start scripts

.travis.yml

@@ -30,7 +30,7 @@ before_cache:
   - rm -rf $HOME/.gradle/caches/*/plugin-resolution/
 
 install:
-  - lsof -i :8081
+  - netstat -vanp tcp | grep 8081
   # node
   - curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.1/install.sh | bash
   - export NVM_DIR="$HOME/.nvm" && [ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh"

package.json

@@ -29,8 +29,8 @@
     "xcode": "open playground/ios/playground.xcodeproj",
     "install-android": "cd playground/android && ./gradlew installDebug",
     "uninstall-android": "cd playground/android && ./gradlew uninstallAll",
-    "start": "adb reverse tcp:8081 tcp:8081; watchman watch-del-all; node ./node_modules/react-native/local-cli/cli.js start --root=./playground",
-    "test-js": "eslint lib/src integration e2e scripts playground/src && BABEL_ENV=test jest --coverage",
+    "start": "node ./scripts/start.js",
+    "test-js": "node ./scripts/test-js.js",
     "test-unit-android": "node ./scripts/test.unit.android.js",
     "test-unit-ios": "node ./scripts/test.unit.ios.js",
     "test-e2e-android": "node ./scripts/test.e2e.android.js",

playground/ios/playground/AppDelegate.m

@@ -3,6 +3,7 @@
 // **********************************************
 // *** DON'T MISS: THE NEXT LINE IS IMPORTANT ***
 // **********************************************
+#import <React/RCTBundleURLProvider.h>
 #import <ReactNativeNavigation/ReactNativeNavigation.h>
 
 // IMPORTANT: if you're getting an Xcode error that RCCManager.h isn't found, you've probably ran "npm install"
@@ -14,17 +15,10 @@
 
 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
 {
-	NSURL *jsCodeLocation;
-#ifdef DEBUG
-	jsCodeLocation = [NSURL URLWithString:@"http://localhost:8081/index.ios.bundle?platform=ios&dev=true"];
-#else
-	jsCodeLocation = [[NSBundle mainBundle] URLForResource:@"main" withExtension:@"jsbundle"];
-#endif
-	
-	
 	// **********************************************
 	// *** DON'T MISS: THIS IS HOW WE BOOTSTRAP *****
 	// **********************************************
+	NSURL *jsCodeLocation = [[RCTBundleURLProvider sharedSettings] jsBundleURLForBundleRoot:@"index.ios" fallbackResource:nil];
 	[ReactNativeNavigation bootstrap:jsCodeLocation launchOptions:launchOptions];
 	
 	/*

scripts/start.js

@@ -0,0 +1,29 @@
+const exec = require('shell-utils').exec;
+
+run();
+
+function run() {
+  const port = findPort();
+  exec.execSync(`watchman watch-del-all || true`);
+  exec.execSync(`adb reverse tcp:${port} tcp:${port} || true`);
+  exec.execSync(`node ./node_modules/react-native/local-cli/cli.js start --port=${port} --root=./playground`);
+}
+
+function findPort() {
+  let port = 8081;
+  if (!process.env.CI) {
+    return port;
+  }
+  while (!isPortOpen(port)) {
+    port = Number((Math.random() * 1000).toFixed(0)) + 35000;
+  }
+  return port;
+}
+
+function isPortOpen(port) {
+  try {
+    return !exec.execSyncRead(`netstat -vanp tcp | grep ${port}`);
+  } catch (e) {
+    return true;
+  }
+}

scripts/test-js.js

@@ -0,0 +1,8 @@
+const exec = require('shell-utils').exec;
+
+run();
+
+function run() {
+  exec.execSync(`BABEL_ENV=test eslint lib/src integration e2e scripts playground/src`);
+  exec.execSync(`BABEL_ENV=test jest --coverage`);
+}