Rework barcode format parser

application/tests/libraries/Token_lib_test.php

@@ -0,0 +1,29 @@
+<?php
+/**
+ * @backupGlobals disabled
+ */
+class Token_lib_test extends UnitTestCase
+{
+
+    public function setUp()
+    {
+        $this->resetInstance();
+
+        $this->obj = $this->newLibrary('Token_lib');
+    }
+
+    public function test_token_parser()
+    {
+        $tokens = Token::get_barcode_tokens();
+
+        $parsed_tokens = $this->obj->parse("0250200000abc", "02{P:2}{W:6}{I:3}", $tokens);
+
+        $this->assertEquals($parsed_tokens['I'], 'abc');
+        $this->assertEquals($parsed_tokens['P'], '50');
+        $this->assertEquals($parsed_tokens['W'], '200000');
+
+    }
+
+}
+
+?>