PR #17599 broke `yarn test-build-devtools`. (b6c423daadaa35da3f34048628df9635505eecb1 is not broken,  0cf22a56a18790ef34c71bef14f64695c0498619 is broken)
```
    Configuration error:
    
    Could not locate module shared/consoleWithStackDev mapped as:
    /Users/bvaughn/Documents/git/react/build/node_modules/shared/consoleWithStackDev.
    
    Please check your configuration for these entries:
    {
      "moduleNameMapper": {
        "/^shared\/([^\/]+)$/": "/Users/bvaughn/Documents/git/react/build/node_modules/shared/$1"
      },
      "resolver": null
    }
```
expect(props.float).toEqual(1.23);
    expect(props.string).toEqual('abc');
    expect(props.string_empty).toEqual('');
    expect(props.nan).toBeNaN();
    expect(props.value_null).toBeNull();
    expect(props.value_undefined).toBeUndefined();
    done();
  });
  it('should support complex data types', async done => {
    const Immutable = require('immutable');
    const Example = () => null;
    const arrayOfArrays = [[['abc', 123, true], []]];
    const div = document.createElement('div');
    const exampleFunction = () => {};
    const setShallow = new Set(['abc', 123]);
    const mapShallow = new Map([['name', 'Brian'], ['food', 'sushi']]);
    const setOfSets = new Set([new Set(['a', 'b', 'c']), new Set([1, 2, 3])]);
    const mapOfMaps = new Map([['first', mapShallow], ['second', mapShallow]]);
    const objectOfObjects = {
      inner: {string: 'abc', number: 213, boolean: true},
    };
    const typedArray = Int8Array.from([100, -100, 0]);
    const arrayBuffer = typedArray.buffer;
    const dataView = new DataView(arrayBuffer);
    const immutableMap = Immutable.fromJS({
      a: [{hello: 'there'}, 'fixed', true],
      b: 123,
      c: {
        '1': 'xyz',
        xyz: 1,