Continuous Integration in Android

Sergiy MokienkoAndroid developer

Make round picture online http://www.cutmypic.com/

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The only thing you should care about is code.

Foreword

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Journey begins CI what are you ?

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The main thing about Continuous Integration is delivering features without breaking your solution

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Steps

Code

Test

Merge

BuildDeploy

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No way to merge without testing

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+ + =

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VCS

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Benefits

Jira integration Slack integration Access management

Pull requests

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Benefits

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Strategy

Tim

e

devFeature

branches

Starting feature

Merging feature

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Merging policy

Pull requestAuto tests

Staticanalysis

Code reviewMerge

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Pull Request

Leave comments

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Pull RequestSee changes

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Pull RequestBuild on pull request

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Pull RequestEasy merge

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Auto test

Test Java Separately

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Auto test

Unit tests should be fast

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Auto testKeep tests relevant

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Auto testUse spoon

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Auto test

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Static Analysis

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Code Review

Look for potential bugs Verify tests coverage

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Code Review

Project structure not violatedRun happy path

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No you are ready to merge boy =)

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Version naming

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Strategy

Tim

e

dev masterFeature

branches

Starting feature

Merging feature

Release0.2

Hot Fix

Release0.1

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Build & Deploy

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Build server

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Build server

Open Sourced

Plugins

Free

Easy setUp

Scripts support

Build agents

Variety of build triggers

VCS support

Remote test Run

Poor git support

Plugins

No default support for build agentsYou have pay for it

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TeamCity Build configuration

VCS RootBuild triggers

Build steps

Failure ConditionsArtefacts

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TeamCity Build configuration

- Script supports

-Attach several VCS roots

-Build dependencies between jobs

- Select branch for build

- Schedule triggers

- Repository manipulations

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Version naming

int majorVersion = MAJOR_VERSION as intint minorVersion = MINOR_VERSION as intint bugFixVersion = BUG_VERSION as intversionCode majorVersion * 100000000 + minorVersion * 1000000 + bugFixVersion * 10000 versionName "" + majorVersion + "." + minorVersion + "." + bugFixVersion

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gradle.properties

MAJOR_VERSION = 1 MINOR_VERSION = 19 BUG_VERSION = 0 COMPILE_SDK_VERSION=23 BUILD_TOOLS_VERSION=23.0.2MIN_SDK_VERSION=16 TARGET_SDK_VERSION=23 SNAPSHOT=trueSNAPSHOT_ANALYTICS=falseAUTOTEST=falseCONNECTION_TEST=falseMIXPANEL_QA_KEY=1234567890BRANDS_DIR=brandsBRAND=internalSERVER_PROJECT_ID=123456789LEVERATE_PASSWORD=leveratepas

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BuildConfig

String snapshot = (Boolean.valueOf(getProperty('SNAPSHOT').toString())) ? "Boolean.parseBoolean(\"true\")" : "false"buildConfigField 'boolean', 'SNAPSHOT', snapshotString snapshotAnalytics = (Boolean.valueOf(getProperty('SNAPSHOT_ANALYTICS').toString())) ? "Boolean.parseBoolean(\"true\")" : "false"buildConfigField 'boolean', 'SNAPSHOT_ANALYTICS', snapshotAnalyticsString autotest = (Boolean.valueOf(getProperty('AUTOTEST').toString())) ? "Boolean.parseBoolean(\"true\")" : "false"buildConfigField 'boolean', 'AUTOTEST', autotestString connectionTest = (Boolean.valueOf(getProperty('CONNECTION_TEST').toString())) ? "Boolean.parseBoolean(\"true\")" : "false"buildConfigField 'boolean', 'CONNECTION_TEST', connectionTestString mixPanelDebugKey = ("\"" + getProperty('MIXPANEL_QA_KEY').toString() + "\"") buildConfigField 'String', 'MIXPANEL_QA_KEY', mixPanelDebugKey

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Email Notification

<TeamCity data directory>/config/_notifications/

Including ERRORS from the log

<#list build.buildLog.messages[1..] as message><#-- skipping the first message (it is a root node)-->

<#if message.status == "ERROR" || message.status == "FAILURE" >

${message.text}

</#if>

</#list>

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Email Notification

<TeamCity data directory>/config/_notifications/

<p>Build artifacts:</p>

<#list build.artifactsDirectory.listFiles() as file>

<a href="${webLinks.getDownloadArtefactUrl(build.buildTypeExternalId, build.buildId, file.name)}">${file.name}</a> (${file.length()}B)<br/>

</#list>

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Unit testMerge to any feature branchOn every pull request

JUnit tests onlyLint inspections

Test reportLint report

Cancel PullRequest if test fails

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MergeOn Every PullRequest: Feature branch -> dev Hot fix -> master

UI Tests on device

Test report

Cancel PullRequest if test fails

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Nightly build

Scheduled Every night on dev branch

Runs full Test run of All test suits on all relevant

Test reportNotifies all team with results

Notifies all team with results

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Debug deployment

Triggered on every pull request:Feature branch -> dev

Builds debug version of the applicationUpload debug.apk to your debug build delivery cloud

debug .apk

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Debug deployment

Triggered manually

Builds release version of your applicationCreates a tag with release version Uploads release.apk to google play

release.apk

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Release deployment

Triggered manually

Builds release version of your applicationCreates a tag with release version Uploads release.apk to google play

release.apk

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Deployment debug

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Debug deploymentif (project.hasProperty("deployGateToken")) {

apply plugin: 'deploygate'

deploygate {

userName = "username"

token = project.property("deployGateToken")

}

apks {

release {

sourceFile = file('build/outputs/apk/sirix-debug-' + android.defaultConfig.versionName + '.apk')

}

}

}

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Release deployment

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Release deployment

apply plugin: 'com.github.triplet.play'play { serviceAccountEmail = 'your-service-account-email' pk12File = file('key.p12') track = 'production|betta|alpha' uploadImages = true}

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Good to have

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Summary

Use correct toolsMake your tests fastAutomate build delivery everywhereUse good VCSUse cross platform toolsGive gradle a chanceAutomate you release cycle

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Questions ?

Mokienko Sergiy@smokienkokorwin22@gmail.comhttps://www.facebook.com/Korwin22

Thank you!

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Resourcehttps://www.jetbrains.com/teamcity/documentation/http://square.github.io/spoon/http://nvie.com/posts/a-successful-git-branching-model/https://github.com/Tapadoo/TCSlackNotifierPluginhttps://github.com/Triple-T/gradle-play-publisherhttps://deploygate.com/?locale=enhttps://get.fabric.io/https://www.sonatype.com/nexus-repository-sonatypehttp://cyrilmottier.com/2014/12/09/a-story-of-software-development-methodologies/https://www.reddit.com/r/androiddev/comments/3ig3gm/show_us_your_gradle_tasks/https://medium.com/@jordanjoz/streamlining-eeros-android-build-process-6a870ef40a89#.1psxvs5kqhttps://medium.com/fuzz/getting-the-most-out-of-crashlytics-380afb703876#.5vyv6s5hc