From 40d7eeec32c2b4e176ab3c385665f49e70ae19d5 Mon Sep 17 00:00:00 2001
From: Ryan Lee <ryan.lee@canonical.com>
Date: Tue, 1 Apr 2025 10:31:17 -0700
Subject: [PATCH] parser: add a detached mount equality test

Signed-off-by: Ryan Lee <ryan.lee@canonical.com>
(cherry picked from commit 63857a79727cc0f6fd2d39d260685f645570af26)
Signed-off-by: John Johansen <john.johansen@canonical.com>
---
 parser/tst/equality.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/parser/tst/equality.sh b/parser/tst/equality.sh
index abce2e920..6f4ee6082 100755
--- a/parser/tst/equality.sh
+++ b/parser/tst/equality.sh
@@ -879,6 +879,11 @@ verify_binary_equality "'$p1'x'$p2' link rules slash filtering" \
                         @{BAR}=/mnt/
                            /t { $p2 link @{FOO}/foo -> @{BAR}/bar, }"
 
+# Verify equality with mount detached source
+
+verify_binary_equality "'$p1'x'$p2' mount detached vs empty source" \
+                       "/t { $p1 mount \"\" -> /destination, }" \
+					   "/t { $p2 mount detached -> /destination, }"
 
 # This can potentially fail as ideally it requires a better dfa comparison
 # routine as it can generates hormomorphic dfas. The enumeration of the