From acb755b0408d0014ef3e44e536ef357e5abe2725 Mon Sep 17 00:00:00 2001
From: fisker Cheung <lionkay@gmail.com>
Date: Sat, 15 Aug 2026 17:16:14 +0800
Subject: [PATCH] Add test for namespaced attribute (#19855)

---
 .../__snapshots__/format.test.js.snap         | 19 ++++++++++++++++++-
 .../jsx/namespace/namespaced-attribute.js     |  3 +++
 ...-namespaced-name.js => namespaced-name.js} |  0
 3 files changed, 21 insertions(+), 1 deletion(-)
 create mode 100644 tests/format/jsx/namespace/namespaced-attribute.js
 rename tests/format/jsx/namespace/{jsx-namespaced-name.js => namespaced-name.js} (100%)

diff --git a/tests/format/jsx/namespace/__snapshots__/format.test.js.snap b/tests/format/jsx/namespace/__snapshots__/format.test.js.snap
index 5cbb32779..f7a50a7c8 100644
--- a/tests/format/jsx/namespace/__snapshots__/format.test.js.snap
+++ b/tests/format/jsx/namespace/__snapshots__/format.test.js.snap
@@ -1,6 +1,23 @@
 // Jest Snapshot v1, https://jestjs.io/docs/snapshot-testing
 
-exports[`jsx-namespaced-name.js format 1`] = `
+exports[`namespaced-attribute.js format 1`] = `
+====================================options=====================================
+parsers: ["babel", "typescript", "flow"]
+                                                      printWidth: 80 (default) |
+=====================================input======================================
+<foo namespaced:attribte />;
+<foo namespaced:attribte="1" />;
+<foo namespaced:attribte={1} />;
+
+=====================================output=====================================
+<foo namespaced:attribte />;
+<foo namespaced:attribte="1" />;
+<foo namespaced:attribte={1} />;
+
+================================================================================
+`;
+
+exports[`namespaced-name.js format 1`] = `
 ====================================options=====================================
 parsers: ["babel", "typescript", "flow"]
                                                       printWidth: 80 (default) |
diff --git a/tests/format/jsx/namespace/namespaced-attribute.js b/tests/format/jsx/namespace/namespaced-attribute.js
new file mode 100644
index 000000000..e065caa4e
--- /dev/null
+++ b/tests/format/jsx/namespace/namespaced-attribute.js
@@ -0,0 +1,3 @@
+<foo namespaced:attribte />;
+<foo namespaced:attribte="1" />;
+<foo namespaced:attribte={1} />;
diff --git a/tests/format/jsx/namespace/jsx-namespaced-name.js b/tests/format/jsx/namespace/namespaced-name.js
similarity index 100%
rename from tests/format/jsx/namespace/jsx-namespaced-name.js
rename to tests/format/jsx/namespace/namespaced-name.js