1 files changed, 63 insertions, 0 deletions
diff --git a/third_party/git/t/t3060-ls-files-with-tree.sh b/third_party/git/t/t3060-ls-files-with-tree.sh
new file mode 100755
index 000000000000..52ed665fcd2d
--- /dev/null
+++ b/third_party/git/t/t3060-ls-files-with-tree.sh
@@ -0,0 +1,63 @@
+#!/bin/sh
+#
+# Copyright (c) 2007 Carl D. Worth
+#
+
+test_description='git ls-files test (--with-tree).
+
+This test runs git ls-files --with-tree and in particular in
+a scenario known to trigger a crash with some versions of git.
+'
+. ./test-lib.sh
+
+test_expect_success setup '
+
+	# The bug we are exercising requires a fair number of entries
+	# in a sub-directory so that add_index_entry will trigger a
+	# realloc.
+
+	echo file >expected &&
+	mkdir sub &&
+	for n in 0 1 2 3 4 5
+	do
+		for m in 0 1 2 3 4 5 6 7 8 9
+		do
+			num=00$n$m &&
+			>sub/file-$num &&
+			echo file-$num >>expected ||
+			return 1
+		done
+	done &&
+	git add . &&
+	git commit -m "add a bunch of files" &&
+
+	# We remove them all so that we will have something to add
+	# back with --with-tree and so that we will definitely be
+	# under the realloc size to trigger the bug.
+	rm -rf sub &&
+	git commit -a -m "remove them all" &&
+
+	# The bug also requires some entry before our directory so that
+	# prune_path will modify the_index.cache
+
+	mkdir a_directory_that_sorts_before_sub &&
+	>a_directory_that_sorts_before_sub/file &&
+	mkdir sub &&
+	>sub/file &&
+	git add .
+'
+
+test_expect_success 'git ls-files --with-tree should succeed from subdir' '
+	# We have to run from a sub-directory to trigger prune_path
+	# Then we finally get to run our --with-tree test
+	(
+		cd sub &&
+		git ls-files --with-tree=HEAD~1 >../output
+	)
+'
+
+test_expect_success \
+    'git ls-files --with-tree should add entries from named tree.' \
+    'test_cmp expected output'
+
+test_done