From e0af5472441e00a76dcdc217acf0bea4200f3793 Mon Sep 17 00:00:00 2001
From: Josh Goebel <me@joshgoebel.com>
Date: Sun, 26 Apr 2020 12:38:23 -0400
Subject: [PATCH] add test to make sure browser build works as commonJS module

---
 .travis.yml                              | 2 ++
 test/builds/browser_build_as_commonjs.js | 6 ++++++
 2 files changed, 8 insertions(+)
 create mode 100644 test/builds/browser_build_as_commonjs.js

diff --git a/.travis.yml b/.travis.yml
index fa61a6a0e9..67fd1364cf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -29,5 +29,7 @@ script:
       npm run test
     else
       npm run test-browser
+      # our browser build should also work fine as a Node.js CommonJS module
+      node test/builds/browser_build_as_commonjs.js
     fi
 sudo: false  # Use container-based architecture
diff --git a/test/builds/browser_build_as_commonjs.js b/test/builds/browser_build_as_commonjs.js
new file mode 100644
index 0000000000..4315df2ff0
--- /dev/null
+++ b/test/builds/browser_build_as_commonjs.js
@@ -0,0 +1,6 @@
+const hljs = require("../../build/highlight");
+
+let major = parseInt(majorVersion=hljs.versionString.split("."))
+if (major != 10) {
+  process.exit(1)
+}