def test_reader_quotes(self):
"""Test CSV reader basic quote handling"""
reader = CSVReader(StringIO('a,"b c","d"\n'))
values = reader.parse_line()
self.assertEqual(values[0], "a")
self.assertEqual(values[1], "b c")
self.assertEqual(values[2], "d")
def test_reader_skips_blank_lines(self):
"""CSV reader should skip blank lines"""
reader = CSVReader(StringIO("\na,b,c\n \n1,2,3\n"))
values = reader.parse_line()
self.assertEqual(values[0], "a")
values = reader.parse_line()
self.assertEqual(values[0], "1")
def test_simple_csv(self):
"""Test basic CSV reading capabilities"""
reader = CSVReader(StringIO("a,b,c\n"))
values = reader.parse_line()
self.assertEqual(values[0], "a")
self.assertEqual(values[1], "b")
self.assertEqual(values[2], "c")
# End of input signaled by None
next = reader.parse_line()
self.assertIsNone(next)
def test_reader_quotes_with_whitespace(self):
"""Test handling of whitepsace around quotes"""
reader = CSVReader(StringIO('a, "b" ,c\n'))
values = reader.parse_line()
self.assertEqual(values[1], 'b')
def test_reader_embedded_quotes(self):
"""Test CSV reader handling of embedded quotes"""
reader = CSVReader(StringIO('a,"b ""c""",d\n'))
values = reader.parse_line()
self.assertEqual(values[1], 'b "c"')
def test_reader_unicode(self):
"""Handle Unicode data via the CSV reader"""
reader = CSVReader(StringIO(u"a,b,c\n"))
values = reader.parse_line()
self.assertEqual(values[0], u"a")
def test_value_trimming(self):
"""Verify that CSV fields are whitespace-trimmed"""
reader = CSVReader(StringIO("a, b ,c\n"))
values = reader.parse_line()
self.assertEqual(values[1], "b")
