import React from "react";
import { mount, shallow } from "enzyme";
import TextInput from ".";
describe("", () => {
it("renders without error", () => {
const wrapper = mount();
expect(wrapper).toExist();
});
it("not re-render test", () => {
const onChange = jest.fn();
const wrapper = shallow(
).instance();
const shouldUpdate = wrapper.shouldComponentUpdate(wrapper.props);
expect(shouldUpdate).toBe(false);
});
it("re-render test by value", () => {
const onChange = jest.fn();
const wrapper = shallow(
).instance();
const shouldUpdate = wrapper.shouldComponentUpdate({
...wrapper.props,
value: "another text",
});
expect(shouldUpdate).toBe(true);
});
it("accepts id", () => {
const wrapper = mount(
);
expect(wrapper.prop("id")).toEqual("testId");
});
it("accepts className", () => {
const wrapper = mount(
);
expect(wrapper.prop("className")).toEqual("test");
});
it("accepts style", () => {
const wrapper = mount(
);
expect(wrapper.getDOMNode().style).toHaveProperty("color", "red");
});
});