From e131daa4c6baa53aba22e5d8bc1defa83b443bf0 Mon Sep 17 00:00:00 2001
From: Martin Erik Werner <martinerikwerner@gmail.com>
Date: Tue, 4 Feb 2014 15:25:18 +0100
Subject: [PATCH] t0060: add tests for prefix_path when path begins with work
 tree

One edge-case that isn't currently checked in the tests is the beginning
of the path matching the work tree, despite the target not actually
being the work tree, for example:

  path = /dir/repoa
  work_tree = /dir/repo

should fail since the path is outside the repo. However, if /dir/repoa
is in fact a symlink that points to /dir/repo, it should instead
succeed.

Add two tests covering these cases, since they might be potential
regression points.

Signed-off-by: Martin Erik Werner <martinerikwerner@gmail.com>
Reviewed-by: Duy Nguyen <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 t/t0060-path-utils.sh | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/t/t0060-path-utils.sh b/t/t0060-path-utils.sh
index b8e92e1a2af..f8286b1c3f2 100755
--- a/t/t0060-path-utils.sh
+++ b/t/t0060-path-utils.sh
@@ -201,6 +201,16 @@ test_expect_success 'prefix_path works with only absolute path to work tree' '
 	test_cmp expected actual
 '
 
+test_expect_success 'prefix_path rejects absolute path to dir with same beginning as work tree' '
+	test_must_fail test-path-utils prefix_path prefix "$(pwd)a"
+'
+
+test_expect_success SYMLINKS 'prefix_path works with absolute path to a symlink to work tree having  same beginning as work tree' '
+	git init repo &&
+	ln -s repo repolink &&
+	test "a" = "$(cd repo && test-path-utils prefix_path prefix "$(pwd)/../repolink/a")"
+'
+
 relative_path /foo/a/b/c/	/foo/a/b/	c/
 relative_path /foo/a/b/c/	/foo/a/b	c/
 relative_path /foo/a//b//c/	///foo/a/b//	c/		POSIX