URL early support

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/test_text_parser.py b/tests/test_text_parser.py
index 42a98d3..9573915 100644
--- a/tests/test_text_parser.py
+++ b/tests/test_text_parser.py
@@ -1,6 +1,15 @@
 from epy import CharPos, TextMark, TextSpan, HTMLtoLines
 
 
+def test_text_mark_validation_check():
+    assert TextMark(start=CharPos(row=3, col=1), end=CharPos(row=3, col=5)).is_valid()
+    assert TextMark(start=CharPos(row=3, col=5), end=CharPos(row=3, col=5)).is_valid()
+    assert not TextMark(start=CharPos(row=3, col=5), end=CharPos(row=3, col=2)).is_valid()
+    assert TextMark(start=CharPos(row=3, col=5), end=CharPos(row=5, col=2)).is_valid()
+    assert not TextMark(start=CharPos(row=8, col=5), end=CharPos(row=5, col=2)).is_valid()
+    assert not TextMark(start=CharPos(row=0, col=3)).is_valid()
+
+
 def test_mark_to_span():
     text = [
         "Lorem ipsum dolor sit amet,",