How do I fix it so the test case can go through?

PS D: orestforthewiccad> npm test > norestfor thewiccad@1.0.0 test > jest FAIL ./test.js - Test suite failed to run Cannot find module 'supertest' from 'test.js' \begin{tabular}{l|l} >1 & const request = require('supertest'); \\ 2 & const app = require('../app'); \\ 3 & \\ 4 & describe('GET /,(){ \\ at Resolver__throwModNotFoundError (node_modules/jest-resolve/build/resolver.js:425:11) \end{tabular}