1 files changed, 33 insertions, 0 deletions
diff --git a/toolkit/mozapps/extensions/test/xpcshell/head_cert_handling.js b/toolkit/mozapps/extensions/test/xpcshell/head_cert_handling.js
new file mode 100644
index 0000000000..08c41a8c7e
--- /dev/null
+++ b/toolkit/mozapps/extensions/test/xpcshell/head_cert_handling.js
@@ -0,0 +1,33 @@
+// Helpers for handling certs.
+// These are taken from
+// https://searchfox.org/mozilla-central/rev/36aa22c7ea92bd3cf7910774004fff7e63341cf5/security/manager/ssl/tests/unit/head_psm.js
+// but we don't want to drag that file in here because
+// - it conflicts with `head_addons.js`.
+// - it has a lot of extra code we don't need.
+// So dupe relevant code here.
+
+// This file will be included along with head_addons.js, use its globals.
+/* import-globals-from head_addons.js */
+
+"use strict";
+
+function readFile(file) {
+  let fstream = Cc["@mozilla.org/network/file-input-stream;1"].createInstance(
+    Ci.nsIFileInputStream
+  );
+  fstream.init(file, -1, 0, 0);
+  let available = fstream.available();
+  let data =
+    available > 0 ? NetUtil.readInputStreamToString(fstream, available) : "";
+  fstream.close();
+  return data;
+}
+
+function loadCertChain(prefix, names) {
+  let chain = [];
+  for (let name of names) {
+    let filename = `${prefix}_${name}.pem`;
+    chain.push(readFile(do_get_file(filename)));
+  }
+  return chain;
+}