lamed_table/test/filter.test.js

Light table implementation

// Add module to test.runner.js
// 'use strict' // Comment out in test functions
console.log(`Starting ${__filename}...`) // comment line to remove simple logging
// ------------------------------------------------------
// filter.test.js
// Purpose: The purpose of this to test filter
// Date Created: 2019/12/27
// Created by : Perez Lamed van Niekerk
// ------------------------------------------------------
/* jshint esversion: 6 */
const _table = require('../src/table') // eslint-disable-line

const _test = require('lamed_test')
const { con, unZip, unThrow } = _test // eslint-disable-line

// ---------------------------------------------------
// Setup unit test
const show = !_test.isTestRunner()
if (show) {
  con.traceSet(0) // Activate trace when not run from test runner
  // con.useChalk(require('chalk')) // Give us some colour
}
con.logLine()
con.log(`   --> ${__filename}`) // Show test case

function sampleData (show = true) {
  // Create sample table
  const result = new _table.TableDef(
    ['Id', 'Group', 'Assignee', 'Open', 'Modified', 'SLA', 'Summary', 'User', 'Closed', 'value'], 'csv')
  result.Rows.Add(['1', 'IT', 'Daan', '2019/01/02 10:47', '2019/01/02 10:59', 'OK', 'Lotus Notes bla bla', 'Daan', '2019/01/02 10:59', '10.5'])
  result.Rows.Add(['2', 'IT', 'Ben', '2019/01/03 7:11', '2019/01/03 7:13', 'OK', 'password reset', 'Piet', '2019/01/03 7:13', '12.5']) // password
  result.Rows.Add(['3', 'IT', 'Bobo', '2019/01/02 9:45', '2019/01/03 7:40', 'OK', 'Microsoft teams set up', 'Koos', '2019/01/03 7:40', '15.5'])
  result.Rows.Add(['4', 'IT', 'Bobo', '2019/01/03 6:32', '2019/01/03 7:41', 'OK', 'pin for the printer', 'Hennie', '2019/01/03 7:41', '14.1']) // printer
  result.Rows.Add(['5', 'IT', 'Bobo', '2019/01/02 9:51', '2019/01/03 7:41', 'OK', 'password reset', 'Neda', '2019/01/03 7:41', '17.4']) // password
  result.Rows.Add(['6', 'IT', 'Bobo', '2019/01/03 9:53', '2019/01/03 10:27', 'OK', '3G data reached', 'Aaron', '2019/01/03 10:27', '12.9']) // 3G
  result.Rows.Add(['7', 'IT', 'Bobo', '2019/01/03 12:15', '2019/01/03 13:54', 'OK', 'Lotus bla bla bla', 'Cele', '2019/01/03 13:54', '19'])
  result.Rows.Add(['8', 'IT', 'Bobo', '2019/01/03 9:14', '2019/01/04 6:40', 'OK', 'Re Access to print for', 'Emile', '2019/01/03 14:02', '13.3']) // print
  result.Rows.Add(['9', 'IT', 'Bobo', '2019/01/03 13:06', '2019/01/04 5:34', 'OK', '3G not working', 'Bettie', '2019/01/04 5:34', '18.4']) // 3G
  result.Rows.Add(['10', 'IT', 'Ben', '2019/01/03 8:37', '2019/01/04 6:11', 'OK', 'msTeams', 'Emile', '2019/01/04 6:11', '12.7'])
  result.Rows.Add(['11', 'IT', 'Daan', '2019/01/04 6:41', '2019/01/04 6:45', 'OK', 'Junk mail', 'Carl', '2019/01/04 6:45', '33']) // mail
  result.Rows.Add(['12', 'IT', 'Bobo', '2019/01/04 7:42', '2019/01/04 9:24', 'OK', 'EMAIL ISSUE', 'Slime', '2019/01/04 9:24', '35']) // email
  result.Rows.Add(['13', 'IT', 'Bobo', '2019/02/04 7:48', '2019/02/04 11:08', 'OK', 'phone not working', 'Baba', '2019/02/04 11:08', '45'])
  result.Rows.Add(['14', 'IT', 'Bobo', '2019/02/04 7:48', '2019/02/04 11:08', 'OK', 'phone not working', 'Baba', '2019/02/04 11:08', '45'])

  result.show(show)
  result.stats(show)
  return result
}
// unique() & merge -------------------------------------------
const tableEmpty = new _table.TableDef(['Id', 'Value'])
tableEmpty.show()
const rows = tableEmpty.DATA.Rows
con.log({ rows })
tableEmpty.unique()
const filterEmpty = tableEmpty.filterNew()
filterEmpty.add('Id', 0, '>')
filterEmpty.add('Value', 0, '>', true)
filterEmpty.add('Value', 10, '>', false)
const empty = tableEmpty.filter(filterEmpty)
empty.show()

const table = sampleData(true)
table.Cols.Drop(['id', 'Open', 'Modified', 'Closed', 'Summary', 'value', 'user'])
const table2 = table.unique()
table2.show()

// merge
const table3 = table2.merge(table2, true)
table3.show()

// filter
const filter = table3.filterNew()
filter.add('assignee', 'Daan', '=')
filter.add('assignee', 'Ben', '=', false)
filter.add('assignee', 'Bobo', '=', false)
const table4 = table3.filter(filter, [], true, true, true) //, [] , true, false, true)
table4.show(true)
unZip(() => table4.value('assignee', 0), 'Daan')

// ------------------------------------------------
con.logGreen(`   √ ${__filename}`) // Success!!!
con.traceLine()

// ------------------------------------------------
// Code to generate 'readme' and 'help' when run directly by node
//
// Add to bottom of testRunner()
// Generating readme & help
// npm uninstall -g lamed_readme
// npm i -g lamed_readme
// npm link lamed_readme
// const _gen = require('lamed_readme'); _gen.genReadme(__dirname); _gen.genHelp(__dirname) // Uncomment line to generate readme & help
// ------------------------------------------------