1 files changed, 15 insertions, 0 deletions
diff --git a/devtools/client/jsonview/test/browser_jsonview_manifest.js b/devtools/client/jsonview/test/browser_jsonview_manifest.js
new file mode 100644
index 0000000000..8072324cf1
--- /dev/null
+++ b/devtools/client/jsonview/test/browser_jsonview_manifest.js
@@ -0,0 +1,15 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const TEST_JSON_URL = URL_ROOT + "manifest_json.json";
+
+add_task(async function () {
+  info("Test manifest JSON file started");
+
+  await addJsonViewTab(TEST_JSON_URL);
+
+  const count = await getElementCount(".jsonPanelBox .treeTable .treeRow");
+  is(count, 37, "There must be expected number of rows");
+});