content: package com.acgist.snail.config;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import org.junit.jupiter.api.Test;
  
  import com.acgist.snail.utils.FileUtils;
  import com.acgist.snail.utils.Performance;
  
  class DownloadConfigTest extends Performance {
  
      @Test
      void testDownloadConfig() {
          final DownloadConfig config = DownloadConfig.getInstance();
          assertNotNull(config);
          assertNotEquals(0, DownloadConfig.getUploadBufferByte());
          assertNotEquals(0, DownloadConfig.getDownloadBufferByte());
          final int buffer = 2048;
          DownloadConfig.setBuffer(buffer);
          assertNotEquals(buffer / 4, DownloadConfig.getUploadBufferByte());
          assertNotEquals(buffer, DownloadConfig.getDownloadBufferByte());
          assertEquals(16, DownloadConfig.getMemoryBufferByte(16));
          assertEquals(DownloadConfig.getMemoryBufferByte(), DownloadConfig.getMemoryBufferByte(1024 * 1024 * 1024));
          assertTrue(FileUtils.userDirFile(DownloadConfig.DOWNLOAD_CONFIG).exists());
      }
  
      @Test
      void testPath() {
          this.log("{}", DownloadConfig.getPath());
          this.log("{}", DownloadConfig.getLastPath());
      }
      
  }
  