gradido/e2e-tests/cypress/tests/cypress/support/e2e.ts

import jwtDecode from "jwt-decode";

Cypress.Commands.add("login", (email, password) => {
  cy.clearLocalStorage("vuex");

  cy.request({
    method: "POST",
    url: Cypress.env("backendURL"),
    body: {
      operationName: null,
      variables: {
        email: email,
        password: password,
      },
      query: Cypress.env("loginQuery"),
    },
  }).then(async (response) => {
    const token = response.headers.token;
    let tokenTime;

    // to avoid JWT InvalidTokenError, the decoding of the token is wrapped
    // in a try-catch block (see
    // https://github.com/auth0/jwt-decode/issues/65#issuecomment-395493807)
    try {
      tokenTime = jwtDecode(token).exp;
    } catch (tokenDecodingError) {
      cy.log("JWT decoding error: ", tokenDecodingError);
    }

    const vuexToken = {
      token: token,
      tokenTime: tokenTime,
    };

    cy.visit("/");
    window.localStorage.setItem("vuex", JSON.stringify(vuexToken));
  });
});