add misc 400 tests

src/routes/getTopCategoryUsers.ts

@@ -2,10 +2,12 @@ import { db } from "../databases/databases";
 import { createMemoryCache } from "../utils/createMemoryCache";
 import { config } from "../config";
 import { Request, Response } from "express";
+import { validateCategories } from "../utils/parseParams";
 
 const MILLISECONDS_IN_MINUTE = 60000;
 // eslint-disable-next-line @typescript-eslint/no-misused-promises
 const getTopCategoryUsersWithCache = createMemoryCache(generateTopCategoryUsersStats, config.getTopUsersCacheTimeMinutes * MILLISECONDS_IN_MINUTE);
+/* istanbul ignore next */
 const maxRewardTimePerSegmentInSeconds = config.maxRewardTimePerSegmentInSeconds ?? 86400;
 
 interface DBSegment {
@@ -38,7 +40,6 @@ async function generateTopCategoryUsersStats(sortBy: string, category: string) {
         }
     }
 
-
     return {
         userNames,
         viewCounts,
@@ -51,7 +52,7 @@ export async function getTopCategoryUsers(req: Request, res: Response): Promise<
     const sortType = parseInt(req.query.sortType as string);
     const category = req.query.category as string;
 
-    if (sortType == undefined || !config.categoryList.includes(category) ) {
+    if (sortType == undefined || !validateCategories([category]) ) {
         //invalid request
         return res.sendStatus(400);
     }

src/routes/getTotalStats.ts

@@ -67,7 +67,6 @@ function getStats(countContributingUsers: boolean): Promise<DBStatsData> {
     }
 }
 
-
 function updateExtensionUsers() {
     if (config.userCounterURL) {
         axios.get(`${config.userCounterURL}/api/v1/userCount`)
@@ -87,12 +86,13 @@ function updateExtensionUsers() {
         });
     getCWSUsers(chromeExtId)
         .then(res => chromeUsersCache = res)
-        .catch(() =>
+        .catch(/* istanbul ignore next */ () =>
             getChromeUsers(chromeExtensionUrl)
                 .then(res => chromeUsersCache = res)
         );
 }
 
+/* istanbul ignore next */
 function getChromeUsers(chromeExtensionUrl: string): Promise<number> {
     return axios.get(chromeExtensionUrl)
         .then(res => {

src/utils/parseParams.ts

@@ -73,3 +73,6 @@ export const parseActionTypes = (req: Request, fallback: ActionType[]): ActionTy
 
 export const parseRequiredSegments = (req: Request): SegmentUUID[] | undefined =>
     syntaxErrorWrapper(getRequiredSegments, req, []); // never fall back
+
+export const validateCategories = (categories: string[]): boolean =>
+    categories.every((category: string) => config.categoryList.includes(category));