optimizely-oui/dist/js/components/Checkbox/tests/index.js

Optimizely's Component Library.

"use strict";

var _react = _interopRequireDefault(require("react"));

var _index = _interopRequireDefault(require("../index"));

var _enzyme = require("enzyme");

var _enzymeToJson = require("enzyme-to-json");

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }

describe("components/Checkbox", function () {
  var mockFunction = jest.fn();
  it("should render an input of type checkbox", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], null));
    expect(component.find('input[type="checkbox"]').length).toBe(1);
  });
  it("should render a checked checkbox when `defaultChecked` is true", function () {
    var component = (0, _enzyme.shallow)(_react["default"].createElement(_index["default"], {
      defaultChecked: true
    }));
    expect((0, _enzymeToJson.shallowToJson)(component)).toMatchSnapshot();
  });
  it("should render an unchecked checkbox when `defaultChecked` is false", function () {
    var component = (0, _enzyme.shallow)(_react["default"].createElement(_index["default"], {
      defaultChecked: false
    }));
    expect((0, _enzymeToJson.shallowToJson)(component)).toMatchSnapshot();
  });
  it("should render a checked checkbox when `checked` is true", function () {
    var component = (0, _enzyme.shallow)(_react["default"].createElement(_index["default"], {
      checked: true,
      onChange: mockFunction
    }));
    expect((0, _enzymeToJson.shallowToJson)(component)).toMatchSnapshot();
  });
  it("should render an unchecked checkbox when `checked` is false", function () {
    var component = (0, _enzyme.shallow)(_react["default"].createElement(_index["default"], {
      checked: false,
      onChange: mockFunction
    }));
    expect((0, _enzymeToJson.shallowToJson)(component)).toMatchSnapshot();
  });
  it("should throw an error if a checkbox is rendered without an onChange function", function () {
    spyOn(console, "error").and.stub();
    (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      checked: true
    }));
    expect(console.error.calls.all()[0].args[0]).toContain("You provided a `checked` prop to a form field without an `onChange` handler"); // eslint-disable-line
  });
  it("should call the onChange event handler when the checkbox is changed", function () {
    var handler = {
      onChange: function onChange(event) {
        return null;
      }
    };
    spyOn(handler, "onChange");
    var component = (0, _enzyme.shallow)(_react["default"].createElement(_index["default"], {
      onChange: handler.onChange
    }));
    component.find("input").simulate("change");
    expect(handler.onChange).toHaveBeenCalled();
  });
  it("should be wrapped in a label", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], null));
    var label = component.find("label");
    var checkbox = label.find('input[type="checkbox"]');
    expect(label.length).toBe(1);
    expect(checkbox.length).toBe(1);
  });
  it("label should render text", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      label: "foo"
    }));
    var label = component.find("label");
    expect(label.text()).toBe("foo");
  });
  it("should add disabled class to label text when disabled", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      isDisabled: true
    }));
    var label = component.find(".oui-label--disabled");
    expect(label.length).toBe(1);
  });
  it("should not add disabled class to label text when not disabled", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      isDisabled: false
    }));
    var label = component.find(".oui-label--disabled");
    expect(label.length).toBe(0);
  });
  it("should add disabled attribute to checkbox when disabled", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      isDisabled: true
    }));
    var input = component.find("input[disabled]");
    expect(input.length).toBe(1);
  });
  it("should add weight--normal class to label text when no labelWeight prop present", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], null));
    var label = component.find(".weight--normal");
    expect(label.length).toBe(1);
  });
  it('should add weight--normal class to label text when labelWeight prop = "normal"', function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      labelWeight: "normal"
    }));
    var label = component.find(".weight--normal");
    expect(label.length).toBe(1);
  });
  it('should add weight--light class to label text when labelWeight prop = "light"', function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      labelWeight: "light"
    }));
    var label = component.find(".weight--light");
    expect(label.length).toBe(1);
  });
  it('should add weight--bold class to label text when labelWeight prop = "bold"', function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      labelWeight: "bold"
    }));
    var label = component.find(".weight--bold");
    expect(label.length).toBe(1);
  });
  it("should not add disabled attribute to checkbox when not disabled", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      isDisabled: false
    }));
    expect(component.find("input").prop("disabled")).toBe(false);
  });
  it("should properly add a test section to label", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      testSection: "duck"
    }));
    expect(component.find('[data-test-section="duck-label"]').length).toBe(1);
  });
  it("should properly add a test section to checkbox", function () {
    var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
      testSection: "duck"
    }));
    expect(component.find('input[type="checkbox"][data-test-section="duck"]').length).toBe(1);
  });
  describe("when given a className", function () {
    it("appends it to the checkbox element", function () {
      var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
        className: "extra-class"
      }));
      expect(component.find("input").prop("className").includes("extra-class")).toBe(true);
    });
  });
  describe("when given an unknown prop", function () {
    it("passes it to the checkbox element", function () {
      // @ts-ignore: `unknownProps` is not part of any typed interface and therefore a good test value.
      var component = (0, _enzyme.mount)(_react["default"].createElement(_index["default"], {
        unknownProp: "some value"
      }));
      expect(component.find("input")).toHaveProp({
        unknownProp: "some value"
      });
    });
  });
});