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path: root/test/content/presenters/Hint.test.ts
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import AbstractHint, { LinkHint, InputHint } from '../../../src/content/presenters/Hint';
import { expect } from 'chai';

class Hint extends AbstractHint {
}

describe('Hint', () => {
  beforeEach(() => {
    document.body.innerHTML = `<a id='test-link' href='#'>link</a>`;
  });

  describe('#constructor', () => {
    it('creates a hint element with tag name', () => {
      let link = document.getElementById('test-link');
      let hint = new Hint(link, 'abc');

      let elem = document.querySelector('.vimvixen-hint');
      expect(elem.textContent.trim()).to.be.equal('abc');
    });
  });

  describe('#show', () => {
    it('shows an element', () => {
      let link = document.getElementById('test-link');
      let hint = new Hint(link, 'abc');
      hint.hide();
      hint.show();

      let elem = document.querySelector('.vimvixen-hint') as HTMLElement;
      expect(elem.style.display).to.not.equal('none');
    });
  });

  describe('#hide', () => {
    it('hides an element', () => {
      let link = document.getElementById('test-link') as HTMLElement;
      let hint = new Hint(link, 'abc');
      hint.hide();

      let elem = document.querySelector('.vimvixen-hint') as HTMLElement;
      expect(elem.style.display).to.equal('none');
    });
  });

  describe('#remove', () => {
    it('removes an element', () => {
      let link = document.getElementById('test-link');
      let hint = new Hint(link, 'abc');

      let elem = document.querySelector('.vimvixen-hint');
      expect(elem.parentElement).to.not.be.null;
      hint.remove();
      expect(elem.parentElement).to.be.null;
    });
  });
});

describe('LinkHint', () => {
  beforeEach(() => {
    document.body.innerHTML = `
<a id='test-link1' href='https://google.com/'>link</a>
<a id='test-link2' href='https://yahoo.com/' target='_blank'>link</a>
<a id='test-link3' href='#' target='_blank'>link</a>
`;
  });

  describe('#getLink()', () => {
    it('returns value of "href" attribute', () => {
      let link = document.getElementById('test-link1') as HTMLAnchorElement;
      let hint = new LinkHint(link, 'abc');

      expect(hint.getLink()).to.equal('https://google.com/');
    });
  });

  describe('#getLinkTarget()', () => {
    it('returns value of "target" attribute', () => {
      let link = document.getElementById('test-link1') as HTMLAnchorElement;
      let hint = new LinkHint(link, 'abc');

      expect(hint.getLinkTarget()).to.be.null;

      link = document.getElementById('test-link2') as HTMLAnchorElement;
      hint = new LinkHint(link, 'abc');

      expect(hint.getLinkTarget()).to.equal('_blank');
    });
  });

  describe('#click()', () => {
    it('clicks a element', (done) => {
      let link = document.getElementById('test-link3') as HTMLAnchorElement;
      let hint = new LinkHint(link, 'abc');
      link.onclick = () => { done() };

      hint.click();
    });
  });
});

describe('InputHint', () => {
  describe('#activate()', () => {
    context('<input>', () => {
      beforeEach(() => {
        document.body.innerHTML = `<input id='test-input'></input>`;
      });

      it('focuses to the input', () => {
        let input = document.getElementById('test-input') as HTMLInputElement;
        let hint = new InputHint(input, 'abc');
        hint.activate();

        expect(document.activeElement).to.equal(input);
      });
    });

    context('<input type="checkbox">', () => {
      beforeEach(() => {
        document.body.innerHTML = `<input type="checkbox" id='test-input'></input>`;
      });

      it('checks and focuses to the input', () => {
        let input = document.getElementById('test-input') as HTMLInputElement;
        let hint = new InputHint(input, 'abc');
        hint.activate();

        expect(input.checked).to.be.true;
      });
    });
    context('<textarea>', () => {
      beforeEach(() => {
        document.body.innerHTML = `<textarea id='test-textarea'></textarea>`;
      });

      it('focuses to the textarea', () => {
        let textarea = document.getElementById('test-textarea') as HTMLTextAreaElement;
        let hint = new InputHint(textarea, 'abc');
        hint.activate();

        expect(document.activeElement).to.equal(textarea);
      });
    });

    context('<button>', () => {
      beforeEach(() => {
        document.body.innerHTML = `<button id='test-button'></button>`;
      });

      it('clicks the button', (done) => {
        let button = document.getElementById('test-button') as HTMLButtonElement;
        button.onclick = () => { done() };

        let hint = new InputHint(button, 'abc');
        hint.activate();
      });
    });
  });
});