merge(third_party/git): Merge squashed git subtree at v2.23.0 r/373

Merge commit '1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5' as 'third_party/git'

1 files changed, 55 insertions, 0 deletions

diff --git a/third_party/git/t/t4118-apply-empty-context.sh b/third_party/git/t/t4118-apply-empty-context.sh
new file mode 100755
index 000000000000..65f2e4c3efb9
--- /dev/null
+++ b/third_party/git/t/t4118-apply-empty-context.sh
@@ -0,0 +1,55 @@
+#!/bin/sh
+#
+# Copyright (c) 2006 Junio C Hamano
+#
+
+test_description='git apply with new style GNU diff with empty context
+
+'
+
+. ./test-lib.sh
+
+test_expect_success setup '
+	{
+		echo; echo;
+		echo A; echo B; echo C;
+		echo;
+	} >file1 &&
+	cat file1 >file1.orig &&
+	{
+		cat file1 &&
+		echo Q | tr -d "\\012"
+	} >file2 &&
+	cat file2 >file2.orig &&
+	git add file1 file2 &&
+	sed -e "/^B/d" <file1.orig >file1 &&
+	cat file1 > file2 &&
+	echo Q | tr -d "\\012" >>file2 &&
+	cat file1 >file1.mods &&
+	cat file2 >file2.mods &&
+	git diff |
+	sed -e "s/^ \$//" >diff.output
+'
+
+test_expect_success 'apply --numstat' '
+
+	git apply --numstat diff.output >actual &&
+	{
+		echo "0	1	file1" &&
+		echo "0	1	file2"
+	} >expect &&
+	test_cmp expect actual
+
+'
+
+test_expect_success 'apply --apply' '
+
+	cat file1.orig >file1 &&
+	cat file2.orig >file2 &&
+	git update-index file1 file2 &&
+	git apply --index diff.output &&
+	test_cmp file1.mods file1 &&
+	test_cmp file2.mods file2
+'
+
+test_done