1 files changed, 78 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 0000000000..322f6761a9
--- /dev/null
+++ b/services/crypto/tests/unit/head_helpers.js
@@ -0,0 +1,78 @@
+/* import-globals-from ../../../common/tests/unit/head_helpers.js */
+
+var { XPCOMUtils } = ChromeUtils.importESModule(
+  "resource://gre/modules/XPCOMUtils.sys.mjs"
+);
+
+try {
+  // In the context of xpcshell tests, there won't be a default AppInfo
+  // eslint-disable-next-line mozilla/use-services
+  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";
+  }
+
+  const { updateAppInfo } = ChromeUtils.importESModule(
+    "resource://testing-common/AppInfo.sys.mjs"
+  );
+  updateAppInfo({
+    name: "XPCShell",
+    ID: "{3e3ba16c-1675-4e88-b9c8-afef81b3d2ef}",
+    version: "1",
+    platformVersion: "",
+    OS,
+  });
+}
+
+function base64UrlDecode(s) {
+  s = s.replace(/-/g, "+");
+  s = s.replace(/_/g, "/");
+
+  // Replace padding if it was stripped by the sender.
+  // See http://tools.ietf.org/html/rfc4648#section-4
+  switch (s.length % 4) {
+    case 0:
+      break; // No pad chars in this case
+    case 2:
+      s += "==";
+      break; // Two pad chars
+    case 3:
+      s += "=";
+      break; // One pad char
+    default:
+      throw new Error("Illegal base64url string!");
+  }
+
+  // With correct padding restored, apply the standard base64 decoder
+  return atob(s);
+}
+
+// Register resource alias. Normally done in SyncComponents.manifest.
+function addResourceAlias() {
+  const resProt = Services.io
+    .getProtocolHandler("resource")
+    .QueryInterface(Ci.nsIResProtocolHandler);
+  let uri = Services.io.newURI("resource://gre/modules/services-crypto/");
+  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.from(arguments).join(" "));
+};