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@browserstack/testcafe

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Automated browser testing for the modern web development stack.

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"use strict"; var __importDefault = (this && this.__importDefault) || function (mod) { return (mod && mod.__esModule) ? mod : { "default": mod }; }; Object.defineProperty(exports, "__esModule", { value: true }); const path_1 = require("path"); const testcafe_browser_tools_1 = require("testcafe-browser-tools"); const crop_1 = require("./crop"); const async_queue_1 = require("../utils/async-queue"); const warning_message_1 = __importDefault(require("../notifications/warning-message")); const escape_user_agent_1 = __importDefault(require("../utils/escape-user-agent")); const correct_file_path_1 = __importDefault(require("../utils/correct-file-path")); const promisified_functions_1 = require("../utils/promisified-functions"); class Capturer { constructor(baseScreenshotsPath, testEntry, connection, pathPattern, fullPage, warningLog) { this.enabled = !!baseScreenshotsPath; this.baseScreenshotsPath = baseScreenshotsPath; this.testEntry = testEntry; this.provider = connection.provider; this.browserId = connection.id; this.warningLog = warningLog; this.pathPattern = pathPattern; this.fullPage = fullPage; } static _getDimensionWithoutScrollbar(fullDimension, documentDimension, bodyDimension) { if (bodyDimension > fullDimension) return documentDimension; if (documentDimension > fullDimension) return bodyDimension; return Math.max(documentDimension, bodyDimension); } static _getCropDimensions(cropDimensions, pageDimensions) { if (!cropDimensions || !pageDimensions) return null; const { dpr } = pageDimensions; const { top, left, bottom, right } = cropDimensions; return { top: Math.round(top * dpr), left: Math.round(left * dpr), bottom: Math.round(bottom * dpr), right: Math.round(right * dpr) }; } static _getClientAreaDimensions(pageDimensions) { if (!pageDimensions) return null; const { innerWidth, documentWidth, bodyWidth, innerHeight, documentHeight, bodyHeight, dpr } = pageDimensions; return { width: Math.floor(Capturer._getDimensionWithoutScrollbar(innerWidth, documentWidth, bodyWidth) * dpr), height: Math.floor(Capturer._getDimensionWithoutScrollbar(innerHeight, documentHeight, bodyHeight) * dpr) }; } static async _isScreenshotCaptured(screenshotPath) { try { const stats = await promisified_functions_1.stat(screenshotPath); return stats.isFile(); } catch (e) { return false; } } _joinWithBaseScreenshotPath(path) { return path_1.join(this.baseScreenshotsPath, path); } _incrementFileIndexes(forError) { if (forError) this.pathPattern.data.errorFileIndex++; else this.pathPattern.data.fileIndex++; } _getCustomScreenshotPath(customPath) { const correctedCustomPath = correct_file_path_1.default(customPath); return this._joinWithBaseScreenshotPath(correctedCustomPath); } _getScreenshotPath(forError) { const path = this.pathPattern.getPath(forError); this._incrementFileIndexes(forError); return this._joinWithBaseScreenshotPath(path); } _getThumbnailPath(screenshotPath) { const imageName = path_1.basename(screenshotPath); const imageDir = path_1.dirname(screenshotPath); return path_1.join(imageDir, 'thumbnails', imageName); } async _takeScreenshot({ filePath, pageWidth, pageHeight, fullPage = this.fullPage }) { await this.provider.takeScreenshot(this.browserId, filePath, pageWidth, pageHeight, fullPage); } async _capture(forError, { pageDimensions, cropDimensions, markSeed, customPath, fullPage } = {}) { if (!this.enabled) return null; const screenshotPath = customPath ? this._getCustomScreenshotPath(customPath) : this._getScreenshotPath(forError); const thumbnailPath = this._getThumbnailPath(screenshotPath); if (async_queue_1.isInQueue(screenshotPath)) this.warningLog.addWarning(warning_message_1.default.screenshotRewritingError, screenshotPath); await async_queue_1.addToQueue(screenshotPath, async () => { const clientAreaDimensions = Capturer._getClientAreaDimensions(pageDimensions); const { width: pageWidth, height: pageHeight } = clientAreaDimensions || {}; const takeScreenshotOptions = { filePath: screenshotPath, pageWidth, pageHeight, fullPage }; await this._takeScreenshot(takeScreenshotOptions); if (!await Capturer._isScreenshotCaptured(screenshotPath)) return; const image = await promisified_functions_1.readPngFile(screenshotPath); const croppedImage = await crop_1.cropScreenshot(image, { markSeed, clientAreaDimensions, path: screenshotPath, cropDimensions: Capturer._getCropDimensions(cropDimensions, pageDimensions) }); if (croppedImage) await promisified_functions_1.writePng(screenshotPath, croppedImage); await testcafe_browser_tools_1.generateThumbnail(screenshotPath, thumbnailPath); }); const testRunId = this.testEntry.testRuns[this.browserId].id; const userAgent = escape_user_agent_1.default(this.pathPattern.data.parsedUserAgent.prettyUserAgent); const quarantineAttempt = this.pathPattern.data.quarantineAttempt; const takenOnFail = forError; const screenshot = { testRunId, screenshotPath, thumbnailPath, userAgent, quarantineAttempt, takenOnFail }; this.testEntry.screenshots.push(screenshot); return screenshotPath; } async captureAction(options) { return await this._capture(false, options); } async captureError(options) { return await this._capture(true, options); } } exports.default = Capturer; module.exports = exports.default; //# 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{ join as joinPath, dirname, basename } from 'path';\nimport { generateThumbnail } from 'testcafe-browser-tools';\nimport { cropScreenshot } from './crop';\nimport { isInQueue, addToQueue } from '../utils/async-queue';\nimport WARNING_MESSAGE from '../notifications/warning-message';\nimport escapeUserAgent from '../utils/escape-user-agent';\nimport correctFilePath from '../utils/correct-file-path';\nimport { readPngFile, stat, writePng } from '../utils/promisified-functions';\n\n\nexport default class Capturer {\n    constructor (baseScreenshotsPath, testEntry, connection, pathPattern, fullPage, warningLog) {\n        this.enabled             = !!baseScreenshotsPath;\n        this.baseScreenshotsPath = baseScreenshotsPath;\n        this.testEntry           = testEntry;\n        this.provider            = connection.provider;\n        this.browserId           = connection.id;\n        this.warningLog          = warningLog;\n        this.pathPattern         = pathPattern;\n        this.fullPage            = fullPage;\n    }\n\n    static _getDimensionWithoutScrollbar (fullDimension, documentDimension, bodyDimension) {\n        if (bodyDimension > fullDimension)\n            return documentDimension;\n\n        if (documentDimension > fullDimension)\n            return bodyDimension;\n\n        return Math.max(documentDimension, bodyDimension);\n    }\n\n    static _getCropDimensions (cropDimensions, pageDimensions) {\n        if (!cropDimensions || !pageDimensions)\n            return null;\n\n        const { dpr }                      = pageDimensions;\n        const { top, left, bottom, right } = cropDimensions;\n\n        return {\n            top:    Math.round(top * dpr),\n            left:   Math.round(left * dpr),\n            bottom: Math.round(bottom * dpr),\n            right:  Math.round(right * dpr)\n        };\n    }\n\n    static _getClientAreaDimensions (pageDimensions) {\n        if (!pageDimensions)\n            return null;\n\n        const { innerWidth, documentWidth, bodyWidth, innerHeight, documentHeight, bodyHeight, dpr } = pageDimensions;\n\n        return {\n            width:  Math.floor(Capturer._getDimensionWithoutScrollbar(innerWidth, documentWidth, bodyWidth) * dpr),\n            height: Math.floor(Capturer._getDimensionWithoutScrollbar(innerHeight, documentHeight, bodyHeight) * dpr)\n        };\n    }\n\n    static async _isScreenshotCaptured (screenshotPath) {\n        try {\n            const stats = await stat(screenshotPath);\n\n            return stats.isFile();\n        }\n        catch (e) {\n            return false;\n        }\n    }\n\n    _joinWithBaseScreenshotPath (path) {\n        return joinPath(this.baseScreenshotsPath, path);\n    }\n\n    _incrementFileIndexes (forError) {\n        if (forError)\n            this.pathPattern.data.errorFileIndex++;\n\n        else\n            this.pathPattern.data.fileIndex++;\n    }\n\n    _getCustomScreenshotPath (customPath) {\n        const correctedCustomPath = correctFilePath(customPath);\n\n        return this._joinWithBaseScreenshotPath(correctedCustomPath);\n    }\n\n    _getScreenshotPath (forError) {\n        const path = this.pathPattern.getPath(forError);\n\n        this._incrementFileIndexes(forError);\n\n        return this._joinWithBaseScreenshotPath(path);\n    }\n\n    _getThumbnailPath (screenshotPath) {\n        const imageName = basename(screenshotPath);\n        const imageDir  = dirname(screenshotPath);\n\n        return joinPath(imageDir, 'thumbnails', imageName);\n    }\n\n    async _takeScreenshot ({ filePath, pageWidth, pageHeight, fullPage = this.fullPage }) {\n        await this.provider.takeScreenshot(this.browserId, filePath, pageWidth, pageHeight, fullPage);\n    }\n\n    async _capture (forError, { pageDimensions, cropDimensions, markSeed, customPath, fullPage } = {}) {\n        if (!this.enabled)\n            return null;\n\n        const screenshotPath = customPath ? this._getCustomScreenshotPath(customPath) : this._getScreenshotPath(forError);\n        const thumbnailPath  = this._getThumbnailPath(screenshotPath);\n\n        if (isInQueue(screenshotPath))\n            this.warningLog.addWarning(WARNING_MESSAGE.screenshotRewritingError, screenshotPath);\n\n        await addToQueue(screenshotPath, async () => {\n            const clientAreaDimensions = Capturer._getClientAreaDimensions(pageDimensions);\n\n            const { width: pageWidth, height: pageHeight } = clientAreaDimensions || {};\n\n            const takeScreenshotOptions = {\n                filePath: screenshotPath,\n                pageWidth,\n                pageHeight,\n                fullPage\n            };\n\n            await this._takeScreenshot(takeScreenshotOptions);\n\n            if (!await Capturer._isScreenshotCaptured(screenshotPath))\n                return;\n\n            const image = await readPngFile(screenshotPath);\n\n            const croppedImage = await cropScreenshot(image, {\n                markSeed,\n                clientAreaDimensions,\n                path:           screenshotPath,\n                cropDimensions: Capturer._getCropDimensions(cropDimensions, pageDimensions)\n            });\n\n            if (croppedImage)\n                await writePng(screenshotPath, croppedImage);\n\n            await generateThumbnail(screenshotPath, thumbnailPath);\n        });\n\n        const testRunId         = this.testEntry.testRuns[this.browserId].id;\n        const userAgent         = escapeUserAgent(this.pathPattern.data.parsedUserAgent.prettyUserAgent);\n        const quarantineAttempt = this.pathPattern.data.quarantineAttempt;\n        const takenOnFail       = forError;\n\n        const screenshot = {\n            testRunId,\n            screenshotPath,\n            thumbnailPath,\n            userAgent,\n            quarantineAttempt,\n            takenOnFail\n        };\n\n        this.testEntry.screenshots.push(screenshot);\n\n        return screenshotPath;\n    }\n\n    async captureAction (options) {\n        return await this._capture(false, options);\n    }\n\n    async captureError (options) {\n        return await this._capture(true, options);\n    }\n}\n\n"]}