add test

hutool-crypto/src/test/java/cn/hutool/crypto/symmetric/Issue2613Test.java

@@ -0,0 +1,19 @@
+package cn.hutool.crypto.symmetric;
+
+import cn.hutool.crypto.Padding;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class Issue2613Test {
+
+	@Test
+	public void aesGcmTest(){
+		final AES aes = new AES("GCM", Padding.NoPadding.name(),
+				"1234567890123456".getBytes(),
+				"1234567890123456".getBytes());
+		final String encryptHex = aes.encryptHex("123456");
+
+		final String s = aes.decryptStr(encryptHex);
+		Assert.assertEquals("123456", s);
+	}
+}