#
# FIXME: Test the various index usages, -i and -o, test reflog,
-# signoff, hooks
+# signoff
test_description='git-commit'
. ./test-lib.sh
'
+author="The Real Author <someguy@his.email.org>"
+test_expect_success 'amend commit to fix author' '
+
+ oldtick=$GIT_AUTHOR_DATE &&
+ test_tick &&
+ git reset --hard &&
+ git cat-file -p HEAD |
+ sed -e "s/author.*/author $author $oldtick/" \
+ -e "s/^\(committer.*> \).*$/\1$GIT_COMMITTER_DATE/" > \
+ expected &&
+ git commit --amend --author="$author" &&
+ git cat-file -p HEAD > current &&
+ diff expected current
+
+'
+
+test_expect_success 'git commit <file> with dirty index' '
+ echo tacocat > elif &&
+ echo tehlulz > chz &&
+ git add chz &&
+ git commit elif -m "tacocat is a palindrome" &&
+ git show --stat | grep elif &&
+ git diff --cached | grep chz
+'
+
+test_expect_success 'same tree (single parent)' '
+
+ git reset --hard
+
+ if git commit -m empty
+ then
+ echo oops -- should have complained
+ false
+ else
+ : happy
+ fi
+
+'
+
+test_expect_success 'same tree (single parent) --allow-empty' '
+
+ git commit --allow-empty -m "forced empty" &&
+ git cat-file commit HEAD | grep forced
+
+'
+
+test_expect_success 'same tree (merge and amend merge)' '
+
+ git checkout -b side HEAD^ &&
+ echo zero >zero &&
+ git add zero &&
+ git commit -m "add zero" &&
+ git checkout master &&
+
+ git merge -s ours side -m "empty ok" &&
+ git diff HEAD^ HEAD >actual &&
+ : >expected &&
+ diff -u expected actual &&
+
+ git commit --amend -m "empty really ok" &&
+ git diff HEAD^ HEAD >actual &&
+ : >expected &&
+ diff -u expected actual
+
+'
+
+test_expect_success 'amend using the message from another commit' '
+
+ git reset --hard &&
+ test_tick &&
+ git commit --allow-empty -m "old commit" &&
+ old=$(git rev-parse --verify HEAD) &&
+ test_tick &&
+ git commit --allow-empty -m "new commit" &&
+ new=$(git rev-parse --verify HEAD) &&
+ test_tick &&
+ git commit --allow-empty --amend -C "$old" &&
+ git show --pretty="format:%ad %s" "$old" >expected &&
+ git show --pretty="format:%ad %s" HEAD >actual &&
+ diff -u expected actual
+
+'
+
test_done