lua_pop, lua_settop, js closure

1 files changed, 30 insertions, 0 deletions

diff --git a/tests/C/lua_call-jsclosure.c b/tests/C/lua_call-jsclosure.c
new file mode 100644
index 0000000..98fa739
--- /dev/null
+++ b/tests/C/lua_call-jsclosure.c
@@ -0,0 +1,30 @@
+#include <lua.h>
+#include <lualib.h>
+#include <lauxlib.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+int func(lua_State *L) {
+    const char *s = lua_tostring(L, lua_upvalueindex(1));
+    lua_pushstring(L, s);
+    return 1;
+}
+
+int main(void) {
+
+    lua_State *L = luaL_newstate();
+
+    luaL_openlibs(L);
+
+    lua_pushstring(L, "upvalue hello !");
+    lua_pushcclosure(L, func, 1);
+
+    lua_call(L, 0, 1);
+
+    printf("Lua returned: %s\n", lua_tostring(L, -1));
+
+    lua_close(L);
+
+    return 0;
+
+}
\ No newline at end of file