import { expect } from 'chai';
import { testImmutableClass } from 'immutable-class/build/tester';

import { Colors, ColorsJS } from './colors';

describe('Colors', () => {
  it('is an immutable class', () => {
    testImmutableClass<ColorsJS>(Colors, [
      {
        dimension: 'country',
        limit: 5
      },
      {
        dimension: 'country',
        values: { '1': 'USA', '3': 'UK', '7': 'India' }
      },
      {
        dimension: 'country',
        values: { '3': 'UK', '7': 'India' },
        hasNull: true
      },
      {
        dimension: 'country',
        values: { '3': 100, '7': 200 },
        hasNull: true
      },
      {
        dimension: 'country',
        values: { '1': 'USA', '3': 'UK', '8': 'India' }
      },
      {
        dimension: 'country',
        values: { '0': 'USA', '1': 'UK', '2': 'India' }
      },
      {
        dimension: 'country',
        values: { '0': 'USA', '1': 'UK', '3': 'India' }
      }
    ]);
  });

  describe('methods', () => {
    describe('#fromLimit', () => {
      it('works in basic case', () => {
        var colors = Colors.fromLimit('country', 5);
        expect(colors.toJS()).to.deep.equal({
          dimension: 'country',
          limit: 5
        });
      });

    });

    describe('#fromValues', () => {
      it('works in basic case', () => {
        var colors = Colors.fromValues('country', [null, 'Madagascar', 'UK', 'India', 'Russia']);
        expect(colors.toJS()).to.deep.equal({
          "dimension": "country",
          "values": {
            "0": 'Madagascar',
            "1": "UK",
            "2": "India",
            "3": "Russia"
          },
          "hasNull": true
        });

        expect(colors.has(null), 'has null').to.equal(true);

        expect(colors.has('South Africa'), 'no SA').to.equal(false);

        colors = colors.add('South Africa');

        expect(colors.has('South Africa')).to.equal(true);

        expect(colors.toJS()).to.deep.equal({
          "dimension": "country",
          "values": {
            "0": "Madagascar",
            "1": "UK",
            "2": "India",
            "3": "Russia",
            "4": "South Africa"
          },
          "hasNull": true
        });

        colors = colors.remove('UK');

        expect(colors.toJS()).to.deep.equal({
          "dimension": "country",
          "values": {
            "0": "Madagascar",
            "2": "India",
            "3": "Russia",
            "4": "South Africa"
          },
          "hasNull": true
        });

        colors = colors.add('Australia');

        expect(colors.toJS()).to.deep.equal({
          "dimension": "country",
          "values": {
            "0": "Madagascar",
            "1": "Australia",
            "2": "India",
            "3": "Russia",
            "4": "South Africa"
          },
          "hasNull": true
        });

        var colorsWithGap = colors.remove("Australia");
        expect(colors.equals(colorsWithGap)).to.equal(false);
        expect(colorsWithGap.equals(colors)).to.equal(false);
      });

    });
  });

  describe('#getColors', () => {
    it('works in basic case (with null)', () => {
      var colors = Colors.fromValues('country', [null, 'UK', 'India', 'Russia', 'Madagascar']);
      expect(colors.getColors(['UK', null, 'lol'])).to.deep.equal(['#2D95CA', '#666666', null]);
    });

    it('works in basic case (no null)', () => {
      var colors = Colors.fromValues('country', ['Null Island', 'UK', 'India', 'Russia', 'Madagascar']);
      expect(colors.getColors(['UK', null, 'lol'])).to.deep.equal(['#EFB925', null, null]);
    });

  });

});