git-apply --reject

With the new flag "--reject", hunks that do not apply are sent to
the standard output, and the usable hunks are applied.  The command
itself exits with non-zero status when this happens, so that the
user or wrapper can take notice and sort the remaining mess out.

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

1 files changed, 96 insertions, 0 deletions

diff --git a/t/t4117-apply-reject.sh b/t/t4117-apply-reject.sh
new file mode 100755
index 0000000000..3362819c3a
--- /dev/null
+++ b/t/t4117-apply-reject.sh
@@ -0,0 +1,96 @@
+#!/bin/sh
+#
+# Copyright (c) 2005 Junio C Hamano
+#
+
+test_description='git-apply with rejects
+
+'
+
+. ./test-lib.sh
+
+test_expect_success setup '
+	for i in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
+	do
+		echo $i
+	done >file1 &&
+	cat file1 >saved.file1 &&
+	git update-index --add file1 &&
+	git commit -m initial &&
+
+	for i in 1 2 A B 4 5 6 7 8 9 10 11 12 C 13 14 15 16 17 18 19 20 D 21
+	do
+		echo $i
+	done >file1 &&
+	git diff >patch.1 &&
+
+	mv file1 file2 &&
+	git update-index --add --remove file1 file2 &&
+	git diff -M HEAD >patch.2 &&
+
+	rm -f file1 file2 &&
+	mv saved.file1 file1 &&
+	git update-index --add --remove file1 file2 &&
+
+	for i in 1 E 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 F 21
+	do
+		echo $i
+	done >file1 &&
+
+	cat file1 >saved.file1
+'
+
+test_expect_success 'apply without --reject should fail' '
+
+	if git apply patch.1
+	then
+		echo "Eh? Why?"
+		exit 1
+	fi
+
+	diff -u file1 saved.file1
+'
+
+test_expect_success 'apply with --reject should fail but update the file' '
+
+	cat saved.file1 >file1
+
+	if git apply --reject patch.1 >rejects
+	then
+		echo "succeeds with --reject?"
+		exit 1
+	fi
+	cat rejects
+	for i in 1 E 2 3 4 5 6 7 8 9 10 11 12 C 13 14 15 16 17 18 19 20 F 21
+	do
+		echo $i
+	done >expected.file1 &&
+
+	diff -u file1 expected.file1
+'
+
+test_expect_success 'apply with --reject should fail but update the file' '
+
+	cat saved.file1 >file1
+
+	if git apply --reject patch.2 >rejects
+	then
+		echo "succeeds with --reject?"
+		exit 1
+	fi
+
+	cat rejects
+
+	for i in 1 E 2 3 4 5 6 7 8 9 10 11 12 C 13 14 15 16 17 18 19 20 F 21
+	do
+		echo $i
+	done >expected.file2 &&
+
+	test -f file1 && {
+		echo "file1 still exists?"
+		exit 1
+	}
+	diff -u file2 expected.file2
+'
+
+test_done