diff --git a/.nycrc b/.nycrc
index 3c1e749654..80908a5007 100644
--- a/.nycrc
+++ b/.nycrc
@@ -5,7 +5,6 @@
     ],
     "exclude": [
         "lib/main.js",
-        "lib/application/interfaces/**/*.js",
         "test/**/*.js"
     ]
 }
diff --git a/test/application/index.js b/test/application/index.js
index 392ea5d5fa..c3d49c2d96 100644
--- a/test/application/index.js
+++ b/test/application/index.js
@@ -16,8 +16,10 @@
  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 
+const InterfacesSuite = require('./interfaces');
 const UseCasesSuite = require('./usecases');
 
 module.exports = () => {
+    describe('Interfaces', InterfacesSuite);
     describe('Use Cases', UseCasesSuite);
 };
diff --git a/test/application/interfaces/index.js b/test/application/interfaces/index.js
new file mode 100644
index 0000000000..8db46a23c1
--- /dev/null
+++ b/test/application/interfaces/index.js
@@ -0,0 +1,91 @@
+/**
+ * This file is part of the ALICE Electronic Logbook v2, also known as Jiskefet.
+ * Copyright (C) 2020  Stichting Hogeschool van Amsterdam
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published
+ * by the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+const fs = require('fs');
+const path = require('path');
+const chai = require('chai');
+
+const { expect } = chai;
+
+module.exports = () => {
+    const useCasesPath = path.resolve(__dirname, '..', '..', '..', 'lib', 'application', 'interfaces');
+    getAllFiles(useCasesPath).forEach((file) => {
+        if (!file.endsWith('.js') || file.endsWith('index.js')) return;
+
+        const relativePath = path.relative(useCasesPath, file);
+        const testName = relativePath.toString().substr(0, relativePath.toString().length - 3);
+        describe(testName, () => {
+            const clazz = require(file);
+
+            getAllFuncs(clazz.prototype).forEach((method) => {
+                if (method === 'constructor') return;
+
+                describe(method, () => {
+                    const instance = new clazz();
+                    const expected = 'The method or operation is not implemented.';
+
+                    const callable = instance[method];
+                    if (callable.constructor.name === 'AsyncFunction') {
+                        it('should return a rejected Promise', () => callable()
+                            .then(() => expect.fail())
+                            .catch((err) => expect(err).to.equal(expected)));
+                    } else {
+                        it('should return an Error', () => {
+                            try {
+                                callable();
+                                expect.fail();
+                            } catch (error) {
+                                expect(error).to.be.an('Error');
+                                expect(error).to.haveOwnProperty('message');
+                                expect(error.message).to.equal(expected);
+                            }
+                        });
+                    }
+                });
+            });
+        });
+    });
+};
+
+/* eslint-disable */
+function getAllFuncs(toCheck) {
+    var props = [];
+    var obj = toCheck;
+    do {
+        if (obj.constructor.name !== 'Object') {
+            props = props.concat(Object.getOwnPropertyNames(obj));
+        }
+    } while (obj = Object.getPrototypeOf(obj));
+
+    return props.sort().filter((e, i, arr) => {
+        if (e != arr[i + 1] && typeof toCheck[e] == 'function') return true;
+    });
+}
+
+function getAllFiles(basePath, found = []) {
+    fs.readdirSync(basePath).forEach((file) => {
+        if (fs.lstatSync(path.resolve(basePath, file)).isDirectory()) {
+            found = getAllFiles(path.resolve(basePath, file), found);
+        } else {
+            found.push(path.resolve(basePath, file));
+        }
+    });
+
+    return found;
+}
+/* eslint-enable */