1 files changed, 82 insertions, 0 deletions
diff --git a/comm/mailnews/mime/test/unit/test_mimeContentType.js b/comm/mailnews/mime/test/unit/test_mimeContentType.js
new file mode 100644
index 0000000000..fb40549f35
--- /dev/null
+++ b/comm/mailnews/mime/test/unit/test_mimeContentType.js
@@ -0,0 +1,82 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+function run_test() {
+  const headers = [
+    {
+      header:
+        "Content-Type: text/plain\r\n" +
+        "Content-Disposition: inline\r\n" +
+        "\r\n",
+      result: "text/plain",
+    },
+    {
+      header:
+        "Content-Type:\r\n" +
+        "\tapplication/vnd.openxmlformats-officedocument.spreadsheetml.sheet\r\n" +
+        "Content-Transfer-Encoding: base64\r\n" +
+        'Content-Disposition: attachment; filename="List.xlsx"\r\n' +
+        "\r\n",
+      result:
+        "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+    },
+    {
+      header:
+        "Content-Type: \r\n" +
+        " application/vnd.openxmlformats-officedocument.presentationml.presentation;\r\n" +
+        ' name="Presentation.pptx"\r\n' +
+        "\r\n",
+      result:
+        "application/vnd.openxmlformats-officedocument.presentationml.presentation;" +
+        ' name="Presentation.pptx"',
+    },
+    {
+      header:
+        "Content-Type:\r\n" +
+        "text/plain; charset=utf-8\r\n" +
+        "Content-Transfer-Encoding: quoted-printable\r\n" +
+        "Content-Disposition: inline\r\n" +
+        "\r\n",
+      result: "",
+    },
+    {
+      header: "Content-Type:\r\n\r\n",
+      result: "",
+    },
+    {
+      /* possible crash case for Bug 574961 */
+      header:
+        "Content-Type: \r\n" +
+        "                                " +
+        "                                " +
+        "                                " +
+        "                                " +
+        "                                " +
+        "                                " +
+        "                                " +
+        "                                " +
+        "              \r\n",
+      result: "",
+    },
+  ];
+
+  let mimeHdr = Cc["@mozilla.org/messenger/mimeheaders;1"].createInstance(
+    Ci.nsIMimeHeaders
+  );
+
+  for (let i = 0; i < headers.length; i++) {
+    mimeHdr.initialize(headers[i].header);
+    let receivedHeader = mimeHdr.extractHeader("Content-Type", false);
+
+    dump(
+      "\nTesting Content-Type: " +
+        receivedHeader +
+        " == " +
+        headers[i].result +
+        "\n"
+    );
+
+    Assert.equal(receivedHeader, headers[i].result);
+  }
+}