From cdf8cf1806ca793c47095b69382b2dd733899af7 Mon Sep 17 00:00:00 2001
From: Benoit Giannangeli <benoit.giannangeli@boursorama.fr>
Date: Fri, 17 Feb 2017 12:25:28 +0100
Subject: lua can read globals set by js

---
 tests/lapi.js | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'tests')

diff --git a/tests/lapi.js b/tests/lapi.js
index ff76920..419e5c4 100644
--- a/tests/lapi.js
+++ b/tests/lapi.js
@@ -408,4 +408,34 @@ test('lua_load and lua_call it', function (t) {
         "JS > Lua > JS \o/",
         "Correct element(s) on the stack"
     );
+});
+
+
+test('lua script reads js upvalues', function (t) {
+    let luaCode = `
+        return js .. " world"
+    `, L;
+    
+    t.plan(2);
+
+    t.doesNotThrow(function () {
+
+        let bc = toByteCode(luaCode).dataView;
+
+        L = lauxlib.luaL_newstate();
+
+        lapi.lua_load(L, bc, "test-lua_load")
+
+        lapi.lua_pushstring(L, "hello");
+        lapi.lua_setglobal(L, "js");
+
+        lapi.lua_call(L, 0, 1);
+
+    }, "JS Lua program ran without error");
+
+    t.strictEqual(
+        lapi.lua_tostring(L, -1),
+        "hello world",
+        "Correct element(s) on the stack"
+    );
 });
\ No newline at end of file
-- 
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