utf8.offset

1 files changed, 39 insertions, 0 deletions

diff --git a/tests/lutf8lib.js b/tests/lutf8lib.js
new file mode 100644
index 0000000..3006bd4
--- /dev/null
+++ b/tests/lutf8lib.js
@@ -0,0 +1,39 @@
+"use strict";
+
+const test    = require('tape');
+const tests   = require("./tests.js");
+
+const lapi    = require("../src/lapi.js");
+const lauxlib = require("../src/lauxlib.js");
+const linit   = require('../src/linit.js');
+
+test('utf8.offset', function (t) {
+    let luaCode = `
+        return utf8.offset("( ͡° ͜ʖ ͡° )", 5)
+    `, L;
+    
+    t.plan(3);
+
+    t.doesNotThrow(function () {
+
+        L = lauxlib.luaL_newstate();
+
+        linit.luaL_openlibs(L);
+
+        lauxlib.luaL_loadstring(L, luaCode);
+
+    }, "Lua program loaded without error");
+
+    t.doesNotThrow(function () {
+
+        lapi.lua_call(L, 0, -1);
+
+    }, "Lua program ran without error");
+
+    t.strictEqual(
+        lapi.lua_tointeger(L, -1),
+        7,
+        "Correct element(s) on the stack"
+    );
+
+});
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