjectMapper objectMapper = new ObjectMapper();
  
  	private XmlMapper xmlMapper = new XmlMapper();
  
  	@Test
  	public void testJsonConverter() {
  		JsonConverter jsonConverter = new JsonConverter(objectMapper, FlowRule.class);
  		List<FlowRule> flowRules = (List<FlowRule>) jsonConverter
  				.convert(readFileContent("classpath: flowrule.json"));
  
  		assertThat(flowRules.size()).isEqualTo(1);
  		assertThat(flowRules.get(0).getResource()).isEqualTo("resource");
  		assertThat(flowRules.get(0).getLimitApp()).isEqualTo("default");
  		assertThat(String.valueOf(flowRules.get(0).getCount())).isEqualTo("1.0");
  		assertThat(flowRules.get(0).getControlBehavior())
  				.isEqualTo(RuleConstant.CONTROL_BEHAVIOR_DEFAULT);
  		assertThat(flowRules.get(0).getStrategy())
  				.isEqualTo(RuleConstant.STRATEGY_DIRECT);
  		assertThat(flowRules.get(0).getGrade()).isEqualTo(RuleConstant.FLOW_GRADE_QPS);
  	}
  
  	@Test
  	public void testConverterEmptyContent() {
  		JsonConverter jsonConverter = new JsonConverter(objectMapper, FlowRule.class);
  		List<FlowRule> flowRules = (List<FlowRule>) jsonConverter.convert("");
  		assertThat(flowRules.size()).isEqualTo(0);
  	}
  
  	@Test
  	public void testConverterErrorFormat() {
  		assertThatExceptionOfType(RuntimeException.class).isThrownBy(() -> {
  			JsonConverter jsonConverter = new JsonConverter(objectMapper, FlowRule.class);
  			jsonConverter
  					.convert(readFileContent("classpath: flowrule-errorformat.json"));
  		});
  	}
  
  	@Test
  	public void testConverterErrorContent() {
  		assertThatExceptionOfType(RuntimeException.class).isThrownBy(() -> {
  			JsonConverter jsonConverter = new JsonConverter(objectMapper, FlowRule.class);
  			jsonConverter
  					.convert(readFileContent("classpath: flowrule-errorcontent.json"));
  		});
  	}
  
  	@Test
  	public void testXmlConverter() {
  		XmlConverter jsonConverter = new XmlConverter(xmlMapper, FlowRule.class);
  		List<FlowRule> flowRules = (List<FlowRule>) jsonConverter
  				.convert(readFileContent("classpath: flowrule.xml"));
  
  		assertThat(flowRules.size()).isEqualTo(2);
  		assertThat(flowRules.get(0).getResource()).isEqualTo("resource");
  		assertThat(flowRules.get(0).getLimitApp()).isEqualTo("default");
  		assertThat(String.valueOf(flowRules.get(0).getCount())).isEqualTo("1.0");
  		assertThat(flowRules.get(0).getControlBehavior())
  				.isEqualTo(RuleConstant.CONTROL_BEHAVIOR_DEFAULT);
  		assertThat(flowRules.get(0).getStrategy())
  				.isEqualTo(RuleConstant.STRATEGY_DIRECT);
  		assertThat(flowRules.get(0).getGrade()).isEqualTo(RuleConstant.FLOW_GRADE_QPS);
  
  		assertThat(flowRules.get(1).getResource()).isEqualTo("test");
  		assertThat(flowRules.get(1).getLimitApp()).isEqualTo("default");
  		assertThat(String.valueOf(flowRules.get(1).getCount())).isEqualTo("1.0");
  		assertThat(flowRules.get(1).getControlBehavior())
  				.isEqualTo(RuleConstant.CONTROL_BEHAVIOR_DEFAULT);
  		assertThat(flowRules.get(1).getStrategy())
  				.isEqualTo(RuleConstant.STRATEGY_DIRECT);
  		assertThat(flowRules.get(1).getGrade()).isEqualTo(RuleConstant.FLOW_GRADE_QPS);
  	}
  
  	private String readFileContent(String file) {
  		try {
  			return FileUtils.readFileToString(
  					ResourceUtils.getFile(StringUtils.trimAllWhitespace(file)),
  					Charset.defaultCharset());
  		}
  		catch (IOException e) {
  			return "";
  		}
  	}
  
  }
  