react-native-navigation/scripts/test.unit.ios.js

const _ = require('lodash');
const exec = require('shell-utils').exec;

const release = _.includes(process.argv, 'release');

function run() {
  const conf = release ? `Release` : `Debug`;

  execWithXcprettyIfPossible(`cd ./playground/ios &&
            RCT_NO_LAUNCH_PACKAGER=true
            xcodebuild build build-for-testing
            -scheme "ReactNativeNavigation"
            -project playground.xcodeproj
            -sdk iphonesimulator
            -configuration ${conf}
            -derivedDataPath ./DerivedData/playground
            ONLY_ACTIVE_ARCH=YES`);

  execWithXcprettyIfPossible(`cd ./playground/ios &&
            RCT_NO_LAUNCH_PACKAGER=true
            xcodebuild test-without-building
            -scheme "ReactNativeNavigation"
            -project playground.xcodeproj
            -sdk iphonesimulator
            -configuration ${conf}
            -destination 'platform=iOS Simulator,name=iPhone 7'
            -derivedDataPath ./DerivedData/playground
            ONLY_ACTIVE_ARCH=YES`);
}

function execWithXcprettyIfPossible(cmd) {
  if (exec.which('xcpretty')) {
    exec.execSync(`${cmd} | xcpretty`);
  } else {
    exec.execSync(cmd);
  }
}

run();