// Source file from duniter: Crypto-currency software to manage libre currency such as Ğ1
// Copyright (C) 2018  Cedric Moreau <cem.moreau@gmail.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.

"use strict";
import {Indexer} from "../../../app/lib/indexer"

const should        = require('should');

describe("Protocol BR_G13 - dividend", function(){

  it('root block has no dividend', async () => {
    const conf   = { udTime0: 1500000000, dt: 100 } as any
    const HEAD_1 = null as any
    const HEAD   = { number: 0 } as any
    Indexer.prepareUDTime(HEAD, HEAD_1, conf);
    Indexer.prepareDividend(HEAD, HEAD_1, conf);
    should.equal(HEAD.dividend, null);
  })

  it('block with medianTime < udTime has no dividend', async () => {
    const conf   = { dt: 100 } as any
    const HEAD_1 = { number: 59, udTime:     1500000900 } as any
    const HEAD   = { number: 60, medianTime: 1500000899 } as any
    Indexer.prepareUDTime(HEAD, HEAD_1, conf);
    Indexer.prepareDividend(HEAD, HEAD_1, conf);
    HEAD.udTime.should.equal(HEAD_1.udTime);
    should.equal(HEAD.dividend, null);
  })

  it('block with medianTime == udTime', async () => {
    const conf   = { dt: 100, dtReeval: 100, c: 0.0488 } as any
    const HEAD_1 = { number: 59, udTime:     1500000900, udReevalTime: 1500000900, dividend: 100, mass: 18000, massReeval: 18000, unitBase: 1 } as any
    const HEAD   = { number: 60, medianTime: 1500000900, membersCount: 3 } as any
    Indexer.prepareUDTime(HEAD, HEAD_1, conf);
    Indexer.prepareDividend(HEAD, HEAD_1, conf);
    HEAD.udTime.should.equal(HEAD_1.udTime + conf.dt);
    should.equal(HEAD.dividend, 102);
  })

  it('block with medianTime > udTime', async () => {
    const conf   = { dt: 100, dtReeval: 100, c: 0.0488 } as any
    const HEAD_1 = { number: 59, udTime:     1500000900, udReevalTime: 1500000900, dividend: 100, mass: 18000, massReeval: 18000, unitBase: 1 } as any
    const HEAD   = { number: 60, medianTime: 1500000901, membersCount: 3 } as any
    Indexer.prepareUDTime(HEAD, HEAD_1, conf);
    Indexer.prepareDividend(HEAD, HEAD_1, conf);
    HEAD.udTime.should.equal(HEAD_1.udTime + conf.dt);
    should.equal(HEAD.dividend, 102);
  })

})