Added test to ensure parser doesn't melt on regular data

tests/test_parser_on_data.py

@@ -1,5 +1,5 @@
 import pytest
-
+from pathlib import Path
 
 from tibi_hardlinks.backup_parser import parse_property_text
 
@@ -16,3 +16,12 @@ def test_canned_data(filename, canned_data_input, canned_data_output):
     experimental = parse_property_text(data)
     for key, value in expected_output.items():
         assert experimental[key] == value
+
+
+@pytest.mark.parametrize(
+    "property_filepath", Path("../test_data/mock_backup_data").glob("*.properties")
+)
+def test_parser_no_errors(property_filepath):
+    with open(property_filepath) as property_file:
+        data = property_file.read()
+    parse_property_text(data)