diff --git a/lang/js/package.json b/lang/js/package.json
index a794188a..be52a554 100644
--- a/lang/js/package.json
+++ b/lang/js/package.json
@@ -1,19 +1,16 @@
 {
   "name": "gpgmejs",
   "version": "0.0.1",
   "description": "javascript part of a nativeMessaging gnupg integration",
   "main": "src/index.js",
   "private": true,
-  "scripts": {
-    "test": "mocha"
-  },
   "keywords": [],
   "author": "",
   "license": "",
   "devDependencies": {
     "webpack": "^4.5.0",
     "webpack-cli": "^2.0.14",
     "chai": "^4.1.2",
     "mocha": "^5.1.1"
   }
 }
diff --git a/lang/js/test/Helpers.js b/lang/js/test/Helpers.js
deleted file mode 100644
index 6b5a5382..00000000
--- a/lang/js/test/Helpers.js
+++ /dev/null
@@ -1,97 +0,0 @@
-/* gpgme.js - Javascript integration for gpgme
- * Copyright (C) 2018 Bundesamt für Sicherheit in der Informationstechnik
- *
- * This file is part of GPGME.
- *
- * GPGME is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as
- * published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
- *
- * GPGME is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this program; if not, see <http://www.gnu.org/licenses/>.
- * SPDX-License-Identifier: LGPL-2.1+
- */
-
-import { expect } from "../node_modules/chai/chai";
-import { gpgme_error} from "../src/Errors";
-import { GPGME_Key } from "../src/Key";
-import { isLongId, isFingerprint, toKeyIdArray } from "../src/Helpers"
-import { helper_params } from "./inputvalues";
-
-export function Helpertest(){
-    describe('Error Object handling', function(){
-        it('check the Timeout error', function(){
-            let test0 = gpgme_error('CONN_TIMEOUT');
-            expect(test0).to.be.an.instanceof(Error);
-            expect(test0.code).to.equal('CONN_TIMEOUT');
-        });
-        it('Error Object returns generic code if code is not listed', function(){
-            let test0 = gpgme_error(helper_params.invalidErrorCode);
-            expect(test0).to.be.an.instanceof(Error);
-            expect(test0.code).to.equal('GENERIC_ERROR');
-        });
-
-        it('Warnings like PARAM_IGNORED should not return errors', function(){
-            let test0 = gpgme_error('PARAM_IGNORED');
-            expect(test0).to.be.null;
-        });
-    });
-
-    describe('Fingerprint checking', function(){
-        it('isFingerprint(): valid Fingerprint', function(){
-            let test0  = isFingerprint(helper_params.validFingerprint);
-            expect(test0).to.be.true;
-        });
-        it('isFingerprint(): invalid Fingerprint', function(){
-            let test0 = isFingerprint(helper_params.invalidFingerprint);
-            expect(test0).to.be.false;
-        });
-    });
-    describe('Converting to Fingerprint', function(){
-        it('Correct Inputs', function(){
-            it('Fingerprint string', function(){
-                let test0 = toKeyIdArray(helper_params.validFingerprint);
-                expect(test0).to.be.an('array');
-                expect(test0).to.include(helper_params.validFingerprint);
-            });
-            it('GPGME_Key', function(){
-                expect(helper_params.validGPGME_Key).to.be.an.instanceof(GPGME_Key);
-                let test0 = toKeyIdArray(helper_params.validGPGME_Key);
-                expect(test0).to.be.an('array');
-                expect(test0).to.include(helper_params.validGPGME_Key.fingerprint);
-            });
-            it('Array of valid inputs', function(){
-                let test0 = toKeyIdArray(helper_params.validKeys);
-                expect(test0).to.be.an('array');
-                expect(test0).to.have.lengthOf(helper_params.validKeys.length);
-            });
-        });
-        describe('Incorrect inputs', function(){
-            it('valid Long ID', function(){
-                let test0 = toKeyIdArray(helper_params.validLongId);
-                expect(test0).to.be.empty;
-            });
-            it('invalidFingerprint', function(){
-                let test0 = toKeyIdArray(helper_params.invalidFingerprint);
-                expect(test0).to.be.empty;
-            });
-            it('invalidKeyArray', function(){
-                let test0 = toKeyIdArray(helper_params.invalidKeyArray);
-                expect(test0).to.be.empty;
-            });
-            it('Partially invalid array', function(){
-                let test0 = toKeyIdArray(helper_params.invalidKeyArray_OneBad);
-                expect(test0).to.be.an('array');
-                expect(test0).to.have.lengthOf(
-                    helper_params.invalidKeyArray_OneBad.length - 1);
-            });
-        });
-    });
-};
-export default Helpertest;
\ No newline at end of file
diff --git a/lang/js/test/Message.js b/lang/js/test/Message.js
deleted file mode 100644
index a7dd3af5..00000000
--- a/lang/js/test/Message.js
+++ /dev/null
@@ -1,93 +0,0 @@
-/* gpgme.js - Javascript integration for gpgme
- * Copyright (C) 2018 Bundesamt für Sicherheit in der Informationstechnik
- *
- * This file is part of GPGME.
- *
- * GPGME is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as
- * published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
- *
- * GPGME is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this program; if not, see <http://www.gnu.org/licenses/>.
- * SPDX-License-Identifier: LGPL-2.1+
- */
-
-import { expect } from "../node_modules/chai/chai";
-import { GPGME_Message, createMessage } from "../src/Message";
-
-import { message_params as mp, helper_params as hp} from "./inputvalues";
-
-export function Messagetest(){
-
-    describe('Message Object', function(){
-        describe('correct initialization of an encrypt Message', function(){
-            it('creating Message', function(){
-                let test0 = createMessage('encrypt');
-                expect(test0).to.be.an.instanceof(GPGME_Message);
-                expect(test0.isComplete).to.be.false;
-            });
-            it('Message is complete after setting mandatoy data', function(){
-                let test0 = createMessage('encrypt');
-                test0.setParameter('data', mp.valid_encrypt_data);
-                test0.setParameter('keys', hp.validFingerprints);
-                expect(test0.isComplete).to.be.true;
-            });
-            it('Complete Message contains the data that was set', function(){
-                let test0 = createMessage('encrypt');
-                test0.setParameter('data', mp.valid_encrypt_data);
-                test0.setParameter('keys', hp.validFingerprints);
-
-                expect(test0.message).to.not.be.null;
-                expect(test0.message).to.have.keys('op', 'data', 'keys');
-                expect(test0.message.op).to.equal('encrypt');
-                expect(test0.message.data).to.equal(
-                    mp.valid_encrypt_data);
-            });
-        });
-
-        describe('Incorrect initialization', function(){
-            it('non-allowed operation', function(){
-                let test0 = createMessage(mp.invalid_op_action);
-                expect(test0).to.be.an.instanceof(Error);
-                expect(test0.code).to.equal('MSG_WRONG_OP');
-            });
-            it('wrong parameter type in constructor', function(){
-                let test0 = createMessage(mp.invalid_op_type);
-                expect(test0).to.be.an.instanceof(Error);
-                expect(test0.code).to.equal('PARAM_WRONG');
-            });
-        });
-
-        describe('Setting wrong parameters', function(){
-            it('Wrong parameter name', function(){
-                let test0 = createMessage(mp.invalid_param_test.valid_op);
-                for (let i=0; i < mp.invalid_param_test.invalid_param_names.length; i++){
-                    let ret = test0.setParameter(
-                        mp.invalid_param_test.invalid_param_names[i],
-                        'Somevalue');
-                    expect(ret).to.be.an.instanceof(Error);
-                    expect(ret.code).to.equal('PARAM_WRONG');
-                }
-            });
-            it('Wrong parameter value', function(){
-                let test0 = createMessage(mp.invalid_param_test.valid_op);
-                for (let j=0;
-                    j < mp.invalid_param_test.invalid_values_0.length;
-                    j++){
-                        let ret = test0.setParameter(
-                            mp.invalid_param_test.validparam_name_0,
-                            mp.invalid_param_test.invalid_values_0[j]);
-                        expect(ret).to.be.an.instanceof(Error);
-                        expect(ret.code).to.equal('PARAM_WRONG');
-                }
-            });
-        });
-    });
-}
-export default Messagetest;
\ No newline at end of file
diff --git a/lang/js/test/index.js b/lang/js/test/index.js
deleted file mode 100644
index b8520515..00000000
--- a/lang/js/test/index.js
+++ /dev/null
@@ -1,28 +0,0 @@
-/* gpgme.js - Javascript integration for gpgme
- * Copyright (C) 2018 Bundesamt für Sicherheit in der Informationstechnik
- *
- * This file is part of GPGME.
- *
- * GPGME is free software; you can redistribute it and/or modify it
- * under the terms of the GNU Lesser General Public License as
- * published by the Free Software Foundation; either version 2.1 of
- * the License, or (at your option) any later version.
- *
- * GPGME is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this program; if not, see <http://www.gnu.org/licenses/>.
- * SPDX-License-Identifier: LGPL-2.1+
- */
-import { Helpertest } from "./Helpers";
-import { Messagetest } from "./Message";
-
-/**
- * Unit tests.
- */
-
-Helpertest();
-Messagetest();
diff --git a/lang/js/test/inputvalues.js b/lang/js/test/inputvalues.js
deleted file mode 100644
index 7752b82f..00000000
--- a/lang/js/test/inputvalues.js
+++ /dev/null
@@ -1,39 +0,0 @@
-import { gpgme_error } from "../src/Errors";
-
-export const helper_params = {
-    validLongId: '0A0A0A0A0A0A0A0A',
-    validKeys: ['A1E3BC45BDC8E87B74F4392D53B151A1368E50F3',
-        'ADDBC303B6D31026F5EB4591A27EABDF283121BB',
-        'EE17AEE730F88F1DE7713C54BBE0A4FF7851650A'],
-    validFingerprint: '9A9A7A7A8A9A9A7A7A8A9A9A7A7A8A9A9A7A7A8A',
-    validFingerprints: ['9A9A7A7A8A9A9A7A7A8A9A9A7A7A8A9A9A7A7A8A',
-        '9AAE7A338A9A9A7A7A8A9A9A7A7A8A9A9A7A7DDA'],
-    invalidLongId: '9A9A7A7A8A9A9A7A7A8A',
-    invalidFingerprint: [{hello:'World'}],
-    invalidKeyArray: {curiosity:'uncat'},
-    invalidKeyArray_OneBad: [
-        '12AE9F3E41B33BF77DF52B6BE8EE1992D7909B08',
-        'E1D18E6E994FA9FE9360Bx0E687B940FEFEB095A',
-        '3AEA7FE4F5F416ED18CEC63DD519450D9C0FAEE5'],
-    invalidErrorCode: 'Please type in all your passwords.',
-}
-
-export const message_params = {
-    invalid_op_action : 'dance',
-    invalid_op_type : [234, 34, '<>'],
-    valid_encrypt_data: "مرحبا بالعالم",
-    invalid_param_test: {
-        valid_op: 'encrypt',
-        invalid_param_names: [22,'dance', {}],
-        validparam_name_0: 'mime',
-        invalid_values_0: [2134, 'All your passwords', gpgme_error('12AE9F3E41B33BF77DF52B6BE8EE1992D7909B08'), null]
-    }
-}
-export const whatever_params = {
-    four_invalid_params: ['<(((-<', '>°;==;~~', '^^', '{{{{o}}}}']
-}
-
-export default {
-    helper_params: helper_params,
-    message_params: message_params
-}
\ No newline at end of file
diff --git a/lang/js/test/mocha.opts b/lang/js/test/mocha.opts
deleted file mode 100644
index 65adc1c3..00000000
--- a/lang/js/test/mocha.opts
+++ /dev/null
@@ -1,4 +0,0 @@
---require babel-register
---reporter spec
---ui bdd
---colors