Added parsing of headers.

tests/operations/tests/MIMEDecoding.mjs

@@ -0,0 +1,46 @@
+/**
+ * MIME Header Decoding tests
+ * 
+ * @author mshwed [m@ttshwed.com]
+ * @copyright Crown Copyright 2019
+ * @license Apache-2.0
+ */
+
+import TestRegister from "../../lib/TestRegister.mjs";
+
+TestRegister.addTests([
+    {
+        name: "Encoded =?",
+        input: "=?=?utf-8?q?test?=",
+        expectedOutput: "=?test",
+        recipeConfig: [
+            {
+                "op": "MIME Decoding",
+                "args": []
+            }
+        ]
+    },
+    {
+        name: "UTF-8 Encodings Multiple Headers",
+        input: "=?utf-8?q?=C3=89ric?= <eric@example.org>, =?utf-8?q?Ana=C3=AFs?= <anais@example.org>",
+        expectedOutput: "Éric <eric@example.org>, Anaïs <anais@example.org>",
+        recipeConfig: [
+            {
+                "op": "MIME Decoding",
+                "args": []
+            }
+        ]
+    },
+    {
+        name: "UTF-8 Encodings Single Header",
+        input: "=?utf-8?q?=C2=A1Hola,?= =?utf-8?q?_se=C3=B1or!?=",
+        expectedOutput: "¡Hola, señor!",
+        recipeConfig: [
+            {
+                "op": "MIME Decoding",
+                "args": []
+            }
+        ]
+    },
+
+]);