// https://github.com/jsdsl/bimap/blob/master/ts/tests/bi-map.test.ts
/*
 *	Created by Trevor Sears <trevorsears.main@gmail.com>.
 *	11:14 AM -- September 18th, 2019.
 *	Project: @jsdsl/bimap
 */

import { BiMap } from '../src/biMap/BiMap';

describe('Initialization', () => {
  test('Basic initialization.', () => {
    let bimap: BiMap<any, any> = new BiMap<any, any>();

    bimap;
  });
});

describe('Per-method Tests', () => {
  let bimap: BiMap<string, number>;

  beforeEach(() => {
    bimap = new BiMap<string, number>();

    bimap.set('one', 1);
    bimap.set('two', 2);
    bimap.set('three', 3);
  });

  describe('#get', () => {
    test('Regular key --> value retrieval returns expected value.', () => {
      expect(bimap.get('one')).toBe(1);
      expect(bimap.get('two')).toBe(2);
      expect(bimap.get('three')).toBe(3);
    });

    test('Attempt to get non-existent value returns undefined.', () => {
      expect(bimap.get('zero')).toBeUndefined();
      expect(bimap.get('four')).toBeUndefined();
    });
  });

  describe('#set', () => {
    test('Regular set does not error/fail.', () => {
      bimap.set('four', 4);
    });

    test('Set-get relationship is properly reflexive.', () => {
      bimap.set('five', 5);
      expect(bimap.getFromKey('five')).toBe(5);
      expect(bimap.getFromValue(5)).toBe('five');
    });

    test('Set operation successfully overwrites previously held keys.', () => {
      bimap.set('two', 10);
      expect(bimap.getFromKey('two')).toBe(10);
      expect(bimap.getFromValue(10)).toBe('two');
      //   expect(bimap.getFromValue(2)).toBeUndefined();
    });
  });

  describe('#getFromKey', () => {
    test('Regular key --> value retrieval returns expected value.', () => {
      expect(bimap.getFromKey('one')).toBe(1);
      expect(bimap.getFromKey('two')).toBe(2);
      expect(bimap.getFromKey('three')).toBe(3);
    });

    test('Attempt to get non-existent value returns undefined.', () => {
      expect(bimap.getFromKey('zero')).toBeUndefined();
      expect(bimap.getFromKey('four')).toBeUndefined();
    });
  });

  describe('#getFromValue', () => {
    test('', () => {});
  });

  describe('#setFromKey', () => {});

  describe('#setFromValue', () => {});

  describe('#removeByKey', () => {});

  describe('#removeByValue', () => {});

  describe('#hasKey', () => {});

  describe('#hasValue', () => {});

  describe('#clear', () => {});
});