From 00b8be5a4d383be1f4b6d0c083d3d4b10f38444b Mon Sep 17 00:00:00 2001
From: Martin von Zweigbergk <martinvonz@gmail.com>
Date: Thu, 6 Jun 2013 23:11:39 -0700
Subject: add tests for rebasing of empty commits

Signed-off-by: Martin von Zweigbergk <martinvonz@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 t/t3401-rebase-partial.sh         | 24 ----------------
 t/t3421-rebase-topology-linear.sh | 58 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 58 insertions(+), 24 deletions(-)

(limited to 't')

diff --git a/t/t3401-rebase-partial.sh b/t/t3401-rebase-partial.sh
index 58f482378..7ba17974c 100755
--- a/t/t3401-rebase-partial.sh
+++ b/t/t3401-rebase-partial.sh
@@ -42,28 +42,4 @@ test_expect_success 'rebase --merge topic branch that was partially merged upstr
 	test_path_is_missing .git/rebase-merge
 '
 
-test_expect_success 'rebase ignores empty commit' '
-	git reset --hard A &&
-	git commit --allow-empty -m empty &&
-	test_commit D &&
-	git rebase C &&
-	test "$(git log --format=%s C..)" = "D"
-'
-
-test_expect_success 'rebase --keep-empty' '
-	git reset --hard D &&
-	git rebase --keep-empty C &&
-	test "$(git log --format=%s C..)" = "D
-empty"
-'
-
-test_expect_success 'rebase --keep-empty keeps empty even if already in upstream' '
-	git reset --hard A &&
-	git commit --allow-empty -m also-empty &&
-	git rebase --keep-empty D &&
-	test "$(git log --format=%s A..)" = "also-empty
-D
-empty"
-'
-
 test_done
diff --git a/t/t3421-rebase-topology-linear.sh b/t/t3421-rebase-topology-linear.sh
index ddcbfc672..f19f0d034 100755
--- a/t/t3421-rebase-topology-linear.sh
+++ b/t/t3421-rebase-topology-linear.sh
@@ -160,4 +160,62 @@ test_run_rebase success -m
 test_run_rebase success -i
 test_run_rebase success -p
 
+# a---b---c---j!
+#      \
+#       d---k!--l
+#
+# ! = empty
+test_expect_success 'setup of linear history for empty commit tests' '
+	git checkout c &&
+	make_empty j &&
+	git checkout d &&
+	make_empty k &&
+	test_commit l
+'
+
+test_run_rebase () {
+	result=$1
+	shift
+	test_expect_$result "rebase $* drops empty commit" "
+		reset_rebase &&
+		git rebase $* c l &&
+		test_cmp_rev c HEAD~2 &&
+		test_linear_range 'd l' c..
+	"
+}
+test_run_rebase success ''
+test_run_rebase success -m
+test_run_rebase success -i
+test_run_rebase success -p
+
+test_run_rebase () {
+	result=$1
+	shift
+	test_expect_$result "rebase $* --keep-empty" "
+		reset_rebase &&
+		git rebase $* --keep-empty c l &&
+		test_cmp_rev c HEAD~3 &&
+		test_linear_range 'd k l' c..
+	"
+}
+test_run_rebase success ''
+test_run_rebase failure -m
+test_run_rebase success -i
+test_run_rebase failure -p
+
+test_run_rebase () {
+	result=$1
+	shift
+	test_expect_$result "rebase $* --keep-empty keeps empty even if already in upstream" "
+		reset_rebase &&
+		git rebase $* --keep-empty j l &&
+		test_cmp_rev j HEAD~3 &&
+		test_linear_range 'd k l' j..
+	"
+}
+test_run_rebase success ''
+test_run_rebase failure -m
+test_run_rebase failure -i
+test_run_rebase failure -p
+
 test_done
-- 
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