content: /*
   *   Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   *   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.nacos.client.auth.ram.identify;
  
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  
  import java.lang.reflect.Constructor;
  import java.lang.reflect.InvocationTargetException;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  class StsConfigTest {
      
      private static void resetStsConfig() {
          StsConfig.getInstance().setRamRoleName(null);
          StsConfig.getInstance().setTimeToRefreshInMillisecond(3 * 60 * 1000);
          StsConfig.getInstance().setCacheSecurityCredentials(true);
          StsConfig.getInstance().setSecurityCredentials(null);
          StsConfig.getInstance().setSecurityCredentialsUrl(null);
          System.clearProperty(IdentifyConstants.RAM_ROLE_NAME_PROPERTY);
          System.clearProperty(IdentifyConstants.REFRESH_TIME_PROPERTY);
          System.clearProperty(IdentifyConstants.SECURITY_PROPERTY);
          System.clearProperty(IdentifyConstants.SECURITY_URL_PROPERTY);
          System.clearProperty(IdentifyConstants.SECURITY_CACHE_PROPERTY);
      }
      
      @BeforeEach
      void before() {
          resetStsConfig();
      }
      
      @AfterEach
      void after() {
          resetStsConfig();
      }
      
      @Test
      void testGetInstance() {
          StsConfig instance1 = StsConfig.getInstance();
          StsConfig instance2 = StsConfig.getInstance();
          assertEquals(instance1, instance2);
          
      }
      
      @Test
      void testGetRamRoleName() {
          StsConfig.getInstance().setRamRoleName("test");
          assertEquals("test", StsConfig.getInstance().getRamRoleName());
          
      }
      
      @Test
      void testGetTimeToRefreshInMillisecond() {
          assertEquals(3 * 60 * 1000, StsConfig.getInstance().getTimeToRefreshInMillisecond());
          StsConfig.getInstance().setTimeToRefreshInMillisecond(3000);
          assertEquals(3000, StsConfig.getInstance().getTimeToRefreshInMillisecond());
      }
      
      @Test
      void testGetSecurityCredentialsUrl() {
          assertNull(StsConfig.getInstance().getSecurityCredentialsUrl());
          String expect = "localhost";
          StsConfig.getInstance().setSecurityCredentialsUrl(expect);
          assertEquals(expect, StsConfig.getInstance().getSecurityCredentialsUrl());
      }
      
      @Test
      void testGetSecurityCredentialsUrlDefault() {
          StsConfig.getInstance().setRamRoleName("test");
          assertEquals("http://100.100.100.200/latest/meta-data/ram/security-credentials/test",
                  StsConfig.getInstance().getSecurityCredentialsUrl());
      }
      
      @Test
      void testGetSecurityCredentials() {
          assertNull(StsConfig.getInstance().getSecurityCredentials());
          String expect = "abc";
          StsConfig.getInstance().setSecurityCredentials(expect);
          assertEquals(expect, StsConfig.getInstance().getSecurityCredentials());
      }
      
      @Test
      void testIsCacheSecurityCredentials() {
          assertTrue(StsConfig.getInstance().isCacheSecurityCredentials());
          StsConfig.getInstance().setCacheSecurityCredentials(false);
          assertFalse(StsConfig.getInstance().isCacheSecurityCredentials());
      }
      
      @Test
      void testIsOnFalse() {
          boolean stsOn = StsConfig.getInstance().isStsOn();
          assertFalse(stsOn);
      }
      
      @Test
      void testIsOnTrue() {
          StsConfig.getInstance().setSecurityCredentials("abc");
          boolean stsOn = StsConfig.getInstance().isStsOn();
          assertTrue(stsOn);
      }
      
      @Test
      void testFromEnv()
              throws NoSuchMethodException, IllegalAccessException, InvocationTargetException, InstantiationException {
          Constructor<StsConfig> constructor = StsConfig.class.getDeclaredConstructor();
          constructor.setAccessible(true);
          System.setProperty(IdentifyConstants.RAM_ROLE_NAME_PROPERTY, "test");
          System.setProperty(IdentifyConstants.REFRESH_TIME_PROPERTY, "3000");
          System.setProperty(IdentifyConstants.SECURITY_PROPERTY, "abc");
          System.setProperty(IdentifyConstants.SECURITY_URL_PROPERTY, "localhost");
          System.setProperty(IdentifyConstants.SECURITY_CACHE_PROPERTY, "false");
          StsConfig stsConfig = constructor.newInstance();
          assertEquals("test", stsConfig.getRamRoleName());
          assertEquals(3000, stsConfig.getTimeToRefreshInMillisecond());
          assertEquals("abc", stsConfig.getSecurityCredentials());
          assertEquals("localhost", stsConfig.getSecurityCredentialsUrl());
          assertFalse(stsConfig.isCacheSecurityCredentials());
          
      }
  }
  