@hello-pangea/color-picker/src/components/block/spec.js

React color pickers from Sketch, Photoshop, Chrome, Github, Twitter & more

/* global test, jest, expect */

import React from "react";
import renderer from "react-test-renderer";
import { mount } from "enzyme";

import Block from "./Block";
import BlockSwatches from "./BlockSwatches";
import { Swatch } from "../common";
import * as color from "../../helpers/color";

test("Block renders correctly", () => {
  const tree = renderer.create(<Block />).toJSON();
  expect(tree).toMatchSnapshot();
});

test("Block onChange events correctly", () => {
  const changeSpy = jest.fn((data) => {
    expect(color.simpleCheckForValidColor(data)).toBeTruthy();
  });
  const tree = mount(<Block onChange={changeSpy} />);
  expect(changeSpy).toHaveBeenCalledTimes(0);
  const swatches = tree.find(Swatch);
  swatches.at(0).childAt(0).simulate("click");

  expect(changeSpy).toHaveBeenCalled();
});

test("Block with onSwatchHover events correctly", () => {
  const hoverSpy = jest.fn((data) => {
    expect(color.simpleCheckForValidColor(data)).toBeTruthy();
  });
  const tree = mount(<Block onSwatchHover={hoverSpy} />);
  expect(hoverSpy).toHaveBeenCalledTimes(0);
  const swatches = tree.find(Swatch);
  swatches.at(0).childAt(0).simulate("mouseOver");

  expect(hoverSpy).toHaveBeenCalled();
});

test('Block `triangle="hide"`', () => {
  const tree = renderer.create(<Block triangle="hide" />).toJSON();
  expect(tree).toMatchSnapshot();
});

test("BlockSwatches renders correctly", () => {
  const tree = renderer
    .create(<BlockSwatches colors={["#fff", "#999", "#000"]} />)
    .toJSON();
  expect(tree).toMatchSnapshot();
});
test("Block renders custom styles correctly", () => {
  const tree = renderer
    .create(<Block styles={{ default: { card: { boxShadow: "none" } } }} />)
    .toJSON();
  expect(tree.props.style.boxShadow).toBe("none");
});