1 files changed, 26 insertions, 0 deletions
diff --git a/toolkit/components/ml/tests/browser/browser_ml_utils.js b/toolkit/components/ml/tests/browser/browser_ml_utils.js
new file mode 100644
index 0000000000..c215349af4
--- /dev/null
+++ b/toolkit/components/ml/tests/browser/browser_ml_utils.js
@@ -0,0 +1,26 @@
+/* Any copyright is dedicated to the Public Domain.
+http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+const { arrayBufferToBlobURL } = ChromeUtils.importESModule(
+  "chrome://global/content/ml/Utils.sys.mjs"
+);
+
+/**
+ * Test arrayBufferToBlobURL function.
+ */
+add_task(async function test_ml_utils_array_buffer_to_blob_url() {
+  const buffer = new ArrayBuffer(8);
+  const blobURL = arrayBufferToBlobURL(buffer);
+
+  Assert.equal(
+    typeof blobURL,
+    "string",
+    "arrayBufferToBlobURL should return a string"
+  );
+  Assert.equal(
+    blobURL.startsWith("blob:"),
+    true,
+    "The returned string should be a Blob URL"
+  );
+});