Merge pull request #1442 from Exiv2/test_PR1437

Test pr1437

Author: clanmills

test/data/CH0_0174.exv

@@ -0,0 +1,26 @@
+# -*- coding: utf-8 -*-
+
+import system_tests
+
+class Nikon_LensData8(metaclass=system_tests.CaseMeta):
+    url      = "https://github.com/Exiv2/exiv2/pull/1437"
+    filename = "$data_path/CH0_0174.exv"
+    commands = ["$exiv2 -g lens/i -g aperture/i $filename"]
+    stderr   = [""]
+    stdout   = ["""Exif.Nikon3.LensType                         Byte        1  D G VR
+Exif.Nikon3.Lens                             Rational    4  70-200mm F2.8
+Exif.Nikon3.LensFStops                       Undefined   4  6
+Exif.NikonLd4.AFAperture                     Byte        1  F2.8
+Exif.NikonLd4.LensIDNumber                   Byte        1  Nikon AF-S VR Zoom-Nikkor 70-200mm f/2.8G IF-ED
+Exif.NikonLd4.LensFStops                     Byte        1  F6.0
+Exif.NikonLd4.MaxApertureAtMinFocal          Byte        1  F2.8
+Exif.NikonLd4.MaxApertureAtMaxFocal          Byte        1  F2.8
+Exif.NikonLd4.EffectiveMaxAperture           Byte        1  F2.8
+Exif.NikonLd4.LensID                         Short       1  0
+Exif.NikonLd4.MaxAperture                    Short       1  F0.5
+Exif.Photo.LensSpecification                 Rational    4  700/10 2000/10 280/100 280/100
+Exif.Photo.LensMake                          Ascii       6  
+Exif.Photo.LensModel                         Ascii      65  
+Exif.Photo.LensSerialNumber                  Ascii      11  
+"""]
+    retval = [0]