1 files changed, 31 insertions, 0 deletions
diff --git a/toolkit/components/backgroundtasks/tests/BackgroundTask_backgroundtask_specific_pref.sys.mjs b/toolkit/components/backgroundtasks/tests/BackgroundTask_backgroundtask_specific_pref.sys.mjs
new file mode 100644
index 0000000000..64c347a37f
--- /dev/null
+++ b/toolkit/components/backgroundtasks/tests/BackgroundTask_backgroundtask_specific_pref.sys.mjs
@@ -0,0 +1,31 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
+ * 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/. */
+
+export async function runBackgroundTask(commandLine) {
+  let pref = commandLine.length
+    ? commandLine.getArgument(0)
+    : "test.backgroundtask_specific_pref.exitCode";
+
+  // 0, 1, 2, 3 are all meaningful exit codes already.
+  let exitCode = Services.prefs.getIntPref(pref, 4);
+
+  console.error(
+    `runBackgroundTask: backgroundtask_specific_pref read pref '${pref}' with value ${exitCode}`
+  );
+
+  if (commandLine.length > 1) {
+    let newValue = Number.parseInt(commandLine.getArgument(1), 10);
+    console.error(
+      `runBackgroundTask: backgroundtask_specific_pref wrote pref '${pref}' with value ${newValue}`
+    );
+    Services.prefs.setIntPref(pref, newValue);
+  }
+
+  console.error(
+    `runBackgroundTask: backgroundtask_specific_pref exiting with exitCode ${exitCode}`
+  );
+
+  return exitCode;
+}