Add SonySInfo1 testing

SonySInfo1 is currently supported by all Sony cameras so does not need
to test for unsupported models.

tests/bugfixes/github/test_pr_1808.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+
+from system_tests import CaseMeta, path
+
+#Full support for SonyMisc3c tags using this model
+class SonyMisc3cSupportedTest(metaclass=CaseMeta):
+
+    filename = path("$data_path/exiv2-SonyDSC-HX60V.exv")
+    commands = ["$exiv2 -pa --grep SonySInfo1 $filename"]
+
+    stdout = ["""Exif.SonySInfo1.SonyDateTime                 Ascii      20  2014:01:01 00:52:22
+Exif.SonySInfo1.SonyImageHeight              Short       1  3888
+Exif.SonySInfo1.SonyImageWidth               Short       1  5184
+Exif.SonySInfo1.FacesDetected                Short       1  0
+Exif.SonySInfo1.MetaVersion                  Ascii      16  DC7303320222000
+"""
+    ]
+    stderr = [""]
+    retval = [0]
+