gradle screenshot

gistfile1.groovy

def reportsDirectory = "$buildDir/artifacts/composer-output"

def embedScreenshotsTask = task('embedScreenshots', group: 'reporting') {

    dependsOn {
        fetchScreenshotsTask
    }

    doFirst {
        println new File(reportsDirectory, 'screenshots/failures')
        def failureScreenshotsDirectory = new File(reportsDirectory, 'screenshots/failures')

        if (!failureScreenshotsDirectory.exists()) {
            println 'Could not find screenshot failures. Skipping...'
            return
        }

        failureScreenshotsDirectory.eachFile { failedTestClassDirectory ->
            def failedTestClassName = failedTestClassDirectory.name

            failedTestClassDirectory.eachFile { failedTestFile ->
                def failedTestName = failedTestFile.name
                def failedTestNameWithoutExtension = failedTestName.take(failedTestName.lastIndexOf('.'))
                def failedTestClassJunitReportFile = new File(reportsDirectory, "${failedTestClassName}.html")

                if (!failedTestClassJunitReportFile.exists()) {
                    println "Could not find JUnit report file for test class '${failedTestClassJunitReportFile}'"
                    return
                }

                def failedTestJunitReportContent = failedTestClassJunitReportFile.text

                def patternToFind = "<h3 class=\"failures\">${failedTestNameWithoutExtension}</h3>"
                def patternToReplace = "${patternToFind} <img src=\"screenshots/failures/${failedTestClassName}/${failedTestName}\" width =\"360\" />"

                failedTestJunitReportContent = failedTestJunitReportContent.replaceAll(patternToFind, patternToReplace)

                failedTestClassJunitReportFile.write(failedTestJunitReportContent)
            }
        }
    }
}

def getDevices() {
    new ByteArrayOutputStream().withStream { os ->
        def result = exec {
            commandLine android.getAdbExe().toString(), 'devices'
            standardOutput = os
        }

        def connectedDevices = []
        def outputAsString = os.toString()
        def listOfDevices = outputAsString.readLines()
        listOfDevices.remove(0)

        listOfDevices.each {
            if (!it.isEmpty()) {
                def newLine = it.split()
                connectedDevices.add(newLine[0])
            }
        }
        return connectedDevices
    }
}


def fetchScreenshotsTask = task('fetchScreenshotsTask', type: Exec, group: 'reporting') {

    println "Creating output directory"
    new File(reportsDirectory).mkdirs()

    getDevices().each {
        def id = it
        commandLine android.getAdbExe().toString()
        println "Creating screenshot folder for ${id.toString()}"
        args "-s", id.toString(), 'shell', 'mkdir', '-p', '/sdcard/Pictures/scarlett_screenshot_folder'

        commandLine android.getAdbExe().toString()
        println "Pulling screenshots  for ${id.toString()}"
        args "-s", id.toString(), 'pull', '/sdcard/Pictures/scarlett_screenshot_folder/.', reportsDirectory

        commandLine android.getAdbExe().toString()
        println "Deleting folder for ${id.toString()}"
        args "-s", id.toString(), 'shell', 'rm', '-r', '/sdcard/Pictures/scarlett_screenshot_folder'
    }
}

tasks.whenTaskAdded { task ->
    if (task.name == 'connectedDevelopmentDebugAndroidTest') {
        task.finalizedBy {
            fetchScreenshotsTask
        }
    }
}