97 lines
3 KiB
JavaScript
97 lines
3 KiB
JavaScript
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'use strict'
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const log = require('./logger').create()
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class Executor {
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constructor (capturedBrowsers, config, emitter) {
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this.capturedBrowsers = capturedBrowsers
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this.config = config
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this.emitter = emitter
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this.executionScheduled = false
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this.errorsScheduled = []
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this.pendingCount = 0
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this.runningBrowsers = null
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this.emitter.on('run_complete', () => this.onRunComplete())
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this.emitter.on('browser_complete', () => this.onBrowserComplete())
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}
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schedule () {
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if (this.capturedBrowsers.length === 0) {
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log.warn(`No captured browser, open ${this.config.protocol}//${this.config.hostname}:${this.config.port}${this.config.urlRoot}`)
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return false
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} else if (this.capturedBrowsers.areAllReady()) {
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log.debug('All browsers are ready, executing')
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log.debug(`Captured ${this.capturedBrowsers.length} browsers`)
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this.executionScheduled = false
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this.capturedBrowsers.clearResults()
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this.pendingCount = this.capturedBrowsers.length
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this.runningBrowsers = this.capturedBrowsers.clone()
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this.emitter.emit('run_start', this.runningBrowsers)
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this.socketIoSockets.emit('execute', this.config.client)
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return true
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} else {
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log.info('Delaying execution, these browsers are not ready: ' + this.capturedBrowsers.getNonReady().join(', '))
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this.executionScheduled = true
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return false
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}
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}
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/**
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* Schedule an error to be reported
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* @param {string} errorMessage
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* @returns {boolean} a boolean indicating whether or not the error was handled synchronously
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*/
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scheduleError (errorMessage) {
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// We don't want to interfere with any running test.
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// Verify that no test is running before reporting the error.
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if (this.capturedBrowsers.areAllReady()) {
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log.warn(errorMessage)
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const errorResult = {
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success: 0,
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failed: 0,
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skipped: 0,
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error: errorMessage,
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exitCode: 1
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}
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const noBrowsersStartedTests = []
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this.emitter.emit('run_start', noBrowsersStartedTests) // A run cannot complete without being started
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this.emitter.emit('run_complete', noBrowsersStartedTests, errorResult)
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return true
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} else {
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this.errorsScheduled.push(errorMessage)
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return false
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}
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}
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onRunComplete () {
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if (this.executionScheduled) {
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this.schedule()
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}
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if (this.errorsScheduled.length) {
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const errorsToReport = this.errorsScheduled
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this.errorsScheduled = []
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errorsToReport.forEach((error) => this.scheduleError(error))
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}
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}
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onBrowserComplete () {
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this.pendingCount--
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if (!this.pendingCount) {
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// Ensure run_complete is emitted in the next tick
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// so it is never emitted before browser_complete
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setTimeout(() => {
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this.emitter.emit('run_complete', this.runningBrowsers, this.runningBrowsers.getResults())
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})
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}
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}
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}
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Executor.factory = function (capturedBrowsers, config, emitter) {
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return new Executor(capturedBrowsers, config, emitter)
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}
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module.exports = Executor
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