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Front-end Testing 101: Integration and End-to-end Testing

Main E2E Test Defects: Determinism

Explore how to identify and fix non-deterministic issues in E2E tests with Cypress. Learn strategies such as randomizing user data and database resetting to create reliable and repeatable front-end tests.

We'll cover the following...

Introduction

Recalling the signup flow E2E test:

context("Signup flow", () => {
  it("The happy path should work", () => {
    cy.visit("/register");
    cy.get(".form-control").then($els => {
      cy.get($els[0]).type("Tester");
      cy.get($els[1]).type("user@realworld.io");
      cy.get($els[2]).type("mysupersecretpassword");
    });
    cy.get("button").click();
...