// Copyright 2015-2017 Parity Technologies (UK) Ltd.
// This file is part of Parity.

// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// Parity 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 General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with Parity.  If not, see <http://www.gnu.org/licenses/>.

import BigNumber from 'bignumber.js';
import { shallow } from 'enzyme';
import React from 'react';
import sinon from 'sinon';

import GasPriceEditor from './';

let api;
let component;
let store;

function createApi () {
  api = {
    eth: {
      blockNumber: sinon.stub().resolves(new BigNumber(3))
    },
    util: {
      fromWei: (value) => new BigNumber(value)
    }
  };

  return api;
}

function createStore () {
  createApi();

  store = {
    _api: api,
    conditionType: 'none',
    estimated: '123',
    histogram: {},
    priceDefault: '456',
    totalValue: '789',
    setGas: sinon.stub(),
    setPrice: sinon.stub()
  };

  return store;
}

function render (props = {}) {
  createStore();

  component = shallow(
    <GasPriceEditor
      store={ store }
      { ...props }
    />,
    {
      context: {
        api
      }
    }
  );

  return component;
}

describe('ui/GasPriceEditor', () => {
  beforeEach(() => {
    render();
  });

  it('renders', () => {
    expect(component).to.be.ok;
  });
});