fix code

hutool-extra/src/test/java/cn/hutool/extra/ftp/FtpTest.java

@@ -105,7 +105,7 @@ public class FtpTest {
 
 	@Test
 	@Ignore
-	public void existSftpTest() throws Exception {
+	public void existSftpTest() {
 		try (final Sftp ftp = new Sftp("127.0.0.1", 22, "test", "test")) {
 			Console.log(ftp.pwd());
 			Console.log(ftp.exist(null));

hutool-extra/src/test/java/cn/hutool/extra/qrcode/QrCodeUtilTest.java

@@ -1,6 +1,6 @@
 package cn.hutool.extra.qrcode;
 
-import cn.hutool.core.codec.BaseN.Base64;
+import cn.hutool.core.codec.binary.Base64;
 import cn.hutool.core.io.file.FileUtil;
 import cn.hutool.core.io.IoUtil;
 import cn.hutool.core.lang.Console;

hutool-extra/src/test/java/cn/hutool/extra/ssh/JschUtilTest.java

@@ -27,18 +27,16 @@ public class JschUtilTest {
 
 	@Test
 	@Ignore
-	public void bindRemotePort() throws InterruptedException {
+	public void bindRemotePort() {
 		// 建立会话
 		final Session session = JschUtil.getSession("looly.centos", 22, "test", "123456");
 		// 绑定ssh服务端8089端口到本机的8000端口上
 		final boolean b = JschUtil.bindRemotePort(session, 8089, "localhost", 8000);
 		Assert.assertTrue(b);
 		// 保证一直运行
-//		while (true){
-//			Thread.sleep(3000);
-//		}
 	}
 
+	@SuppressWarnings("resource")
 	@Test
 	@Ignore
 	public void sftpTest() {