status: show 'revert' state and status hint

This is the logical equivalent for "git status" of 3ee4452 (bash: teach
__git_ps1 about REVERT_HEAD).

Signed-off-by: Matthieu Moy <Matthieu.Moy@imag.fr>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 57 insertions, 0 deletions

diff --git a/t/t7512-status-help.sh b/t/t7512-status-help.sh
index 06749a6aa0..d745cf4e5f 100755
--- a/t/t7512-status-help.sh
+++ b/t/t7512-status-help.sh
@@ -678,4 +678,61 @@ test_expect_success 'status showing detached from a tag' '
 	test_i18ncmp expected actual
 '
 
+test_expect_success 'status while reverting commit (conflicts)' '
+	git checkout master &&
+	echo before >to-revert.txt &&
+	test_commit before to-revert.txt &&
+	echo old >to-revert.txt &&
+	test_commit old to-revert.txt &&
+	echo new >to-revert.txt &&
+	test_commit new to-revert.txt &&
+	test_must_fail git revert HEAD^ &&
+	cat >expected <<-EOF
+	# On branch master
+	# You are currently reverting a commit.
+	#   (fix conflicts and run "git revert --continue")
+	#   (use "git revert --abort" to cancel the revert operation)
+	#
+	# Unmerged paths:
+	#   (use "git reset HEAD <file>..." to unstage)
+	#   (use "git add <file>..." to mark resolution)
+	#
+	#	both modified:      to-revert.txt
+	#
+	no changes added to commit (use "git add" and/or "git commit -a")
+	EOF
+	git status --untracked-files=no >actual &&
+	test_i18ncmp expected actual
+'
+
+test_expect_success 'status while reverting commit (conflicts resolved)' '
+	echo reverted >to-revert.txt &&
+	git add to-revert.txt &&
+	cat >expected <<-EOF
+	# On branch master
+	# You are currently reverting a commit.
+	#   (all conflicts fixed: run "git revert --continue")
+	#   (use "git revert --abort" to cancel the revert operation)
+	#
+	# Changes to be committed:
+	#   (use "git reset HEAD <file>..." to unstage)
+	#
+	#	modified:   to-revert.txt
+	#
+	# Untracked files not listed (use -u option to show untracked files)
+	EOF
+	git status --untracked-files=no >actual &&
+	test_i18ncmp expected actual
+'
+
+test_expect_success 'status after reverting commit' '
+	git revert --continue &&
+	cat >expected <<-\EOF
+	# On branch master
+	nothing to commit (use -u to show untracked files)
+	EOF
+	git status --untracked-files=no >actual &&
+	test_i18ncmp expected actual
+'
+
 test_done