114 lines
3.2 KiB
JavaScript
114 lines
3.2 KiB
JavaScript
'use strict'
|
|
|
|
const http = require('http')
|
|
|
|
const constant = require('./constants')
|
|
const EventEmitter = require('events').EventEmitter
|
|
const helper = require('./helper')
|
|
const cfg = require('./config')
|
|
const logger = require('./logger')
|
|
const { lookup } = require('./utils/dns-utils')
|
|
const log = logger.create('runner')
|
|
|
|
function parseExitCode (buffer, defaultExitCode, failOnEmptyTestSuite) {
|
|
const tailPos = buffer.length - Buffer.byteLength(constant.EXIT_CODE) - 2
|
|
|
|
if (tailPos < 0) {
|
|
return { exitCode: defaultExitCode, buffer }
|
|
}
|
|
|
|
const tail = buffer.slice(tailPos)
|
|
const tailStr = tail.toString()
|
|
if (tailStr.slice(0, -2) === constant.EXIT_CODE) {
|
|
const emptyInt = parseInt(tailStr.slice(-2, -1), 10)
|
|
let exitCode = parseInt(tailStr.slice(-1), 10)
|
|
if (failOnEmptyTestSuite === false && emptyInt === 0) {
|
|
log.warn('Test suite was empty.')
|
|
exitCode = 0
|
|
}
|
|
return { exitCode, buffer: buffer.slice(0, tailPos) }
|
|
}
|
|
|
|
return { exitCode: defaultExitCode, buffer }
|
|
}
|
|
|
|
// TODO(vojta): read config file (port, host, urlRoot)
|
|
function run (cliOptionsOrConfig, done) {
|
|
cliOptionsOrConfig = cliOptionsOrConfig || {}
|
|
done = helper.isFunction(done) ? done : process.exit
|
|
|
|
let config
|
|
if (cliOptionsOrConfig instanceof cfg.Config) {
|
|
config = cliOptionsOrConfig
|
|
} else {
|
|
logger.setupFromConfig({
|
|
colors: cliOptionsOrConfig.colors,
|
|
logLevel: cliOptionsOrConfig.logLevel
|
|
})
|
|
const deprecatedCliOptionsMessage =
|
|
'Passing raw CLI options to `runner(config, done)` is deprecated. Use ' +
|
|
'`parseConfig(configFilePath, cliOptions, {promiseConfig: true, throwErrors: true})` ' +
|
|
'to prepare a processed `Config` instance and pass that as the ' +
|
|
'`config` argument instead.'
|
|
log.warn(deprecatedCliOptionsMessage)
|
|
try {
|
|
config = cfg.parseConfig(
|
|
cliOptionsOrConfig.configFile,
|
|
cliOptionsOrConfig,
|
|
{
|
|
promiseConfig: false,
|
|
throwErrors: true
|
|
}
|
|
)
|
|
} catch (parseConfigError) {
|
|
// TODO: change how `done` falls back to exit in next major version
|
|
// SEE: https://github.com/karma-runner/karma/pull/3635#discussion_r565399378
|
|
done(1)
|
|
}
|
|
}
|
|
let exitCode = 1
|
|
const emitter = new EventEmitter()
|
|
const options = {
|
|
hostname: config.hostname,
|
|
path: config.urlRoot + 'run',
|
|
port: config.port,
|
|
method: 'POST',
|
|
headers: {
|
|
'Content-Type': 'application/json'
|
|
},
|
|
lookup
|
|
}
|
|
|
|
const request = http.request(options, function (response) {
|
|
response.on('data', function (buffer) {
|
|
const parsedResult = parseExitCode(buffer, exitCode, config.failOnEmptyTestSuite)
|
|
exitCode = parsedResult.exitCode
|
|
emitter.emit('progress', parsedResult.buffer)
|
|
})
|
|
|
|
response.on('end', () => done(exitCode))
|
|
})
|
|
|
|
request.on('error', function (e) {
|
|
if (e.code === 'ECONNREFUSED') {
|
|
log.error('There is no server listening on port %d', options.port)
|
|
done(1, e.code)
|
|
} else {
|
|
throw e
|
|
}
|
|
})
|
|
|
|
request.end(JSON.stringify({
|
|
args: config.clientArgs,
|
|
removedFiles: config.removedFiles,
|
|
changedFiles: config.changedFiles,
|
|
addedFiles: config.addedFiles,
|
|
refresh: config.refresh,
|
|
colors: config.colors
|
|
}))
|
|
|
|
return emitter
|
|
}
|
|
|
|
exports.run = run
|