From f79eba21e24c284589ed7ca5318ffd1e3a112dbc Mon Sep 17 00:00:00 2001
From: Martin Thoma <info@martin-thoma.de>
Date: Tue, 26 Apr 2022 22:18:55 +0200
Subject: [PATCH] PageRange tests

---
 Tests/test_pagerange.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Tests/test_pagerange.py b/Tests/test_pagerange.py
index b8d8fa825..801f5b08d 100644
--- a/Tests/test_pagerange.py
+++ b/Tests/test_pagerange.py
@@ -10,7 +10,8 @@ def test_equality():
 
 
 @pytest.mark.parametrize(
-    "page_range,expected", [(slice(0, 5), "0:5"), (slice(0, 5, 2), "0:5:2")]
+    "page_range,expected",
+    [(slice(0, 5), "0:5"), (slice(0, 5, 2), "0:5:2"), ("-1", "-1:"), ("0", "0")],
 )
 def test_str(page_range, expected):
     assert str(PageRange(page_range)) == expected