t3404: Test the commit count in commit messages generated by "rebase -i"
The first line of commit messages generated for "rebase -i"
squash/fixup commits includes a count of the number of commits that
are being combined. Add machinery to check that this count is
correct, and add such a check to some test cases.
Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/t/lib-rebase.sh b/t/lib-rebase.sh
index 0db8250..2d922ae 100644
--- a/t/lib-rebase.sh
+++ b/t/lib-rebase.sh
@@ -2,9 +2,10 @@
# After setting the fake editor with this function, you can
#
-# - override the commit message with $FAKE_COMMIT_MESSAGE,
+# - override the commit message with $FAKE_COMMIT_MESSAGE
# - amend the commit message with $FAKE_COMMIT_AMEND
# - check that non-commit messages have a certain line count with $EXPECT_COUNT
+# - check the commit count in the commit message header with $EXPECT_HEADER_COUNT
# - rewrite a rebase -i script as directed by $FAKE_LINES.
# $FAKE_LINES consists of a sequence of words separated by spaces.
# The following word combinations are possible:
@@ -25,6 +26,9 @@
cat >> fake-editor.sh <<\EOF
case "$1" in
*/COMMIT_EDITMSG)
+ test -z "$EXPECT_HEADER_COUNT" ||
+ test "$EXPECT_HEADER_COUNT" = $(sed -n '1s/^# This is a combination of \(.*\) commits\./\1/p' < "$1") ||
+ exit
test -z "$FAKE_COMMIT_MESSAGE" || echo "$FAKE_COMMIT_MESSAGE" > "$1"
test -z "$FAKE_COMMIT_AMEND" || echo "$FAKE_COMMIT_AMEND" >> "$1"
exit
diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index d9382e4..0335b78 100755
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -135,7 +135,8 @@
test_tick &&
GIT_AUTHOR_NAME="Nitfol" git commit -m "nitfol" file7 &&
echo "******************************" &&
- FAKE_LINES="1 squash 2" git rebase -i --onto master HEAD~2 &&
+ FAKE_LINES="1 squash 2" EXPECT_HEADER_COUNT=two \
+ git rebase -i --onto master HEAD~2 &&
test B = $(cat file7) &&
test $(git rev-parse HEAD^) = $(git rev-parse master)
'
@@ -230,6 +231,7 @@
test_expect_success 'multi-squash only fires up editor once' '
base=$(git rev-parse HEAD~4) &&
FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 squash 2 squash 3 squash 4" \
+ EXPECT_HEADER_COUNT=4 \
git rebase -i $base &&
test $base = $(git rev-parse HEAD^) &&
test 1 = $(git show | grep ONCE | wc -l)
@@ -239,6 +241,7 @@
git checkout -b multi-fixup E &&
base=$(git rev-parse HEAD~4) &&
FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 fixup 2 fixup 3 fixup 4" \
+ EXPECT_HEADER_COUNT=4 \
git rebase -i $base &&
test $base = $(git rev-parse HEAD^) &&
test 1 = $(git show | grep ONCE | wc -l) &&
@@ -258,6 +261,7 @@
git checkout -b squash-fixup E &&
base=$(git rev-parse HEAD~4) &&
FAKE_COMMIT_AMEND="ONCE" FAKE_LINES="1 fixup 2 squash 3 fixup 4" \
+ EXPECT_HEADER_COUNT=4 \
git rebase -i $base &&
git cat-file commit HEAD | sed -e 1,/^\$/d > actual-squash-fixup &&
test_cmp expect-squash-fixup actual-squash-fixup &&
@@ -297,7 +301,8 @@
git commit -m $n
done &&
one=$(git rev-parse HEAD~3) &&
- FAKE_LINES="1 squash 3 2" git rebase -i HEAD~3 &&
+ FAKE_LINES="1 squash 3 2" EXPECT_HEADER_COUNT=two \
+ git rebase -i HEAD~3 &&
test $one = $(git rev-parse HEAD~2)
'
