Add a failing unit test for #50.

test/lang/test-ast.json

@@ -0,0 +1,3 @@
+{
+  "basic": "basic success"
+}

test/localize_test.coffee

@@ -149,6 +149,13 @@ do ($ = jQuery) ->
     t.localize("test", opts)
     equal t.text(), "country code success"
 
+  # Ref: https://github.com/coderifous/jquery-localize/issues/50
+  test "three-letter language code", ->
+    opts = language: "ast", pathPrefix: "lang"
+    t = localizableTagWithRel("p", "basic", text: "basic fail")
+    t.localize("test", opts)
+    equal t.text(), "basic success"
+
   module "Language optimization"
 
   test "skipping language using string match", ->

test/localize_test.js

@@ -233,6 +233,18 @@
     t.localize("test", opts);
     return equal(t.text(), "country code success");
   });
+  test("three-letter language code", function() {
+    var opts, t;
+    opts = {
+      language: "ast",
+      pathPrefix: "lang"
+    };
+    t = localizableTagWithRel("p", "basic", {
+      text: "basic fail"
+    });
+    t.localize("test", opts);
+    return equal(t.text(), "basic success");
+  });
   module("Language optimization");
   test("skipping language using string match", function() {
     var opts, t;