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import fse from 'fs-extra'
import { format } from 'util'
import EventEmitter from 'events'
import { getErrorsFromEvent } from './utils'
import SuiteStats from './stats/suite'
import HookStats from './stats/hook'
import TestStats from './stats/test'
import RunnerStats from './stats/runner'
import { MOCHA_TIMEOUT_MESSAGE, MOCHA_TIMEOUT_MESSAGE_REPLACEMENT } from './constants'
export default class WDIOReporter extends EventEmitter {
constructor (options) {
super()
this.options = options
// ensure the report directory exists
if (this.options.outputDir) {
fse.ensureDirSync(this.options.outputDir)
}
this.outputStream = this.options.stdout || !this.options.logFile
? options.writeStream
: fs.createWriteStream(this.options.logFile)
this.failures = []
this.suites = {}
this.hooks = {}
this.tests = {}
this.currentSuites = []
this.counts = {
suites: 0,
tests: 0,
hooks: 0,
passes: 0,
skipping: 0,
failures: 0
}
let currentTest
const rootSuite = new SuiteStats({
title: '(root)',
fullTitle: '(root)',
})
this.currentSuites.push(rootSuite)
this.on('client:beforeCommand', ::this.onBeforeCommand)
this.on('client:afterCommand', ::this.onAfterCommand)
this.on('runner:start', /* istanbul ignore next */ (runner) => {
rootSuite.cid = runner.cid
this.runnerStat = new RunnerStats(runner)
this.onRunnerStart(this.runnerStat)
})
this.on('suite:start', /* istanbul ignore next */ (params) => {
const suite = new SuiteStats(params)
const currentSuite = this.currentSuites[this.currentSuites.length - 1]
currentSuite.suites.push(suite)
this.currentSuites.push(suite)
this.suites[suite.uid] = suite
this.onSuiteStart(suite)
})
this.on('hook:start', /* istanbul ignore next */ (hook) => {
const hookStat = new HookStats(hook)
const currentSuite = this.currentSuites[this.currentSuites.length - 1]
currentSuite.hooks.push(hookStat)
this.hooks[hook.uid] = hookStat
this.onHookStart(hookStat)
})
this.on('hook:end', /* istanbul ignore next */ (hook) => {
const hookStat = this.hooks[hook.uid]
hookStat.complete(getErrorsFromEvent(hook))
this.counts.hooks++
this.onHookEnd(hookStat)
})
this.on('test:start', /* istanbul ignore next */ (test) => {
currentTest = new TestStats(test)
const currentSuite = this.currentSuites[this.currentSuites.length - 1]
currentSuite.tests.push(currentTest)
this.tests[test.uid] = currentTest
this.onTestStart(currentTest)
})
this.on('test:pass', /* istanbul ignore next */ (test) => {
const testStat = this.tests[test.uid]
testStat.pass()
this.counts.passes++
this.counts.tests++
this.onTestPass(testStat)
})
this.on('test:fail', /* istanbul ignore next */ (test) => {
const testStat = this.tests[test.uid]
/**
* replace "Ensure the done() callback is being called in this test." with more meaningful
* message (Mocha only)
*/
if (test.error && test.error.message && test.error.message.includes(MOCHA_TIMEOUT_MESSAGE)) {
let replacement = format(MOCHA_TIMEOUT_MESSAGE_REPLACEMENT, test.parent, test.title)
test.error.message = test.error.message.replace(MOCHA_TIMEOUT_MESSAGE, replacement)
test.error.stack = test.error.stack.replace(MOCHA_TIMEOUT_MESSAGE, replacement)
}
testStat.fail(getErrorsFromEvent(test))
this.counts.failures++
this.counts.tests++
this.onTestFail(testStat)
})
this.on('test:pending', (test) => {
const currentSuite = this.currentSuites[this.currentSuites.length - 1]
currentTest = new TestStats(test)
/**
* In Mocha: tests that are skipped don't have a start event but a test end.
* In Jasmine: tests have a start event, therefor we need to replace the
* test instance with the pending test here
*/
if (test.uid in this.tests && this.tests[test.uid].state !== 'pending') {
currentTest.uid = test.uid in this.tests ? 'skipped-' + this.counts.skipping : currentTest.uid
}
const suiteTests = currentSuite.tests
if (!suiteTests.length || currentTest.uid !== suiteTests[suiteTests.length - 1].uid) {
currentSuite.tests.push(currentTest)
} else {
suiteTests[suiteTests.length - 1] = currentTest
}
this.tests[currentTest.uid] = currentTest
currentTest.skip()
this.counts.skipping++
this.counts.tests++
this.onTestSkip(currentTest)
})
this.on('test:end', /* istanbul ignore next */ (test) => {
const testStat = this.tests[test.uid]
this.onTestEnd(testStat)
})
this.on('suite:end', /* istanbul ignore next */ (suite) => {
const suiteStat = this.suites[suite.uid]
suiteStat.complete()
this.currentSuites.pop()
this.onSuiteEnd(suiteStat)
})
this.on('runner:end', /* istanbul ignore next */ (runner) => {
rootSuite.complete()
this.runnerStat.failures = runner.failures
this.runnerStat.retries = runner.retries
this.runnerStat.complete()
this.onRunnerEnd(this.runnerStat)
})
/**
* browser client event handlers
*/
this.on('client:command', /* istanbul ignore next */ (payload) => {
if (!currentTest) {
return
}
currentTest.output.push(Object.assign(payload, { type: 'command' }))
})
this.on('client:result', /* istanbul ignore next */ (payload) => {
if (!currentTest) {
return
}
currentTest.output.push(Object.assign(payload, { type: 'result' }))
})
}
/**
* allows reporter to stale process shutdown process until required sync work
* is done (e.g. when having to send data to some server or any other async work)
*/
get isSynchronised () {
return true
}
/**
* function to write to reporters output stream
*/
write (content) {
this.outputStream.write(content)
}
/* istanbul ignore next */
onRunnerStart () {}
/* istanbul ignore next */
onBeforeCommand () {}
/* istanbul ignore next */
onAfterCommand () {}
/* istanbul ignore next */
onScreenshot () {}
/* istanbul ignore next */
onSuiteStart () {}
/* istanbul ignore next */
onHookStart () {}
/* istanbul ignore next */
onHookEnd () {}
/* istanbul ignore next */
onTestStart () {}
/* istanbul ignore next */
onTestPass () {}
/* istanbul ignore next */
onTestFail () {}
/* istanbul ignore next */
onTestSkip () {}
/* istanbul ignore next */
onTestEnd () {}
/* istanbul ignore next */
onSuiteEnd () {}
/* istanbul ignore next */
onRunnerEnd () {}
}
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