web-console/src/components/json-input/json-input.spec.tsx

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { render } from '@testing-library/react';
import Hjson from 'hjson';

import { extractRowColumnFromHjsonError, JsonInput } from './json-input';

describe('JsonInput', () => {
  it('matches snapshot (null)', () => {
    const jsonCollapse = <JsonInput onChange={() => {}} value={null} />;
    const { container } = render(jsonCollapse);
    expect(container.firstChild).toMatchSnapshot();
  });

  it('matches snapshot (value)', () => {
    const value = {
      hello: ['world', { a: 1, b: 2 }],
    };
    const jsonCollapse = <JsonInput onChange={() => {}} value={value} />;
    const { container } = render(jsonCollapse);
    expect(container.firstChild).toMatchSnapshot();
  });

  it('extractRowColumnFromHjsonError is ok with non matching error', () => {
    expect(extractRowColumnFromHjsonError(new Error('blah blah'))).toBeUndefined();
  });

  it('extractRowColumnFromHjsonError works with real error', () => {
    let error: Error | undefined;
    try {
      Hjson.parse(`{\n"Hello" "World"\n}`);
    } catch (e) {
      error = e;
    }

    expect(error).toBeDefined();

    const rc = extractRowColumnFromHjsonError(error!);
    expect(rc).toEqual({
      column: 8,
      row: 1,
    });
  });
});