upd: group the classes and export to one

src/jsotp.js

@@ -5,16 +5,47 @@
  *  @Disc     : a node module to generate and verify one-time passwords
  */
 
-import { OTP } from './otp';
 import { TOTP } from './totp';
 import { HOTP } from './hotp';
 import { Base32 } from './base32';
 import { Util } from './util';
 
+/*＊
+ * Generate and return HOTP object
+ *
+ * @param {secret}
+ * @type {String} 
+ * @desc random base32-encoded key to generate OTP.
+ *
+ * @return {OTP}
+ */
+function hotp_gen(secret, digits=6, digest="SHA-1") {
+    let hotp = new HOTP(secret, digits, digest);
+    return hotp;
+}
+
+/*＊
+ * Generate and return TOTP object
+ *
+ * @param {secret}
+ * @type {String} 
+ * @desc random base32-encoded key to generate OTP.
+ *
+ * @param {interval}
+ * @type {int} 
+ * @desc the time interval in seconds for OTP.
+ * This defaults to 30.
+ *
+ * @return {OTP}
+ */
+function totp_gen(secret, interval=30) {
+    let totp = new TOTP(secret, interval);
+    return totp;
+}
+
 export {
-    OTP,
-    TOTP,
-    HOTP,
+    hotp_gen as HOTP,
+    totp_gen as TOTP,
     Base32,
     Util
 };

test/jsotp_test.js

@@ -0,0 +1,40 @@
+let jsotp = require("../lib/jsotp");
+var assert = require('assert');
+
+describe('jsotp class test', function() {
+    describe('is HOTP module import?', function() {
+
+        let hotp = jsotp.HOTP("J22U6B3WIWRRBTAV");
+
+        it("should return object", function() {
+            assert.equal("object", typeof(hotp))
+        });
+    });
+
+    describe('is TOTP module import?', function() {
+        
+        let totp = jsotp.TOTP("J22U6B3WIWRRBTAV");
+
+        it("should return object", function() {
+            assert.equal("object", typeof(totp))
+        });
+    });
+
+    describe('is Base32 module import?', function() {
+        
+        let b32_random = jsotp.Base32.random_gen();
+
+        it("should return string", function() {
+            assert.equal("string", typeof(b32_random))
+        });
+    });
+
+    describe('is Util module import?', function() {
+        
+        let now = jsotp.Util.timecode(new Date(), 30);
+
+        it("should return int", function() {
+            assert.equal("number", typeof(now))
+        });
+    });
+});