t4116 apply --reverse test

The binary patch test needs to be made more careful not to have
the postimage blob in the repository in which the patch is applied

Signed-off-by: Junio C Hamano <junkio@cox.net>

t/t4116-apply-reverse.sh

@@ -0,0 +1,46 @@
+#!/bin/sh
+#
+# Copyright (c) 2005 Junio C Hamano
+#
+
+test_description='git-apply in reverse
+
+'
+
+. ./test-lib.sh
+
+test_expect_success setup '
+
+	for i in a b c d e f g h i j k l m n; do echo $i; done >file1 &&
+	tr "[ijk]" '\''[\0\1\2]'\'' <file1 >file2 &&
+
+	git add file1 file2 &&
+	git commit -m initial &&
+	git tag initial &&
+
+	for i in a b c g h i J K L m o n p q; do echo $i; done >file1 &&
+	tr "[mon]" '\''[\0\1\2]'\'' <file1 >file2 &&
+
+	git commit -a -m second &&
+
+	git diff --binary -R initial >patch
+
+'
+
+test_expect_success 'apply in forward' '
+
+	git apply --index --binary patch &&
+	git diff initial >diff &&
+	diff -u /dev/null diff
+
+'
+
+test_expect_success 'apply in reverse' '
+
+	git apply --reverse --binary --index patch &&
+	git diff >diff &&
+	diff -u /dev/null diff
+
+'
+
+test_done