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-rwxr-xr-xt/t4014-format-patch.sh15
1 files changed, 15 insertions, 0 deletions
diff --git a/t/t4014-format-patch.sh b/t/t4014-format-patch.sh
index a252c8fbf1..1088c435e0 100755
--- a/t/t4014-format-patch.sh
+++ b/t/t4014-format-patch.sh
@@ -2445,6 +2445,21 @@ test_expect_success 'interdiff: solo-patch' '
test_cmp expect actual
'
+test_expect_success 'interdiff: multi-patch, implicit --cover-letter' '
+ test_when_finished "rm -f v23-0*.patch" &&
+ git format-patch --interdiff=boop~2 -2 -v23 &&
+ test_grep "^Interdiff against v22:$" v23-0000-cover-letter.patch &&
+ test_cmp expect actual
+'
+
+test_expect_success 'interdiff: explicit --no-cover-letter defeats implied --cover-letter' '
+ test_when_finished "rm -f v23-0*.patch" &&
+ test_must_fail git format-patch --no-cover-letter \
+ --interdiff=boop~2 -2 -v23 &&
+ test_must_fail git -c format.coverLetter=no format-patch \
+ --interdiff=boop~2 -2 -v23
+'
+
test_expect_success 'format-patch does not respect diff.noprefix' '
git -c diff.noprefix format-patch -1 --stdout >actual &&
grep "^--- a/blorp" actual