def test_convert_to_string_undefined(self):
# Valid values
tag = ExifTag('Exif.Photo.ExifVersion')
self.assertEqual(tag.type, 'Undefined')
self.assertEqual(tag._convert_to_string('0100'), '48 49 48 48')
self.assertEqual(tag._convert_to_string(u'0100'), '48 49 48 48')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3)
def test_convert_to_string_byte(self):
# Valid values
tag = ExifTag("Exif.GPSInfo.GPSVersionID")
self.assertEqual(tag.type, "Byte")
self.assertEqual(tag._convert_to_string("Some text"), "Some text")
self.assertEqual(tag._convert_to_string(u"Some text"), "Some text")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_srational(self):
# Valid values
tag = ExifTag('Exif.Image.BaselineExposure')
self.assertEqual(tag.type, 'SRational')
self.assertEqual(tag._convert_to_string(make_fraction(5, 3)), '5/3')
self.assertEqual(tag._convert_to_string(make_fraction(-5, 3)), '-5/3')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 'invalid')
def test_convert_to_string_undefined(self):
# Valid values
tag = ExifTag("Exif.Photo.ExifVersion")
self.assertEqual(tag.type, "Undefined")
self.assertEqual(tag._convert_to_string("0100"), "48 49 48 48")
self.assertEqual(tag._convert_to_string(u"0100"), "48 49 48 48")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3)
def test_convert_to_string_srational(self):
# Valid values
tag = ExifTag("Exif.Image.BaselineExposure")
self.assertEqual(tag.type, "SRational")
self.assertEqual(tag._convert_to_string(make_fraction(5, 3)), "5/3")
self.assertEqual(tag._convert_to_string(make_fraction(-5, 3)), "-5/3")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, "invalid")
def test_convert_to_string_sbyte(self):
# Valid values
tag = ExifTag('Exif.Pentax.Temperature')
self.assertEqual(tag.type, 'SByte')
self.assertEqual(tag._convert_to_string('13'), '13')
self.assertEqual(tag._convert_to_string(u'13'), '13')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_sbyte(self):
# Valid values
tag = ExifTag("Exif.Pentax.Temperature")
self.assertEqual(tag.type, "SByte")
self.assertEqual(tag._convert_to_string("13"), "13")
self.assertEqual(tag._convert_to_string(u"13"), "13")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_byte(self):
# Valid values
tag = ExifTag('Exif.GPSInfo.GPSVersionID')
self.assertEqual(tag.type, 'Byte')
self.assertEqual(tag._convert_to_string('Some text'), 'Some text')
self.assertEqual(tag._convert_to_string(u'Some text'), 'Some text')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_undefined(self):
# Valid values
tag = ExifTag('Exif.Photo.ExifVersion')
self.assertEqual(tag.type, 'Undefined')
self.assertEqual(tag._convert_to_string('0100'), '48 49 48 48')
self.assertEqual(tag._convert_to_string(u'0100'), '48 49 48 48')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3)
def test_convert_to_string_sbyte(self):
# Valid values
tag = ExifTag('Exif.Pentax.Temperature')
self.assertEqual(tag.type, 'SByte')
self.assertEqual(tag._convert_to_string('13'), '13')
self.assertEqual(tag._convert_to_string(u'13'), '13')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_byte(self):
# Valid values
tag = ExifTag('Exif.GPSInfo.GPSVersionID')
self.assertEqual(tag.type, 'Byte')
self.assertEqual(tag._convert_to_string('Some text'), 'Some text')
self.assertEqual(tag._convert_to_string(u'Some text'), 'Some text')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_srational(self):
# Valid values
tag = ExifTag('Exif.Image.BaselineExposure')
self.assertEqual(tag.type, 'SRational')
self.assertEqual(tag._convert_to_string(make_fraction(5, 3)), '5/3')
self.assertEqual(tag._convert_to_string(make_fraction(-5, 3)), '-5/3')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string,
'invalid')
def test_convert_to_string_comment(self):
# Valid values
tag = ExifTag('Exif.Photo.UserComment')
self.assertEqual(tag.type, 'Comment')
self.assertEqual(tag._convert_to_string('A comment'), b'A comment')
charsets = ('Ascii', 'Jis', 'Unicode', 'Undefined')
for charset in charsets:
tag.raw_value = 'charset="%s" foo' % charset
self.assertEqual(tag._convert_to_string('A comment'), b'A comment')
self.assertEqual(tag._convert_to_string('déjà vu'),
b'd\xc3\xa9j\xc3\xa0 vu')
def test_convert_to_string_long(self):
# Valid values
tag = ExifTag("Exif.Image.ImageWidth")
self.assertEqual(tag.type, "Long")
self.assertEqual(tag._convert_to_string(123), "123")
self.assertEqual(tag._convert_to_string(678024), "678024")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, -57)
self.failUnlessRaises(ExifValueError, tag._convert_to_string, "invalid")
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_slong(self):
# Valid values
tag = ExifTag('Exif.OlympusCs.ManometerReading')
self.assertEqual(tag.type, 'SLong')
self.assertEqual(tag._convert_to_string(123), '123')
self.assertEqual(tag._convert_to_string(678024), '678024')
self.assertEqual(tag._convert_to_string(-437), '-437')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 'invalid')
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_long(self):
# Valid values
tag = ExifTag('Exif.Image.ImageWidth')
self.assertEqual(tag.type, 'Long')
self.assertEqual(tag._convert_to_string(123), '123')
self.assertEqual(tag._convert_to_string(678024), '678024')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, -57)
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 'invalid')
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_slong(self):
# Valid values
tag = ExifTag("Exif.OlympusCs.ManometerReading")
self.assertEqual(tag.type, "SLong")
self.assertEqual(tag._convert_to_string(123), "123")
self.assertEqual(tag._convert_to_string(678024), "678024")
self.assertEqual(tag._convert_to_string(-437), "-437")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, "invalid")
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_slong(self):
# Valid values
tag = ExifTag('Exif.OlympusCs.ManometerReading')
self.assertEqual(tag.type, 'SLong')
self.assertEqual(tag._convert_to_string(123), '123')
self.assertEqual(tag._convert_to_string(678024), '678024')
self.assertEqual(tag._convert_to_string(-437), '-437')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string,
'invalid')
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_long(self):
# Valid values
tag = ExifTag('Exif.Image.ImageWidth')
self.assertEqual(tag.type, 'Long')
self.assertEqual(tag._convert_to_string(123), '123')
self.assertEqual(tag._convert_to_string(678024), '678024')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, -57)
self.failUnlessRaises(ExifValueError, tag._convert_to_string,
'invalid')
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_ascii(self):
# Valid values: datetimes
tag = ExifTag('Exif.Image.DateTime')
self.assertEqual(tag.type, 'Ascii')
self.assertEqual(
tag._convert_to_string(datetime.datetime(2009, 3, 1, 12, 54, 28)),
'2009:03:01 12:54:28')
self.assertEqual(tag._convert_to_string(datetime.date(2009, 3, 1)),
'2009:03:01 00:00:00')
self.assertEqual(
tag._convert_to_string(datetime.datetime(1899, 12, 31, 23, 59,
59)),
'1899:12:31 23:59:59')
self.assertEqual(tag._convert_to_string(datetime.date(1899, 12, 31)),
'1899:12:31 00:00:00')
# Valid values: dates
tag = ExifTag('Exif.GPSInfo.GPSDateStamp')
self.assertEqual(tag.type, 'Ascii')
self.assertEqual(tag._convert_to_string(datetime.date(2009, 3, 1)),
'2009:03:01')
self.assertEqual(tag._convert_to_string(datetime.date(1899, 12, 31)),
'1899:12:31')
# Valid values: strings
tag = ExifTag('Exif.Image.Copyright')
self.assertEqual(tag.type, 'Ascii')
self.assertEqual(tag._convert_to_string('Some text'), 'Some text')
self.assertEqual(
tag._convert_to_string('Some text with exotic chàräctérʐ.'),
'Some text with exotic chàräctérʐ.')
def test_convert_to_string_comment(self):
# Valid values
tag = ExifTag("Exif.Photo.UserComment")
self.assertEqual(tag.type, "Comment")
self.assertEqual(tag._convert_to_string("A comment"), "A comment")
self.assertEqual(tag._convert_to_string(u"A comment"), "A comment")
charsets = ("Ascii", "Jis", "Unicode", "Undefined")
for charset in charsets:
tag.raw_value = 'charset="%s" foo' % charset
self.assertEqual(tag._convert_to_string("A comment"), 'charset="%s" A comment' % charset)
self.assertEqual(tag._convert_to_string("déjà vu"), "déjà vu")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_comment(self):
# Valid values
tag = ExifTag('Exif.Photo.UserComment')
self.assertEqual(tag.type, 'Comment')
self.assertEqual(tag._convert_to_string('A comment'), 'A comment')
self.assertEqual(tag._convert_to_string(u'A comment'), 'A comment')
charsets = ('Ascii', 'Jis', 'Unicode', 'Undefined')
for charset in charsets:
tag.raw_value = 'charset="%s" foo' % charset
self.assertEqual(tag._convert_to_string('A comment'),
'charset="%s" A comment' % charset)
self.assertEqual(tag._convert_to_string('déjà vu'), 'déjà vu')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_comment(self):
# Valid values
tag = ExifTag('Exif.Photo.UserComment')
self.assertEqual(tag.type, 'Comment')
self.assertEqual(tag._convert_to_string('A comment'), 'A comment')
self.assertEqual(tag._convert_to_string(u'A comment'), 'A comment')
charsets = ('Ascii', 'Jis', 'Unicode', 'Undefined')
for charset in charsets:
tag.raw_value = 'charset="%s" foo' % charset
self.assertEqual(tag._convert_to_string('A comment'),
'charset="%s" A comment' % charset)
self.assertEqual(tag._convert_to_string('déjà vu'), 'déjà vu')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_ascii(self):
# Valid values: datetimes
tag = ExifTag("Exif.Image.DateTime")
self.assertEqual(tag.type, "Ascii")
self.assertEqual(tag._convert_to_string(datetime.datetime(2009, 03, 01, 12, 54, 28)), "2009:03:01 12:54:28")
self.assertEqual(tag._convert_to_string(datetime.date(2009, 03, 01)), "2009:03:01 00:00:00")
# Valid values: dates
tag = ExifTag("Exif.GPSInfo.GPSDateStamp")
self.assertEqual(tag.type, "Ascii")
self.assertEqual(tag._convert_to_string(datetime.date(2009, 03, 01)), "2009:03:01")
# Valid values: strings
tag = ExifTag("Exif.Image.Copyright")
self.assertEqual(tag.type, "Ascii")
self.assertEqual(tag._convert_to_string(u"Some text"), "Some text")
self.assertEqual(
tag._convert_to_string(u"Some text with exotic chàräctérʐ."), "Some text with exotic chàräctérʐ."
)
self.assertEqual(
tag._convert_to_string("Some text with exotic chàräctérʐ."), "Some text with exotic chàräctérʐ."
)
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
def test_convert_to_string_rational(self):
# Valid values
tag = ExifTag("Exif.Image.XResolution")
self.assertEqual(tag.type, "Rational")
self.assertEqual(tag._convert_to_string(make_fraction(5, 3)), "5/3")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, "invalid")
self.failUnlessRaises(ExifValueError, tag._convert_to_string, make_fraction(-5, 3))
def test_convert_to_string_short(self):
# Valid values
tag = ExifTag('Exif.Image.BitsPerSample')
self.assertEqual(tag.type, 'Short')
self.assertEqual(tag._convert_to_string(123), '123')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, -57)
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 'invalid')
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_sshort(self):
# Valid values
tag = ExifTag('Exif.Image.TimeZoneOffset')
self.assertEqual(tag.type, 'SShort')
self.assertEqual(tag._convert_to_string(12), '12')
self.assertEqual(tag._convert_to_string(-3), '-3')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 'invalid')
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_rational(self):
# Valid values
tag = ExifTag('Exif.Image.XResolution')
self.assertEqual(tag.type, 'Rational')
self.assertEqual(tag._convert_to_string(make_fraction(5, 3)), '5/3')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 'invalid')
self.failUnlessRaises(ExifValueError,
tag._convert_to_string, make_fraction(-5, 3))
def test_convert_to_string_sshort(self):
# Valid values
tag = ExifTag("Exif.Image.TimeZoneOffset")
self.assertEqual(tag.type, "SShort")
self.assertEqual(tag._convert_to_string(12), "12")
self.assertEqual(tag._convert_to_string(-3), "-3")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, "invalid")
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_short(self):
# Valid values
tag = ExifTag("Exif.Image.BitsPerSample")
self.assertEqual(tag.type, "Short")
self.assertEqual(tag._convert_to_string(123), "123")
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, -57)
self.failUnlessRaises(ExifValueError, tag._convert_to_string, "invalid")
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_sshort(self):
# Valid values
tag = ExifTag('Exif.Image.TimeZoneOffset')
self.assertEqual(tag.type, 'SShort')
self.assertEqual(tag._convert_to_string(12), '12')
self.assertEqual(tag._convert_to_string(-3), '-3')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string,
'invalid')
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_short(self):
# Valid values
tag = ExifTag('Exif.Image.BitsPerSample')
self.assertEqual(tag.type, 'Short')
self.assertEqual(tag._convert_to_string(123), '123')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, -57)
self.failUnlessRaises(ExifValueError, tag._convert_to_string,
'invalid')
self.failUnlessRaises(ExifValueError, tag._convert_to_string, 3.14)
def test_convert_to_string_rational(self):
# Valid values
tag = ExifTag('Exif.Image.XResolution')
self.assertEqual(tag.type, 'Rational')
self.assertEqual(tag._convert_to_string(make_fraction(5, 3)), '5/3')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string,
'invalid')
self.failUnlessRaises(ExifValueError, tag._convert_to_string,
make_fraction(-5, 3))
def test_convert_to_string_ascii(self):
# Valid values: datetimes
tag = ExifTag('Exif.Image.DateTime')
self.assertEqual(tag.type, 'Ascii')
self.assertEqual(tag._convert_to_string(datetime.datetime(2009, 03, 01, 12, 54, 28)),
'2009:03:01 12:54:28')
self.assertEqual(tag._convert_to_string(datetime.date(2009, 03, 01)),
'2009:03:01 00:00:00')
self.assertEqual(tag._convert_to_string(datetime.datetime(1899, 12, 31, 23, 59, 59)),
'1899:12:31 23:59:59')
self.assertEqual(tag._convert_to_string(datetime.date(1899, 12, 31)),
'1899:12:31 00:00:00')
# Valid values: dates
tag = ExifTag('Exif.GPSInfo.GPSDateStamp')
self.assertEqual(tag.type, 'Ascii')
self.assertEqual(tag._convert_to_string(datetime.date(2009, 03, 01)),
'2009:03:01')
self.assertEqual(tag._convert_to_string(datetime.date(1899, 12, 31)),
'1899:12:31')
# Valid values: strings
tag = ExifTag('Exif.Image.Copyright')
self.assertEqual(tag.type, 'Ascii')
self.assertEqual(tag._convert_to_string(u'Some text'), 'Some text')
self.assertEqual(tag._convert_to_string(u'Some text with exotic chàräctérʐ.'),
'Some text with exotic chàräctérʐ.')
self.assertEqual(tag._convert_to_string('Some text with exotic chàräctérʐ.'),
'Some text with exotic chàräctérʐ.')
# Invalid values
self.failUnlessRaises(ExifValueError, tag._convert_to_string, None)
