import { expect } from 'chai';

import { List } from 'immutable';
import { moveInList, verifyUrlSafeName, makeTitle } from './general';

describe('General', () => {
  describe('moveInList', () => {
    it('works in simple case 0', () => {
      var list = List("ABCD".split(''));
      expect(moveInList(list, 0, 0).join('')).to.equal('ABCD');
    });

    it('works in simple case 1', () => {
      var list = List("ABCD".split(''));
      expect(moveInList(list, 0, 1).join('')).to.equal('ABCD');
    });

    it('works in simple case 2', () => {
      var list = List("ABCD".split(''));
      expect(moveInList(list, 0, 2).join('')).to.equal('BACD');
    });

    it('works in simple case 3', () => {
      var list = List("ABCD".split(''));
      expect(moveInList(list, 0, 3).join('')).to.equal('BCAD');
    });

    it('works in simple case 4', () => {
      var list = List("ABCD".split(''));
      expect(moveInList(list, 0, 4).join('')).to.equal('BCDA');
    });

  });

  describe('verifyUrlSafeName', () => {
    it('works in good case', () => {
      verifyUrlSafeName('a_b-c.d~E059');
    });

    it('works in bad case', () => {
      expect(() => {
        verifyUrlSafeName('abcd%po#@$moon is!cool');
      }).to.throw("'abcd%po#@$moon is!cool' is not a URL safe name. Try 'abcd_po_moon_is_cool' instead?");
    });

  });

  describe('makeTitle', () => {
    it('works in simple snake case', () => {
      expect(makeTitle('hello_world')).to.equal('Hello World');
    });

    it('works in simple camel case', () => {
      expect(makeTitle('helloWorld')).to.equal('Hello World');
    });

    it('works with leading and trailing _', () => {
      expect(makeTitle('_hello_world_')).to.equal('Hello World');
    });

    it('works with trailing numbers in the middle', () => {
      expect(makeTitle('hello99_world')).to.equal('Hello99 World');
    });

    it('works with trailing numbers at the end', () => {
      expect(makeTitle('hello_world99')).to.equal('Hello World99');
    });

  });

});