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desc “Run UI Tests on iPhone 11 Pro”
lane :ui_tests
  tests_to_run = options[:only_testing]
  clear_derived_data(derived_data_path: derived_data_path)
  sh(“xcrun simctl shutdown booted”)
  sh(“xcrun simctl erase all”)
  sh(“xcrun instruments -w ‘iPhone 11 Pro (13.3) [‘ -t Blank”)
  scan(workspace: “Wealthfront.xcworkspace”,
    scheme: “WealthfrontUITests”,
    output_style: “basic”,

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def getAllUITestClassNames() {
    def allSwiftFiles = sh(
        script: “find WealthfrontUITests -name ‘*.swift’”,
        returnStdout: true
    ).trim().split(‘\n’) as String[]
    def directory = pwd()
    def allClassNames = []
    allSwiftFiles.each {
        def file = readFile “${directory}/${it}”
        def matcher = (file =~ /(?<=class ).*?(?=:)/)

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def partitionTestClassNames(classNames, buckets) {
    def subArrays = []
    def bucketSize = classNames.size() / buckets
    for (int i = 0; i < buckets; i++) {
        def start = i * bucketSize
        def end = i == buckets - 1 ? classNames.size() : start + bucketSize
        subArrays += [classNames[start..<end]]
    }
    return subArrays
}

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partitioned_test_cases = []
 
pipeline {
   environment {
       TARGET_PARALLEL_AGENTS = 3
   }
 
   stages {
       stage(“Partition UI tests”) {
           steps {

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partitioned_test_cases = []

pipeline {
    agent { label ‘iOS’ }

    environment {
        TARGET_PARALLEL_AGENTS = 3
    }

    stages {

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USERNAME=`id -un`
PASSWORD=`security find-generic-password -ws $WF_CI_KEYCHAIN_ITEM_NAME`
# Map USER + PASSWORD to test account credentials
# ...

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@UIApplicationMain
class AppDelegate: UIResponder, UIApplicationDelegate {
  
  private let WFAccessGroupKey: String = "WFAccessGroup"
  private let WFCredentialHelperServiceKey: String = "WFCredentialHelperServiceName"
  private let AccessPropertiesPlistName: String = "KeychainAccessGroupBridge-Dev"
    
  private let TestAccountUsernameKey = "TestAccountUsernameKey"
  private let TestAccountPasswordKey = "TestAccountUsernameKey"
  

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# Find credentials in keychain
# ...
# Create test account credentials ($USER + $PASS)
# ...
# Boot target simulator if not already booted
# ... 

xcrun simctl get_app_container $TARGET_DEVICE_IDENTIFIER com.Wealthfront.CredentialHelper 2> /dev/null

if [[ $? -e 0 ]]; then