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import process from 'https://deno.land/std@0.132.0/node/process.ts'/* eslint no-console: 0 */
import util from 'https://deno.land/std@0.132.0/node/util.ts'
let done = 0let only = falselet ignored = 0let failed = falselet promise = Promise.resolve()const tests = {}    , ignore = {}
export const nt = () => ignored++export const ot = (...rest) => (only = true, test(true, ...rest))export const t = (...rest) => test(false, ...rest)t.timeout = 1
async function test(o, name, options, fn) {  typeof options !== 'object' && (fn = options, options = {})  const line = new Error().stack.split('\n')[3].match(':([0-9]+):')[1]
  await 1
  if (only && !o)    return
  tests[line] = { fn, line, name }  promise = promise.then(() => Promise.race([    new Promise((resolve, reject) =>      fn.timer = setTimeout(() => reject('Timed out'), (options.timeout || t.timeout) * 1000)    ),    failed      ? (ignored++, ignore)      : fn()  ]))    .then(async x => {      clearTimeout(fn.timer)      if (x === ignore)        return
      if (!Array.isArray(x))        throw new Error('Test should return result array')
      const [expected, got] = await Promise.all(x)      if (expected !== got) {        failed = true        throw new Error(util.inspect(expected) + ' != ' + util.inspect(got))      }
      tests[line].succeeded = true      process.stdout.write('✅')    })    .catch(err => {      tests[line].failed = failed = true      tests[line].error = err instanceof Error ? err : new Error(util.inspect(err))    })    .then(() => {      ++done === Object.keys(tests).length && exit()    })}
function exit() {  let success = true  Object.values(tests).every((x) => {    if (x.succeeded)      return true
    success = false    x.cleanup      ? console.error('⛔️', x.name + ' at line', x.line, 'cleanup failed', '\n', util.inspect(x.cleanup))      : console.error('⛔️', x.name + ' at line', x.line, x.failed        ? 'failed'        : 'never finished', x.error ? '\n' + util.inspect(x.error) : ''      )  })
  only    ? console.error('⚠️', 'Not all tests were run')    : ignored      ? console.error('⚠️', ignored, 'ignored test' + (ignored === 1 ? '' : 's', '\n'))      : success        ? console.log('🎉')        : console.error('⚠️', 'Not good')
  !process.exitCode && (!success || only || ignored) && (process.exitCode = 1)}