build.gradle

group 'com.test'
version '1.0-SNAPSHOT'

apply plugin: 'java'

sourceCompatibility = 1.8

buildscript {
    repositories {
        jcenter()
        maven {
            url 'https://plugins.gradle.org/m2/'
        }
    }
    dependencies {
        classpath "com.avast.gradle:gradle-docker-compose-plugin:0.8.4"
        classpath 'com.bmuschko:gradle-docker-plugin:3.5.0'
    }
}
//
//apply plugin: 'docker-compose'
//apply plugin: 'com.bmuschko.docker-remote-api'

//import com.bmuschko.gradle.docker.tasks.container.*
//import com.bmuschko.gradle.docker.tasks.image.*

dependencies {
    testCompile group: 'junit', name: 'junit', version: '4.12'
}

//
//// STEP 1 : bring up the docker compose only for the applications under test EXCLUDING cypress
//
//dockerCompose {
//    useComposeFiles = ['docker-compose.yml']
//    forceRecreate = true
//    upAdditionalArgs = ['--exit-code-from', 'cypress']
//    waitForTcpPorts = true
//    captureContainersOutput = true
//}
//
//// STEP 2 : bring up cypress and connect it to the above network from STEP1
//
//task buildCypress (type: DockerBuildImage){
//    dependsOn composeUp
//    inputDir = project.file('cypress')
//}
//
//task createCypressContainer(type: DockerCreateContainer) {
//    dependsOn buildCypress
//    targetImageId { buildCypress.getImageId() }
//}
//
//task startCypressContainer(type: DockerStartContainer) {
//    dependsOn createCypressContainer
//    targetContainerId { createCypressContainer.getContainerId() }
//}
//
//task isContainerRunning (type: DockerLogsContainer) {
//    follow = true
//    tailAll = true
//    onNext { message ->
//        def foundMessage = message.toString()
//        if (foundMessage.matches('Some string that says we are live')) {
//            throw new RuntimeException('SHORT-CIRCUIT-POLLING')
//        }
//    }
//    onError { exception ->
//        // Ignore exception if container does not exist otherwise throw it
//        if (!exception.message.contains('No such container'))
//            throw exception
//    }
//    targetContainerId { createCypressContainer.getContainerId() }
//}
//
//task runCypressCommand(type : DockerExecContainer) {
//    dependsOn startCypressContainer
//    commands ["./node_modules/.bin/cypress run"]
//    attachStdout = true
//    attachStderr = true
//    targetContainerId { createCypressContainer.getContainerId() }
//    finalizedBy isContainerRunning
//}
//
//task stopCypressContainer(type: DockerStopContainer) {
//    onError { exception ->
//        if (exception.message != null && exception.message.contains('No such container')) {
//            println 'Container not running'
//        } else {
//            throw exception
//        }
//    }
//    targetContainerId { createCypressContainer.getContainerId() }
//}
//
//task functionalTestMyApp(type: DefaultTask) {
//    dependsOn runCypressCommand
//    finalizedBy stopCypressContainer
//}
//
//
//// More general way without plugins

task dockerComposeBuild(type: DockerComposeTask) {
    command = "build"
}

task dockerComposeUp(type: DockerComposeTask, dependsOn: [dockerComposeBuild]) {
    command = 'up --exit-code-from cypress'
}

task dockerComposeDown(type: DockerComposeTask) {
    command = 'down'
}

task runTest{
    dependsOn dockerComposeUp
    finalizedBy dockerComposeDown
}

class DockerComposeTask extends DefaultTask {
    def command

    @TaskAction
    def dockerCompose() {
        project.exec({
            executable = "docker-compose"
            this.command.split().each { args it }
            if (this.command == 'build') {
                args "--force-rm"
            }
        })
    }
}