1 files changed, 15 insertions, 0 deletions
diff --git a/devtools/client/jsonview/test/browser_jsonview_nul.js b/devtools/client/jsonview/test/browser_jsonview_nul.js
new file mode 100644
index 0000000000..746846796b
--- /dev/null
+++ b/devtools/client/jsonview/test/browser_jsonview_nul.js
@@ -0,0 +1,15 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async function () {
+  info("Test JSON with NUL started.");
+
+  const TEST_JSON_URL = 'data:application/json,"foo_%00_bar"';
+  await addJsonViewTab(TEST_JSON_URL);
+
+  await selectJsonViewContentTab("rawdata");
+  const rawData = await getElementText(".textPanelBox .data");
+  is(rawData, '"foo_\u0000_bar"', "The NUL character has been preserved.");
+});