Regression test for https://github.com/Exiv2/exiv2/issues/1954

test/data/issue_1954_poc.xmp

@@ -0,0 +1 @@
+<x:xmpmeta xmlns:x=" "><rdf:RDF xmlns:rdf=" "><rdf:Description xmlns:xmp="x"><xmp:CreateDate>-9223372036854775807-3</xmp:CreateDate></rdf:Description></rdf:RDF></x:xmpmeta>

tests/bugfixes/github/test_issue_1954.py

@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+
+from system_tests import CaseMeta, path
+
+class XMPUtilsLeapYearOverflow(metaclass=CaseMeta):
+    """
+    Regression test for the bug described in:
+    https://github.com/Exiv2/exiv2/issues/1954
+    """
+    url = "https://github.com/Exiv2/exiv2/issues/1954"
+
+    filename = path("$data_path/issue_1954_poc.xmp")
+    commands = ["$exiv2 -q $filename"]
+    stderr = ["""$filename: No Exif data found in the file
+"""]
+    stdout = ["""File name       : $filename
+File size       : 172 Bytes
+MIME type       : application/rdf+xml
+Image size      : 0 x 0
+"""]
+    retval = [253]