1 files changed, 36 insertions, 0 deletions
diff --git a/t/t1008-read-tree-overlay.sh b/t/t1008-read-tree-overlay.sh
new file mode 100755
index 0000000..ad5936e
--- /dev/null
+++ b/t/t1008-read-tree-overlay.sh
@@ -0,0 +1,36 @@
+#!/bin/sh
+
+test_description='test multi-tree read-tree without merging'
+
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-read-tree.sh
+
+test_expect_success setup '
+	echo one >a &&
+	git add a &&
+	git commit -m initial &&
+	git tag initial &&
+	echo two >b &&
+	git add b &&
+	git commit -m second &&
+	git checkout -b side initial &&
+	echo three >a &&
+	mkdir b &&
+	echo four >b/c &&
+	git add b/c &&
+	git commit -m third
+'
+
+test_expect_success 'multi-read' '
+	read_tree_must_succeed initial main side &&
+	test_write_lines a b/c >expect &&
+	git ls-files >actual &&
+	test_cmp expect actual
+'
+
+test_done
+