diff --git a/lib/settings.js b/lib/settings.js
index 414505d..e11e593 100644
--- a/lib/settings.js
+++ b/lib/settings.js
@@ -35,32 +35,6 @@ export default class {
                 data({uri, headers, data}) {
                     return undefined;
                 }
-            },
-
-            'http POST transformer': {
-                headers({uri, headers, data}) {
-                    const postHeaders = {};
-                    postHeaders['Content-type'] = 'application/x-www-form-urlencoded';
-                    if (headers) {
-                        Object.keys(headers).reduce((phds, headKey) => {
-                            phds[headKey] = headers[headKey];
-                            return phds;
-                        }, postHeaders);
-                    }
-                    return postHeaders;
-                },
-                data({uri, headers, data}) {
-                    if (!data) {
-                        return data;
-                    }
-                    return Object.keys(data).reduce((newData, d, index) => {
-                        if (index !== 0) {
-                            newData += '&';
-                        }
-                        newData += `${d}=${data[d]}`;
-                        return newData;
-                    }, '');
-                }
             }
         };
 
diff --git a/test/method-transformer-test.js b/test/method-transformer-test.js
deleted file mode 100644
index 28692f7..0000000
--- a/test/method-transformer-test.js
+++ /dev/null
@@ -1,31 +0,0 @@
-/*eslint-env mocha*/
-import {assert} from 'chai';
-import Settings from '../lib/settings';
-
-describe('HTTP_METHODS', () => {
-    const settings = new Settings();
-
-    it('GET method simple uri', () => {
-        const uriFn = settings.get('http GET transformer').uri;
-        const dataFn = settings.get('http GET transformer').data;
-
-        assert(uriFn({uri: '/route', data:{a:'b', c:'d'}}) === '/route?a=b&c=d');
-        assert(dataFn({uri: '/route', data:{a:'b', c:'d'}}) === undefined);
-    });
-
-    it('GET method uri with query string', () => {
-        const uriFn = settings.get('http GET transformer').uri;
-        const dataFn = settings.get('http GET transformer').data;
-
-        assert(uriFn({uri: '/route?x=y&z=a', data:{a:'b', c:'d'}}) === '/route?x=y&z=a&a=b&c=d');
-        assert(dataFn({uri: '/route?x=y&z=a', data:{a:'b', c:'d'}}) === undefined);
-    });
-
-    it('GET method uri with query string and anchor', () => {
-        const uriFn = settings.get('http GET transformer').uri;
-        const dataFn = settings.get('http GET transformer').data;
-
-        assert(uriFn({uri: '/route?x=y&z=a#anchor1', data:{a:'b', c:'d'}}) === '/route?x=y&z=a&a=b&c=d#anchor1');
-        assert(dataFn({uri: '/route?x=y&z=a#anchor1', data:{a:'b', c:'d'}}) === undefined);
-    });
-});
\ No newline at end of file
diff --git a/test/router-test.js b/test/router-test.js
index dd2a1dc..2fcb57f 100755
--- a/test/router-test.js
+++ b/test/router-test.js
@@ -17,6 +17,16 @@ describe('Router', () => {
         });
     });
 
+    describe('use method', () => {
+        const router = frontexpress.Router();
+        chai.expect(() => {
+            router.use();
+        }).to.throw(TypeError);
+        chai.expect(() => {
+            router.use('dddd');
+        }).to.throw(TypeError);
+    });
+
     describe('visited method', () => {
         it('get visited route', ()=> {
             const router = frontexpress.Router();
diff --git a/test/settings-test.js b/test/settings-test.js
new file mode 100644
index 0000000..36c8bf4
--- /dev/null
+++ b/test/settings-test.js
@@ -0,0 +1,33 @@
+/*eslint-env mocha*/
+import {assert} from 'chai';
+import Settings from '../lib/settings';
+
+describe('Settings', () => {
+    const settings = new Settings();
+
+    describe('http GET method transformer', () => {
+        it('simple uri', () => {
+            const uriFn = settings.get('http GET transformer').uri;
+            const dataFn = settings.get('http GET transformer').data;
+
+            assert(uriFn({uri: '/route', data:{a:'b', c:'d'}}) === '/route?a=b&c=d');
+            assert(dataFn({uri: '/route', data:{a:'b', c:'d'}}) === undefined);
+        });
+
+        it('uri with query string', () => {
+            const uriFn = settings.get('http GET transformer').uri;
+            const dataFn = settings.get('http GET transformer').data;
+
+            assert(uriFn({uri: '/route?x=y&z=a', data:{a:'b', c:'d'}}) === '/route?x=y&z=a&a=b&c=d');
+            assert(dataFn({uri: '/route?x=y&z=a', data:{a:'b', c:'d'}}) === undefined);
+        });
+
+        it('uri with query string and anchor', () => {
+            const uriFn = settings.get('http GET transformer').uri;
+            const dataFn = settings.get('http GET transformer').data;
+
+            assert(uriFn({uri: '/route?x=y&z=a#anchor1', data:{a:'b', c:'d'}}) === '/route?x=y&z=a&a=b&c=d#anchor1');
+            assert(dataFn({uri: '/route?x=y&z=a#anchor1', data:{a:'b', c:'d'}}) === undefined);
+        });
+    });
+});
\ No newline at end of file