'use strict';

const expect = require('chai').expect;
const lib = require('../index.js');

describe('basic', () => {
  it('type', done => {
    expect(lib).to.be.an('object');
    done();
  });
  it('type', done => {
    const cxt = lib.init();
    expect(cxt).to.be.an('object');
    done();
  });
  it('fail: foo bar', done => {
    const cxt = lib.init();
    expect(lib.execute(cxt, () => {}, Buffer.from(' foo bar ???'))).to.eq(1);
    expect(lib.getInfo(cxt)).to.deep.eq({
      error: 1,
      reason: 'Expected declaration command',
      command: 0,
      type: 0,
      size: 0,
      time: 0,
      trigger: ''
    });
    done();
  });
  it('$comment', done => {
    const cxt = lib.init();
    expect(lib.execute(cxt, () => {}, Buffer.from(
      ' \n $comment some text $end $comment more text $end ???'
    ))).to.eq(1);
    expect(lib.getInfo(cxt)).to.deep.eq({
      error: 1,
      reason: 'Expected declaration command',
      command: 1,
      type: 0,
      size: 0,
      time: 0,
      trigger: ''
    });
    done();
  });
  it('$version', done => {
    const cxt = lib.init();
    expect(lib.execute(cxt, () => {}, Buffer.from(
`
$version Generated by VerilatedVcd $end
$date Wed Sep 18 22:59:07 2019
 $end
$timescale   1ns $end

  $scope   module   top    $end
    $var wire  1 "}G clock $end
    $scope module leaf $end
      $var wire 64 {u counter [63:0] $end
    $upscope $end
  $upscope $end

  $enddefinitions $end
`
))).to.eq(0); expect(lib.execute(cxt, () => {}, Buffer.from(
  `

#1
0"}G
#2
1"}G
#300
0"}G
b1111000000000000 {u
#301
b0000111100000000 {u
#302
b0000000011110000 {u
#303
b0000000000001111 {u
`
))).to.eq(0);
    // expect(lib.getInfo(cxt)).to.deep.eq({
    //   error: 0,
    //   reason: 'NO REASON',
    //   command: 19,
    //   type: 17,
    //   size: 64,
    //   time: 303,
    //   start: 300,
    //   stop: 303,
    //   trigger: ''
    // });
    done();
  });
});

/* eslint-env mocha */