test: Add tests for parseRequest user and request objects

ThatTobMate · kamilogorek · commit ca982452d5c7 · 2019-08-06T11:09:02.000+02:00
diff --git a/packages/node/test/handlers.test.ts b/packages/node/test/handlers.test.ts
@@ -0,0 +1,73 @@
+import { parseRequest } from '../src/handlers';
+import { Event } from '../src';
+
+describe('parseRequest', () => {
+  const mockReq = {
+    method: 'GET',
+    url: '/some/path?key=value',
+    headers: {
+      host: 'mattrobenolt.com',
+    },
+    cookies: { test: 'test' },
+    body: '',
+    user: {
+      id: 123,
+      username: 'tobias',
+      email: 'tobias@mail.com',
+      custom_property: 'foo',
+    },
+  };
+
+  describe('parseRequest.user properties', () => {
+    const DEFAULT_USER_KEYS = ['id', 'username', 'email'];
+    const CUSTOM_USER_KEYS = ['custom_property'];
+
+    test('parseRequest.user only contains the default properties from the user', done => {
+      const fakeEvent: Event = {};
+      const parsedRequest: Event = parseRequest(fakeEvent, mockReq);
+      const userKeys = Object.keys(parsedRequest.user);
+
+      expect(userKeys).toEqual(DEFAULT_USER_KEYS);
+      expect(userKeys).not.toEqual(expect.arrayContaining(CUSTOM_USER_KEYS));
+      done();
+    });
+
+    test('parseRequest.user only contains the custom properties specified in the options.user array', done => {
+      const options = {
+        user: CUSTOM_USER_KEYS,
+      };
+      const fakeEvent: Event = {};
+      const parsedRequest: Event = parseRequest(fakeEvent, mockReq, options);
+      const userKeys = Object.keys(parsedRequest.user);
+
+      expect(userKeys).toEqual(CUSTOM_USER_KEYS);
+      expect(userKeys).not.toEqual(expect.arrayContaining(DEFAULT_USER_KEYS));
+      done();
+    });
+  });
+
+  describe('parseRequest.request properties', () => {
+    test('parseRequest.request only contains the default set of properties from the request', done => {
+      const DEFAULT_REQUEST_PROPERTIES = ['cookies', 'data', 'headers', 'method', 'query_string', 'url'];
+      const fakeEvent: Event = {};
+      const parsedRequest: Event = parseRequest(fakeEvent, mockReq, {});
+      expect(Object.keys(parsedRequest.request)).toEqual(DEFAULT_REQUEST_PROPERTIES);
+      done();
+    });
+
+    test('parseRequest.request only contains the specified properties in the options.request array', done => {
+      const EXCLUDED_PROPERTIES = ['cookies', 'method'];
+      const INCLUDED_PROPERTIES = ['data', 'headers', 'query_string', 'url'];
+      const options = {
+        request: INCLUDED_PROPERTIES,
+      };
+      const fakeEvent: Event = {};
+      const parsedRequest: Event = parseRequest(fakeEvent, mockReq, options);
+      const requestKeys = Object.keys(parsedRequest.request);
+
+      expect(requestKeys).toEqual(INCLUDED_PROPERTIES);
+      expect(requestKeys).not.toEqual(expect.arrayContaining(EXCLUDED_PROPERTIES));
+      done();
+    });
+  });
+});
