bones/bot.test.js at main · qualityshepherd/bones · GitHub

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import test from 'ava'
import { parseDiceCommand } from './dice.js'

// parseDiceCommand returns null for non-dice input
test('ignores plain text', (t) => {
  t.is(parseDiceCommand('hello'), null)
})

test('ignores empty string', (t) => {
  t.is(parseDiceCommand(''), null)
})

test('ignores partial match', (t) => {
  t.is(parseDiceCommand('roll 4d6'), null)
})

test('parses d6', (t) => {
  const result = parseDiceCommand('d6')
  t.regex(result, /⟵ \[\d\] 1d6$/)
})

test('parses 1d6', (t) => {
  const result = parseDiceCommand('1d6')
  t.regex(result, /⟵ \[\d\] 1d6$/)
})

test('parses 2d6', (t) => {
  const result = parseDiceCommand('2d6')
  t.regex(result, /⟵ \[\d, \d\] 2d6$/)
})

test('parses 4d6', (t) => {
  const result = parseDiceCommand('4d6')
  t.regex(result, /⟵ \[\d, \d, \d, \d\] 4d6$/)
})

test('parses d20+5', (t) => {
  const result = parseDiceCommand('d20+5')
  t.regex(result, /\+5 1d20\+5$/)
})

test('parses d6-1', (t) => {
  const result = parseDiceCommand('d6-1')
  t.regex(result, /-1 1d6-1$/)
})

test('is case insensitive', (t) => {
  t.not(parseDiceCommand('D6'), null)
  t.not(parseDiceCommand('D6N'), null)
})

test('trims whitespace', (t) => {
  t.not(parseDiceCommand('  d6  '), null)
})

test('parses d6n', (t) => {
  const result = parseDiceCommand('d6n')
  t.regex(result, /d6n$/)
})

test('rejects d8n', (t) => {
  const result = parseDiceCommand('d8n')
  t.is(result, 'Named dice only supports d6n')
})

test('3#d6 returns 3 lines', (t) => {
  const result = parseDiceCommand('3#d6')
  t.is(result.split('\n').length, 3)
})

test('4#d6n returns 4 lines', (t) => {
  const result = parseDiceCommand('4#d6n')
  t.is(result.split('\n').length, 4)
})

test('1#d6 returns 1 line', (t) => {
  const result = parseDiceCommand('1#d6')
  t.is(result.split('\n').length, 1)
})