Questions tagged [jest-fetch-mock]

99 questions
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Testing fetch action in react/redux app

Im starting with unit testing and Jest. What I want is to test the action's response after fetching some resources from the db. This is the action code: export function loadPortlets() { return function(dispatch) { return…
diegoalmesp
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jest mock setup with fetch-mock

I am not sure why but the test fails as it says Expected mock function to have been called.. How should I setup the addFundingSource mock to have it called? I can't jest.mock the whole module like the others (for instance…
Sean Magyar
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Jest test cases are not failing as well not passing

My Package.json code: "dependencies": { "gulp-jest": "^2.0.0", "jest-cli": "^20.0.4", "supertest": "^1.2.0" } "scripts": { "test": "gulp test" } my gulpfile test tasks are as gulp.task('run-tests', (done) => { …
Nikita S
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What is Expect function to validate schema in JEST and Supertest?

like in chakram testing expect(WallObject).to.have.schema(expectedSchema). Similarly which function is there in Jest? I am using jest with supertest.
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Unable to mock utility function using import.meta to read file in Jest test

I am reading a a file using import.meta to resolve the directory which fails when trying to mock it in a function. Here is the part of the code which I want to mock // readFileUtil const __filename =…
BreenDeen
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Jest testing conditional response

I have data const data = { animal: 'cat', isBlack: true } What I wish my component to render some text if the cat is black and not to render if the cat is not black. I have several tests describe('About', () => { const data = { animal:…
Katharina Schreiber
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How to write a test case for this function in jest

// Code for Timer Function// Function startTimer (event) { var session Timeout= setTimeout (function () { Self.postMessage ( { Message:'show dialog' }; ); }, event.duration); } How to write test…
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Jest Mock not returning the mock data while writing Unit Test in react

I am calling an API using fetch and writing test cases for that. While making the Fetch call, I am expected mocked data but getting API error message. Please help me to know why its not mocking the data. Using Jest, jest-fetch-mock modules. Code is…
Anand Deep Singh
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Can anyone help how I should start or give me an abstract form of the possible unit tests I can write

import service from "Api/service"; import { ROOT_URL, saveError } from "Api"; import { FETCH_USER_REQUEST, FETCH_USER_FAILURE, FETCH_USER_SUCCESS } from "Constants/redux"; // it fetch the details of an user export const fetchDetails = () => { …
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