1 files changed, 55 insertions, 0 deletions
diff --git a/services/crypto/tests/unit/head_helpers.js b/services/crypto/tests/unit/head_helpers.js
new file mode 100644
index 000000000..70522fc38
--- /dev/null
+++ b/services/crypto/tests/unit/head_helpers.js
@@ -0,0 +1,55 @@
+var Cc = Components.classes;
+var Ci = Components.interfaces;
+var Cr = Components.results;
+var Cu = Components.utils;
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+
+try {
+  // In the context of xpcshell tests, there won't be a default AppInfo
+  Cc["@mozilla.org/xre/app-info;1"].getService(Ci.nsIXULAppInfo);
+}
+catch(ex) {
+
+// Make sure to provide the right OS so crypto loads the right binaries
+var OS = "XPCShell";
+if (mozinfo.os == "win")
+  OS = "WINNT";
+else if (mozinfo.os == "mac")
+  OS = "Darwin";
+else
+  OS = "Linux";
+
+Cu.import("resource://testing-common/AppInfo.jsm", this);
+updateAppInfo({
+  name: "XPCShell",
+  ID: "{3e3ba16c-1675-4e88-b9c8-afef81b3d2ef}",
+  version: "1",
+  platformVersion: "",
+  OS: OS,
+});
+}
+
+// Register resource alias. Normally done in SyncComponents.manifest.
+function addResourceAlias() {
+  Cu.import("resource://gre/modules/Services.jsm");
+  const resProt = Services.io.getProtocolHandler("resource")
+                          .QueryInterface(Ci.nsIResProtocolHandler);
+  let uri = Services.io.newURI("resource://gre/modules/services-crypto/",
+                               null, null);
+  resProt.setSubstitution("services-crypto", uri);
+}
+addResourceAlias();
+
+/**
+ * Print some debug message to the console. All arguments will be printed,
+ * separated by spaces.
+ *
+ * @param [arg0, arg1, arg2, ...]
+ *        Any number of arguments to print out
+ * @usage _("Hello World") -> prints "Hello World"
+ * @usage _(1, 2, 3) -> prints "1 2 3"
+ */
+var _ = function(some, debug, text, to) {
+  print(Array.slice(arguments).join(" "));
+};