svgedit/cypress/integration/ui/issues/issue-359.js

import {
  visitAndApproveStorage
} from '../../../support/ui-test-helper.js';

// See https://github.com/SVG-Edit/svgedit/issues/359
describe('Fix issue 359', function () {
  beforeEach(() => {
    visitAndApproveStorage();
  });

  it('can undo without throwing', function () {
    cy.get('#tool_source').click();
    cy.get('#svg_source_textarea')
      .type('{selectall}', {force: true})
      .type(`<svg width="640" height="480" xmlns="http://www.w3.org/2000/svg">
      <g class="layer">
       <title>Layer 1</title>
        <rect fill="#ffff00" height="70" width="165" x="179.5" y="146.5"/>
      </g>
     </svg>`, {parseSpecialCharSequences: false, force: true});
    cy.get('#tool_source_save').click();
    cy.get('#tool_undo').click();
    cy.get('#tool_redo').click(); // test also redo to make the test more comprehensive
    // if the undo throws an error to the console, the test will fail
  });
});