1 files changed, 26 insertions, 0 deletions
diff --git a/remote/cdp/test/browser/io/head.js b/remote/cdp/test/browser/io/head.js
new file mode 100644
index 0000000000..dc9cc7cef8
--- /dev/null
+++ b/remote/cdp/test/browser/io/head.js
@@ -0,0 +1,26 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/* import-globals-from ../head.js */
+
+Services.scriptloader.loadSubScript(
+  "chrome://mochitests/content/browser/remote/cdp/test/browser/head.js",
+  this
+);
+
+const { streamRegistry } = ChromeUtils.importESModule(
+  "chrome://remote/content/cdp/domains/parent/IO.sys.mjs"
+);
+
+async function registerFileStream(contents, options = {}) {
+  // Any file as registered with the stream registry will be automatically
+  // deleted during the shutdown of Firefox.
+  options.remove = false;
+
+  const { file, path } = await createFile(contents, options);
+  const handle = streamRegistry.add(file);
+
+  return { handle, path };
+}