Added some example test cases to the new test suite

tests/bugfixes/github/test_CVE_2017_14680.py

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+# -*- coding: utf-8 -*-
+
+import system_tests
+
+
+class CVE_2017_14680(system_tests.Case):
+
+    bug_no = "73"
+    url = "https://github.com/Exiv2/exiv2/issues/73"
+
+    filename = "{data_path}/003-heap-buffer-over"
+    commands = ["{exiv2} " + filename]
+    stdout = [""]
+    stderr = ["""{exiv2_exception_msg} """ + filename + """:
+{error_58_message}
+"""]
+    retval = [1]

tests/bugfixes/github/test_CVE_2017_14857.py

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+# -*- coding: utf-8 -*-
+
+import system_tests
+
+
+class CVE_2017_14857(system_tests.Case):
+
+    filename = "{data_path}/010_bad_free"
+    commands = ["{exiv2} " + filename]
+    retval = [1]
+    stdout = [""]
+    stderr = [
+        """{exiv2_exception_msg} """ + filename + """:
+{error_57_message}
+"""]

tests/bugfixes/github/test_issue_20.py

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+# -*- coding: utf-8 -*-
+
+import system_tests
+
+
+class TamronSupport(system_tests.Case):
+
+    description = "Added support for 'Tamron SP 15-30mm f/2.8 Di VC USD A012' and 'Tamron SP 90mm f/2.8 Di VC USD MACRO1:1'"
+
+    files = [
+        "exiv2-g20.exv",
+        "CanonEF100mmF2.8LMacroISUSM.exv",
+        "TamronSP15-30mmF2.8DiVCUSDA012.exv",
+        "TamronSP90mmF2.8DiVCUSDMacroF004.exv",
+        "TamronSP90mmF2.8DiVCUSDMacroF017.exv"
+    ]
+    commands = ["{exiv2} -pa --grep lens/i ../../../test/data/" + files[0]] \
+        + list(map(
+            lambda fname: "{exiv2} -pa --grep lenstype/i ../../../test/data/" + fname,
+            files[1:]
+        ))
+    retval = [0] * len(files)
+
+    stdout = [
+        # exiv2-g20.exv
+        """Exif.CanonCs.LensType                        Short       1  Tamron SP 90mm f/2.8 Di VC USD Macro 1:1
+Exif.CanonCs.Lens                            Short       3  90.0 mm
+Exif.Canon.LensModel                         Ascii      70  TAMRON SP 90mm F/2.8 Di VC USD MACRO1:1 F017
+Exif.Photo.LensSpecification                 Rational    4  90/1 90/1 0/0 0/0
+Exif.Photo.LensModel                         Ascii      70  TAMRON SP 90mm F/2.8 Di VC USD MACRO1:1 F017
+Exif.Photo.LensSerialNumber                  Ascii      12  0000000000
+""",
+
+        # CanonEF100mmF2.8LMacroISUSM.exv
+        """Exif.CanonCs.LensType                        Short       1  Canon EF 100mm f/2.8L Macro IS USM
+""",
+
+        # TamronSP15-30mmF2.8DiVCUSDA012.exv"
+        """Exif.CanonCs.LensType                        Short       1  Tamron SP 15-30mm f/2.8 Di VC USD A012
+""",
+
+        # TamronSP90mmF2.8DiVCUSDMacroF004.exv
+        """Exif.CanonCs.LensType                        Short       1  Tamron SP 90mm f/2.8 Di VC USD Macro 1:1
+""",
+
+        # TamronSP90mmF2.8DiVCUSDMacroF017.exv
+        """Exif.CanonCs.LensType                        Short       1  Tamron SP 90mm f/2.8 Di VC USD Macro 1:1
+"""
+        ""]
+    stderr = [""] * len(files)

tests/bugfixes/redmine/test_1305.py

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+# -*- coding: utf-8 -*-
+
+import system_tests
+
+
+class Issue1305Test(system_tests.Case):
+    err_msg_dir_img = """Warning: Directory Image, entry 0x3030 has unknown Exif (TIFF) type 12336; setting type size 1.
+Error: Directory Image, entry 0x3030 has invalid size 808464432*1; skipping entry.
+"""
+
+    err_msg_dir_ph = """Warning: Directory Photo, entry 0x3030 has unknown Exif (TIFF) type 12336; setting type size 1.
+Error: Directory Photo, entry 0x3030 has invalid size 808464432*1; skipping entry.
+"""
+
+    err_msg_dir_pentax = """Warning: Directory Pentax, entry 0x3030 has unknown Exif (TIFF) type 12336; setting type size 1.
+Error: Directory Pentax, entry 0x3030 has invalid size 808464432*1; skipping entry.
+"""
+
+    name = "regression test for issue 1305"
+    url = "http://dev.exiv2.org/issues/1305"
+
+    filename = "{data_path}/IMGP0006-min.jpg"
+    commands = ["{exiv2} " + filename]
+    stdout = ["""File name       : """ + filename + """
+File size       : 12341 Bytes
+MIME type       : image/jpeg
+Image size      : 0 x 0
+Camera make     : PENTAX000000000000000000000000000000000000000000
+Camera model    : 
+Image timestamp : 
+Image number    : 
+Exposure time   : 
+Aperture        : 
+Exposure bias   : 
+Flash           : 
+Flash bias      : 
+Focal length    : 
+Subject distance: 
+ISO speed       : 
+Exposure mode   : 
+Metering mode   : 
+Macro mode      : 
+Image quality   : 
+Exif Resolution : 
+White balance   : 
+Thumbnail       : None
+Copyright       : 
+Exif comment    : 
+
+"""]
+
+    stderr = [
+        """Error: Directory Image: Next pointer is out of bounds; ignored.
+"""
+        + 8 * err_msg_dir_img
+        + """Warning: Directory Photo has an unexpected next pointer; ignored.
+"""
+        + 13 * err_msg_dir_ph
+        + """Warning: Directory Photo, entry 0x927c has unknown Exif (TIFF) type 12336; setting type size 1.
+Warning: Directory Pentax has an unexpected next pointer; ignored.
+"""
+        + 6 * err_msg_dir_pentax
+        + """Warning: Directory Pentax, entry 0x0006 has unknown Exif (TIFF) type 12336; setting type size 1.
+Warning: Directory Pentax, entry 0x0007 has unknown Exif (TIFF) type 12336; setting type size 1.
+"""
+        + 39 * err_msg_dir_pentax
+        + 23 * err_msg_dir_ph
+        + """Warning: Directory Photo, entry 0x3030 has unknown Exif (TIFF) type 48; setting type size 1.
+Error: Directory Photo, entry 0x3030 has invalid size 808464432*1; skipping entry.
+"""
+        + 5 * err_msg_dir_ph
+        + """Warning: Directory Photo, entry 0x3030 has unknown Exif (TIFF) type 12336; setting type size 1.
+Error: Directory Photo, entry 0x3030 has invalid size 808452102*1; skipping entry.
+Warning: Directory Photo, entry 0x3030 has unknown Exif (TIFF) type 12336; setting type size 1.
+Error: Directory Photo, entry 0x3030 has invalid size 808452103*1; skipping entry.
+"""
+        + 3 * err_msg_dir_ph
+        + err_msg_dir_img
+        + """Warning: Directory Image, entry 0x3030 has unknown Exif (TIFF) type 12336; setting type size 1.
+Error: Directory Image, entry 0x3030 has invalid size 1414415696*1; skipping entry.
+"""
+        + 36 * err_msg_dir_img
+        + """Warning: JPEG format error, rc = 5
+"""]
+
+    retval = [0]