Fix e2e RNTester build step

Manually provide PROJECT_ROOT for RNTester project js bundle build step

Author: nossbigg

RNTester/RNTester.xcodeproj/project.pbxproj

@@ -1107,7 +1107,7 @@
 				13B07F871A680F5B00A75B9A /* Sources */,
 				13B07F8C1A680F5B00A75B9A /* Frameworks */,
 				13B07F8E1A680F5B00A75B9A /* Resources */,
-				68CD48B71D2BCB2C007E06A9 /* Run Script */,
+				68CD48B71D2BCB2C007E06A9 /* Bundle React Native code and images */,
 				EDEBC7DE214C68E400DD5AC8 /* Embed Frameworks */,
 			);
 			buildRules = (
@@ -1707,19 +1707,19 @@
 			shellPath = /bin/sh;
 			shellScript = "export NODE_BINARY=node\n$SRCROOT/../scripts/react-native-xcode.sh RNTester/js/RNTesterApp.ios.js";
 		};
-		68CD48B71D2BCB2C007E06A9 /* Run Script */ = {
+		68CD48B71D2BCB2C007E06A9 /* Bundle React Native code and images */ = {
 			isa = PBXShellScriptBuildPhase;
 			buildActionMask = 2147483647;
 			files = (
 			);
 			inputPaths = (
 			);
-			name = "Run Script";
+			name = "Bundle React Native code and images";
 			outputPaths = (
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "export NODE_BINARY=node\n$SRCROOT/../scripts/react-native-xcode.sh RNTester/js/RNTesterApp.ios.js\n";
+			shellScript = "export NODE_BINARY=node\n$SRCROOT/../scripts/react-native-xcode.sh RNTester/js/RNTesterApp.ios.js $SRCROOT/..\n";
 		};
 /* End PBXShellScriptBuildPhase section */
 

scripts/react-native-xcode.sh

@@ -57,6 +57,11 @@ REACT_NATIVE_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 # in node_modules.
 PROJECT_ROOT=${PROJECT_ROOT:-"$REACT_NATIVE_DIR/../.."}
 
+PROJECT_ROOT_OVERRIDE=$2
+if [ "$PROJECT_ROOT_OVERRIDE" != "" ]; then
+  PROJECT_ROOT=$PROJECT_ROOT_OVERRIDE
+fi
+
 cd "$PROJECT_ROOT" || exit
 
 # Define NVM_DIR and source the nvm.sh setup script