SafeAnchor.test.jsx

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import React from "react";

import { SafeAnchor } from "content-src/components/DiscoveryStreamComponents/SafeAnchor/SafeAnchor";

import { shallow } from "enzyme";

describe("Discovery Stream <SafeAnchor>", () => {

  let warnStub;

  let sandbox;

  beforeEach(() => {

    warnStub = sinon.stub(console, "warn");

    sandbox = sinon.createSandbox();

});

  afterEach(() => {

    warnStub.restore();

    sandbox.restore();

});

  it("should render with anchor", () => {

    const wrapper = shallow(<SafeAnchor />);

    assert.lengthOf(wrapper.find("a"), 1);

});

  it("should render with anchor target for http", () => {

    const wrapper = shallow(<SafeAnchor url="http://example.com" />);

    assert.equal(wrapper.find("a").prop("href"), "http://example.com");

});

  it("should render with anchor target for https", () => {

    const wrapper = shallow(<SafeAnchor url="https://example.com" />);

    assert.equal(wrapper.find("a").prop("href"), "https://example.com");

});

  it("should not allow javascript: URIs", () => {

    const wrapper = shallow(<SafeAnchor url="javascript:foo()" />); // eslint-disable-line no-script-url

    assert.equal(wrapper.find("a").prop("href"), "");

    assert.calledOnce(warnStub);

});

  it("should not warn if the URL is falsey ", () => {

    const wrapper = shallow(<SafeAnchor url="" />);

    assert.equal(wrapper.find("a").prop("href"), "");

    assert.notCalled(warnStub);

});

  it("should dispatch an event on click", () => {

    const dispatchStub = sandbox.stub();

    const fakeEvent = { preventDefault: sandbox.stub(), currentTarget: {} };

    const wrapper = shallow(<SafeAnchor dispatch={dispatchStub} />);

    wrapper.find("a").simulate("click", fakeEvent);

    assert.calledOnce(dispatchStub);

    assert.calledOnce(fakeEvent.preventDefault);

});

  it("should call onLinkClick if provided", () => {

    const onLinkClickStub = sandbox.stub();

    const wrapper = shallow(<SafeAnchor onLinkClick={onLinkClickStub} />);

    wrapper.find("a").simulate("click");

    assert.calledOnce(onLinkClickStub);

});

});