From c5e7ef0c7bb71f0d3e040cf2fda5aefad02b6f4b Mon Sep 17 00:00:00 2001
From: Ruslan Zavacky <ruslan.zavacky@crowdstrike.com>
Date: Fri, 24 Feb 2017 15:56:06 +0000
Subject: [PATCH] Try to update /tests/index.html only if it exists (guard from
 prod build failures)

---
 index.js | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/index.js b/index.js
index 606ce5e..2d42d5a 100644
--- a/index.js
+++ b/index.js
@@ -21,7 +21,11 @@ module.exports = {
     let testIndexFilePath = build.directory + '/tests/index.html';
 
     let indexFile = fs.readFileSync(indexFilePath, {encoding: 'utf-8'});
-    let testIndexFile = fs.readFileSync(testIndexFilePath, {encoding: 'utf-8'});
+
+    let testIndexFile;
+    if (fs.existsSync(testIndexFilePath)) {
+      testIndexFile = fs.readFileSync(testIndexFilePath, {encoding: 'utf-8'});
+    }
 
     let files = fs.readdirSync(build.directory + '/assets');
     let totalFiles = files.length;
@@ -41,13 +45,16 @@ module.exports = {
     }
 
     let assetMapContent = null;
-    
+
     if (assetFileName) {
       assetMapContent = `"${fingerprintPrepend + 'assets/' + assetFileName}"`;
     }
-    
+
     fs.writeFileSync(indexFilePath, indexFile.replace(/__asset_map_placeholder__/, assetMapContent));
-    fs.writeFileSync(testIndexFilePath, testIndexFile.replace(/__asset_map_placeholder__/, assetMapContent));
+
+    if (testIndexFile) {
+      fs.writeFileSync(testIndexFilePath, testIndexFile.replace(/__asset_map_placeholder__/, assetMapContent));
+    }
   },
 
   contentFor(type, config) {