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run-tests-ws.js
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// ----------------------------------------------------------------------------
// Usage: node run-tests [--php] [--js] [--python] [exchange] [symbol]
// ----------------------------------------------------------------------------
import fs from 'fs'
import ansi from 'ansicolor'
import log from 'ololog'
import {spawn} from 'child_process'
ansi.nice
// ----------------------------------------------------------------------------
const [,, ...args] = process.argv
const keys = {
'--js': false, // run JavaScript tests only
'--php': false, // run PHP tests only
'--python': false, // run Python 3 tests only
'--python-async': false, // run Python 3 async tests only
}
let exchanges = []
let symbol = 'all'
let maxConcurrency = 5 // Number.MAX_VALUE // no limit
for (const arg of args) {
if (arg.startsWith ('--')) { keys[arg] = true }
else if (arg.includes ('/')) { symbol = arg }
else if (Number.isFinite (Number (arg))) { maxConcurrency = Number (arg) }
else { exchanges.push (arg) }
}
// ----------------------------------------------------------------------------
if (!exchanges.length) {
if (!fs.existsSync ('./exchanges.json')) {
log.bright.red ('\n\tNo', 'exchanges.json'.white, 'found, please run', 'npm run build'.white, 'to generate it!\n')
process.exit (1)
}
let exchangesFile = fs.readFileSync('./exchanges.json');
exchangesFile = JSON.parse(exchangesFile)
exchanges = exchangesFile.ws
}
// ----------------------------------------------------------------------------
const sleep = s => new Promise (resolve => setTimeout (resolve, s))
const maxProcessTimeout = 300000 // 5 minutes
// ----------------------------------------------------------------------------
const exec = (bin, ...args) => {
// a custom version of child_process.exec that captures both stdout and
// stderr, not separating them into distinct buffers — so that we can show
// the same output as if it were running in a terminal.
const ps = spawn (bin, args, { timeout: maxProcessTimeout })
let output = ''
let stderr = ''
let hasWarnings = false
ps.stdout.on ('data', data => { output += data.toString () })
ps.stderr.on ('data', data => { output += data.toString (); stderr += data.toString (); hasWarnings = true })
let return_
const promise = new Promise ((resolve) => {
return_ = resolve
})
ps.on ('exit', (code, signal) => {
output = ansi.strip (output.trim ())
stderr = ansi.strip (stderr)
const regex = /\[[a-z]+?\]/gmi
let match = undefined
const warnings = []
match = regex.exec (output)
if (match) {
warnings.push (match[0])
do {
if (match = regex.exec (output)) {
warnings.push (match[0])
}
} while (match);
}
return_ ({
failed: code !== 0,
stalled: (code === null) && (signal !== null),
output,
hasOutput: output.length > 0,
hasWarnings: hasWarnings || warnings.length > 0,
warnings: warnings,
})
})
return promise
}
// ----------------------------------------------------------------------------
let numExchangesTested = 0
// tests of different languages for the same exchange should be run
// sequentially to prevent the interleaving nonces problem.
// ----------------------------------------------------------------------------
const sequentialMap = async (input, fn) => {
const result = []
for (const item of input) { result.push (await fn (item)) }
return result
}
// ----------------------------------------------------------------------------
const testExchange = async (exchange) => {
// run tests for all/selected languages (in parallel)
const args = [exchange, ... (symbol === 'all') ? [] : [ symbol ]]
, allTests = [
{ language: 'JavaScript', key: '--js', exec: ['node', 'js/src/pro/test/test.js', ...args] },
{ language: 'Python 3', key: '--python', exec: ['python3', 'python/ccxt/pro/test/test_async.py', ...args] },
{ language: 'Python 3 Async', key: '--python-async', exec: ['python3', 'python/ccxt/pro/test/test_async.py', ...args] },
{ language: 'PHP', key: '--php', exec: ['php', '-f', 'php/pro/test/test.php', ...args] }
]
, selectedTests = allTests.filter (t => keys[t.key])
, scheduledTests = selectedTests.length ? selectedTests : allTests
, completeTests = await sequentialMap (scheduledTests, async test => Object.assign (test, await exec (...test.exec)))
, failed = completeTests.find (test => test.failed)
, stalled = completeTests.find (test => test.stalled)
, hasWarnings = completeTests.find (test => test.hasWarnings)
, warnings = completeTests.reduce ((total, { warnings }) => total.concat (warnings), [])
// print interactive log output
numExchangesTested++
const percentsDone = ((numExchangesTested / exchanges.length) * 100).toFixed (0) + '%'
let result
if (stalled) {
// a timeout is always also a fail
result = 'TIMEOUT'.red
} else if (failed) {
result = 'FAILED'.red
} else if (hasWarnings) {
result = warnings.join (' ').yellow
} else {
result = 'OK'.green
}
const date = (new Date()).toISOString ()
log.bright (date, ('[' + percentsDone + ']').dim, 'Testing WS', exchange.cyan, result)
// return collected data to main loop
return {
exchange,
failed,
stalled,
hasWarnings,
explain () {
for (const { language, failed, stalled, output, hasWarnings } of completeTests) {
if (failed || hasWarnings) {
if (!failed && output.indexOf('[Skipped]') >= 0)
continue;
if (failed || stalled) { log.bright ((stalled ? '\nTIMEOUT' : '\nFAILED').bgBrightRed.white, exchange.red, '(' + language + '):\n') }
else { log.bright ('\nWARN'.yellow.inverse, exchange.yellow, '(' + language + '):\n') }
log.indent (1) (output)
}
}
}
}
}
// ----------------------------------------------------------------------------
function TaskPool (maxConcurrency) {
const pending = []
, queue = []
let numActive = 0
return {
pending,
run (task) {
if (numActive >= maxConcurrency) { // queue task
return new Promise (resolve => queue.push (() => this.run (task).then (resolve)))
} else { // execute task
let p = task ().then (x => {
numActive--
return (queue.length && (numActive < maxConcurrency))
? queue.shift () ().then (() => x)
: x
})
numActive++
pending.push (p)
return p
}
}
}
}
// ----------------------------------------------------------------------------
async function testAllExchanges () {
const taskPool = TaskPool (maxConcurrency)
const results = []
for (const exchange of exchanges) {
taskPool.run (() => testExchange (exchange).then (x => results.push (x)))
}
await Promise.all (taskPool.pending)
return results
}
// ----------------------------------------------------------------------------
(async function () {
log.bright.magenta.noPretty ('Testing'.white, Object.assign (
{ exchanges, symbol, keys },
maxConcurrency >= Number.MAX_VALUE ? {} : { maxConcurrency }))
const tested = await testAllExchanges ()
, warnings = tested.filter (t => !t.failed && t.hasWarnings)
, failed = tested.filter (t => t.failed && !t.stalled)
, stalled = tested.filter (t => t.stalled)
, succeeded = tested.filter (t => !t.failed && !t.hasWarnings)
log.newline ()
warnings.forEach (t => t.explain ())
failed.forEach (t => t.explain ())
log.newline ()
if (failed.length) { log.noPretty.bright.red ('FAIL'.bgBrightRed.white, failed.map (t => t.exchange)) }
if (stalled.length) { log.noPretty.bright.red ('TIMEOUT'.bgBrightRed.white, stalled.map (t => t.exchange)) }
if (warnings.length) { log.noPretty.bright.yellow ('WARN'.inverse, warnings.map (t => t.exchange)) }
log.newline ()
log.bright ('All done,', [failed.length && (failed.length + ' failed') .red,
stalled.length && (stalled.length + ' timed out').red,
succeeded.length && (succeeded.length + ' succeeded').green,
warnings.length && (warnings.length + ' warnings') .yellow].filter (s => s).join (', '))
if (failed.length) {
await sleep (10000) // to fight TravisCI log truncation issue, see https://github.com/travis-ci/travis-ci/issues/8189
process.exit (1)
} else {
process.exit (0)
}
}) ();
// ----------------------------------------------------------------------------