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path: root/public/src/jestGlobalMocks.ts
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global['CSS'] = null;

const mock = () => {
  let storage = {};
  return {
    getItem: key => (key in storage ? storage[key] : null),
    setItem: (key, value) => (storage[key] = value || ''),
    removeItem: key => delete storage[key],
    clear: () => (storage = {})
  };
};

Object.defineProperty(window, 'localStorage', { value: mock() });
Object.defineProperty(window, 'sessionStorage', { value: mock() });
Object.defineProperty(document, 'doctype', {
  value: '<!DOCTYPE html>'
});
Object.defineProperty(window, 'getComputedStyle', {
  value: () => {
    return {
      display: 'none',
      appearance: ['-webkit-appearance']
    };
  }
});
Object.defineProperty(document.body.style, 'transform', {
  value: () => {
    return {
      enumerable: true,
      configurable: true
    };
  }
});