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-rwxr-xr-xt/t6022-merge-rename.sh30
1 files changed, 30 insertions, 0 deletions
diff --git a/t/t6022-merge-rename.sh b/t/t6022-merge-rename.sh
index 66473f088e..56ccd8a6fa 100755
--- a/t/t6022-merge-rename.sh
+++ b/t/t6022-merge-rename.sh
@@ -707,4 +707,34 @@ test_expect_success 'check handling of differently renamed file with D/F conflic
! test -f original
'
+test_expect_success 'setup avoid unnecessary update, normal rename' '
+ git reset --hard &&
+ git checkout --orphan avoid-unnecessary-update-1 &&
+ git rm -rf . &&
+ git clean -fdqx &&
+
+ printf "1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n" >original &&
+ git add -A &&
+ git commit -m "Common commmit" &&
+
+ git mv original rename &&
+ echo 11 >>rename &&
+ git add -u &&
+ git commit -m "Renamed and modified" &&
+
+ git checkout -b merge-branch-1 HEAD~1 &&
+ echo "random content" >random-file &&
+ git add -A &&
+ git commit -m "Random, unrelated changes"
+'
+
+test_expect_failure 'avoid unnecessary update, normal rename' '
+ git checkout -q avoid-unnecessary-update-1^0 &&
+ test-chmtime =1000000000 rename &&
+ test-chmtime -v +0 rename >expect &&
+ git merge merge-branch-1 &&
+ test-chmtime -v +0 rename >actual &&
+ test_cmp expect actual # "rename" should have stayed intact
+'
+
test_done