redux-devtools/packages/map2tree/test/map2tree.spec.js

import map2tree from '../src';
import immutable from 'immutable';

test('# rootNodeKey', () => {
  const map = {};
  const options = {key: 'foo'};

  expect(map2tree(map, options).name).toBe('foo');
});

describe('# shallow map', () => {
  test('## null', () => {
    const map = {
      a: null
    };

    const expected = {
      name: 'state',
      children: [
        {name: 'a', value: null}
      ]
    };

    expect(map2tree(map)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map))).toEqual(expected);
  });

  test('## value', () => {
    const map = {
      a: 'foo',
      b: 'bar'
    };

    const expected = {
      name: 'state',
      children: [
        {name: 'a', value: 'foo'},
        {name: 'b', value: 'bar'}
      ]
    };

    expect(map2tree(map)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map))).toEqual(expected);
  });

  test('## object', () => {
    const map = {
      a: {aa: 'foo'}
    };

    const expected = {
      name: 'state',
      children: [
        {name: 'a', children: [{name: 'aa', value: 'foo'}]}
      ]
    };

    expect(map2tree(map)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map))).toEqual(expected);
  });

  test('## immutable Map', () => {
    const map = {
      a: immutable.fromJS({aa: 'foo', ab: 'bar'})
    };

    const expected = {
      name: 'state',
      children: [
        {name: 'a', children: [{name: 'aa', value: 'foo'}, {name: 'ab', value: 'bar'}]}
      ]
    };

    expect(map2tree(map)).toEqual(expected);
  })
});

describe('# deep map', () => {
  test('## null', () => {
    const map = {
      a: {aa: null}
    };

    const expected = {
      name: 'state',
      children: [
        {
          name: 'a',
          children: [
            {
              name: 'aa',
              value: null
            }
          ]
        }
      ]
    };

    expect(map2tree(map)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map))).toEqual(expected);
  });

  test('## object', () => {
    const map = {
      a: {aa: {aaa: 'foo'}}
    };

    const expected = {
      name: 'state',
      children: [
        {
          name: 'a',
          children: [
            {
              name: 'aa',
              children: [
                {name: 'aaa', value: 'foo'}
              ]
            }
          ]
        }
      ]
    };

    expect(map2tree(map)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map))).toEqual(expected);
  });
});

describe('# array map', () => {
  const map = {
    a: [
      1,
      2
    ]
  };

  test('## push', () => {
    const expected = {
      name: 'state',
      children: [{
        name: 'a',
        children: [
          {name: 'a[0]', value: 1},
          {name: 'a[1]', value: 2}]
      }]
    };

    expect(map2tree(map)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map))).toEqual(expected);
  });

  test('## unshift', () => {
    const options = {pushMethod: 'unshift'};
    const expected = {
      name: 'state',
      children: [{
        name: 'a',
        children: [
          {name: 'a[1]', value: 2},
          {name: 'a[0]', value: 1}
        ]
      }]
    };

    expect(map2tree(map, options)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map), options)).toEqual(expected);
  });

  test('## null', () => {
    const map = {
      a: [
        null
      ]
    };

    const expected = {
      name: 'state',
      children: [{
        name: 'a',
        children: [
          {name: 'a[0]', value: null}
        ]
      }]
    };

    expect(map2tree(map)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map))).toEqual(expected);
  })
});

describe('# collection map', () => {
  test('## value', () => {
    const map = {
      a: [
        {aa: 1},
        {aa: 2}
      ]
    };

    const expected = {
      name: 'state',
      children: [
        {
          name: 'a',
          children: [
            {name: 'a[0]', object: {aa: 1}},
            {name: 'a[1]', object: {aa: 2}}
          ]
        }
      ]
    };

    expect(map2tree(map)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map))).toEqual(expected);
  });

  test('## object', () => {
    const map = {
      a: [
        {aa: {aaa: 'foo'}}
      ]
    };

    const expected = {
      name: 'state',
      children: [
        {
          name: 'a',
          children: [
            {name: 'a[0]', object: {aa: {aaa: 'foo'}}}
          ]
        }
      ]
    };

    expect(map2tree(map)).toEqual(expected);
    expect(map2tree(immutable.fromJS(map))).toEqual(expected);
  })
});