[testsuite] Port redmine issue #1137 (requires stdin passing)

tests/bugfixes/redmine/test_issue_1137.py

@@ -0,0 +1,43 @@
+# -*- coding: utf-8 -*-
+
+import system_tests
+
+
+@system_tests.CopyFiles("$data_path/exiv2-empty.jpg")
+class MetadataPiping(metaclass=system_tests.CaseMeta):
+
+    url = "http://dev.exiv2.org/issues/1137"
+
+    filename = system_tests.path("$data_path/exiv2-empty_copy.jpg")
+    Stonehenge = system_tests.path("$data_path/Stonehenge.exv")
+
+    commands = [
+        """$exiv2 -pa                   $filename""",
+        """$exiv2 -PkV --grep GPSL      $Stonehenge""",
+        """$exiv2 -m- $filename""",
+        """$exiv2 -pa  --grep GPSL      $filename"""
+    ]
+
+    output_grep_GPSL = """set Exif.GPSInfo.GPSLatitudeRef                   N
+set Exif.GPSInfo.GPSLatitude                      51/1 106969/10000 0/1
+set Exif.GPSInfo.GPSLongitudeRef                  W
+set Exif.GPSInfo.GPSLongitude                     1/1 495984/10000 0/1
+"""
+
+    stdin = [
+        None,
+        None,
+        output_grep_GPSL,
+        None
+    ]
+
+    stdout = [
+        "",
+        output_grep_GPSL,
+        "",
+        """Exif.GPSInfo.GPSLatitudeRef                  Ascii       2  North
+Exif.GPSInfo.GPSLatitude                     Rational    3  51deg 10.69690' 
+Exif.GPSInfo.GPSLongitudeRef                 Ascii       2  West
+Exif.GPSInfo.GPSLongitude                    Rational    3  1deg 49.59840' 
+"""
+    ]