diff options
Diffstat (limited to 'jython-tosca-parser/src/main/resources/Lib/site-packages/unicodecsv-0.14.1-py2.7.egg/unicodecsv/test.py')
| -rw-r--r-- | jython-tosca-parser/src/main/resources/Lib/site-packages/unicodecsv-0.14.1-py2.7.egg/unicodecsv/test.py | 919 |
1 files changed, 0 insertions, 919 deletions
diff --git a/jython-tosca-parser/src/main/resources/Lib/site-packages/unicodecsv-0.14.1-py2.7.egg/unicodecsv/test.py b/jython-tosca-parser/src/main/resources/Lib/site-packages/unicodecsv-0.14.1-py2.7.egg/unicodecsv/test.py deleted file mode 100644 index f3d0377..0000000 --- a/jython-tosca-parser/src/main/resources/Lib/site-packages/unicodecsv-0.14.1-py2.7.egg/unicodecsv/test.py +++ /dev/null @@ -1,919 +0,0 @@ -# -*- coding: utf-8 -*- -# Copyright (C) 2001,2002 Python Software Foundation -# csv package unit tests - -import array -import decimal -import os -import string -import sys -import tempfile -import unittest2 as unittest -from codecs import EncodedFile -from io import BytesIO - -import unicodecsv as csv - -try: - # Python 2 - chr = unichr -except: - pass - - -# pypy and cpython differ under which exception is raised under some -# circumstances e.g. whether a module is written in C or not. -py_compat_exc = (TypeError, AttributeError) - - -class Test_Csv(unittest.TestCase): - """ - Test the underlying C csv parser in ways that are not appropriate - from the high level interface. Further tests of this nature are done - in TestDialectRegistry. - """ - def _test_arg_valid(self, ctor, arg): - self.assertRaises(py_compat_exc, ctor) - self.assertRaises(py_compat_exc, ctor, None) - self.assertRaises(py_compat_exc, ctor, arg, bad_attr=0) - self.assertRaises(py_compat_exc, ctor, arg, delimiter=0) - self.assertRaises(py_compat_exc, ctor, arg, delimiter='XX') - self.assertRaises(csv.Error, ctor, arg, 'foo') - self.assertRaises(py_compat_exc, ctor, arg, delimiter=None) - self.assertRaises(py_compat_exc, ctor, arg, delimiter=1) - self.assertRaises(py_compat_exc, ctor, arg, quotechar=1) - self.assertRaises(py_compat_exc, ctor, arg, lineterminator=None) - self.assertRaises(py_compat_exc, ctor, arg, lineterminator=1) - self.assertRaises(py_compat_exc, ctor, arg, quoting=None) - self.assertRaises(py_compat_exc, ctor, arg, - quoting=csv.QUOTE_ALL, quotechar='') - self.assertRaises(py_compat_exc, ctor, arg, - quoting=csv.QUOTE_ALL, quotechar=None) - - def test_reader_arg_valid(self): - self._test_arg_valid(csv.reader, []) - - def test_writer_arg_valid(self): - self._test_arg_valid(csv.writer, BytesIO()) - - def _test_default_attrs(self, ctor, *args): - obj = ctor(*args) - # Check defaults - self.assertEqual(obj.dialect.delimiter, ',') - self.assertEqual(obj.dialect.doublequote, True) - self.assertEqual(obj.dialect.escapechar, None) - self.assertEqual(obj.dialect.lineterminator, "\r\n") - self.assertEqual(obj.dialect.quotechar, '"') - self.assertEqual(obj.dialect.quoting, csv.QUOTE_MINIMAL) - self.assertEqual(obj.dialect.skipinitialspace, False) - self.assertEqual(obj.dialect.strict, False) - # Try deleting or changing attributes (they are read-only) - self.assertRaises(py_compat_exc, delattr, - obj.dialect, 'delimiter') - self.assertRaises(py_compat_exc, setattr, - obj.dialect, 'delimiter', ':') - self.assertRaises(py_compat_exc, delattr, - obj.dialect, 'quoting') - self.assertRaises(py_compat_exc, setattr, - obj.dialect, 'quoting', None) - - def test_reader_attrs(self): - self._test_default_attrs(csv.reader, []) - - def test_writer_attrs(self): - self._test_default_attrs(csv.writer, BytesIO()) - - def _test_kw_attrs(self, ctor, *args): - # Now try with alternate options - kwargs = dict(delimiter=':', doublequote=False, escapechar='\\', - lineterminator='\r', quotechar='*', - quoting=csv.QUOTE_NONE, skipinitialspace=True, - strict=True) - obj = ctor(*args, **kwargs) - self.assertEqual(obj.dialect.delimiter, ':') - self.assertEqual(obj.dialect.doublequote, False) - self.assertEqual(obj.dialect.escapechar, '\\') - self.assertEqual(obj.dialect.lineterminator, "\r") - self.assertEqual(obj.dialect.quotechar, '*') - self.assertEqual(obj.dialect.quoting, csv.QUOTE_NONE) - self.assertEqual(obj.dialect.skipinitialspace, True) - self.assertEqual(obj.dialect.strict, True) - - def test_reader_kw_attrs(self): - self._test_kw_attrs(csv.reader, []) - - def test_writer_kw_attrs(self): - self._test_kw_attrs(csv.writer, BytesIO()) - - def _test_dialect_attrs(self, ctor, *args): - # Now try with dialect-derived options - class dialect: - delimiter = '-' - doublequote = False - escapechar = '^' - lineterminator = '$' - quotechar = '#' - quoting = csv.QUOTE_ALL - skipinitialspace = True - strict = False - args = args + (dialect,) - obj = ctor(*args) - self.assertEqual(obj.dialect.delimiter, '-') - self.assertEqual(obj.dialect.doublequote, False) - self.assertEqual(obj.dialect.escapechar, '^') - self.assertEqual(obj.dialect.lineterminator, "$") - self.assertEqual(obj.dialect.quotechar, '#') - self.assertEqual(obj.dialect.quoting, csv.QUOTE_ALL) - self.assertEqual(obj.dialect.skipinitialspace, True) - self.assertEqual(obj.dialect.strict, False) - - def test_reader_dialect_attrs(self): - self._test_dialect_attrs(csv.reader, []) - - def test_writer_dialect_attrs(self): - self._test_dialect_attrs(csv.writer, BytesIO()) - - def _write_test(self, fields, expect, **kwargs): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, **kwargs) - writer.writerow(fields) - fileobj.seek(0) - self.assertEqual(fileobj.read(), - expect + writer.dialect.lineterminator.encode('utf-8')) - finally: - fileobj.close() - os.unlink(name) - - def test_write_arg_valid(self): - import sys - pypy3 = hasattr(sys, 'pypy_version_info') and sys.version_info.major == 3 - - self.assertRaises(TypeError if pypy3 else csv.Error, self._write_test, None, '') - self._write_test((), b'') - self._write_test([None], b'""') - self.assertRaises(csv.Error, self._write_test, - [None], None, quoting=csv.QUOTE_NONE) - - # Check that exceptions are passed up the chain - class BadList: - def __len__(self): - return 10 - - def __getitem__(self, i): - if i > 2: - raise IOError - - self.assertRaises(IOError, self._write_test, BadList(), '') - - class BadItem: - def __str__(self): - raise IOError - - self.assertRaises(IOError, self._write_test, [BadItem()], '') - - def test_write_bigfield(self): - # This exercises the buffer realloc functionality - bigstring = 'X' * 50000 - self._write_test([bigstring, bigstring], - b','.join([bigstring.encode('utf-8')] * 2)) - - def test_write_quoting(self): - self._write_test(['a', 1, 'p,q'], b'a,1,"p,q"') - self.assertRaises(csv.Error, - self._write_test, - ['a', 1, 'p,q'], b'a,1,p,q', - quoting=csv.QUOTE_NONE) - self._write_test(['a', 1, 'p,q'], b'a,1,"p,q"', - quoting=csv.QUOTE_MINIMAL) - self._write_test(['a', 1, 'p,q'], b'"a",1,"p,q"', - quoting=csv.QUOTE_NONNUMERIC) - self._write_test(['a', 1, 'p,q'], b'"a","1","p,q"', - quoting=csv.QUOTE_ALL) - self._write_test(['a\nb', 1], b'"a\nb","1"', - quoting=csv.QUOTE_ALL) - - def test_write_decimal(self): - self._write_test(['a', decimal.Decimal("1.1"), 'p,q'], b'"a",1.1,"p,q"', - quoting=csv.QUOTE_NONNUMERIC) - - def test_write_escape(self): - self._write_test(['a', 1, 'p,q'], b'a,1,"p,q"', - escapechar='\\') - self.assertRaises(csv.Error, - self._write_test, - ['a', 1, 'p,"q"'], b'a,1,"p,\\"q\\""', - escapechar=None, doublequote=False) - self._write_test(['a', 1, 'p,"q"'], b'a,1,"p,\\"q\\""', - escapechar='\\', doublequote=False) - self._write_test(['"'], b'""""', - escapechar='\\', quoting=csv.QUOTE_MINIMAL) - self._write_test(['"'], b'\\"', - escapechar='\\', quoting=csv.QUOTE_MINIMAL, - doublequote=False) - self._write_test(['"'], b'\\"', - escapechar='\\', quoting=csv.QUOTE_NONE) - self._write_test(['a', 1, 'p,q'], b'a,1,p\\,q', - escapechar='\\', quoting=csv.QUOTE_NONE) - - def test_writerows(self): - class BrokenFile: - def write(self, buf): - raise IOError - - writer = csv.writer(BrokenFile()) - self.assertRaises(IOError, writer.writerows, [['a']]) - - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj) - self.assertRaises(TypeError, writer.writerows, None) - writer.writerows([['a', 'b'], ['c', 'd']]) - fileobj.seek(0) - self.assertEqual(fileobj.read(), b"a,b\r\nc,d\r\n") - finally: - fileobj.close() - os.unlink(name) - - def _read_test(self, input, expect, **kwargs): - reader = csv.reader(input, **kwargs) - result = list(reader) - self.assertEqual(result, expect) - - def test_read_oddinputs(self): - self._read_test([], []) - self._read_test([b''], [[]]) - self.assertRaises(csv.Error, self._read_test, - [b'"ab"c'], None, strict=1) - # cannot handle null bytes for the moment - self.assertRaises(csv.Error, self._read_test, - [b'ab\0c'], None, strict=1) - self._read_test([b'"ab"c'], [['abc']], doublequote=0) - - def test_read_eol(self): - self._read_test([b'a,b'], [['a', 'b']]) - self._read_test([b'a,b\n'], [['a', 'b']]) - self._read_test([b'a,b\r\n'], [['a', 'b']]) - self._read_test([b'a,b\r'], [['a', 'b']]) - self.assertRaises(csv.Error, self._read_test, [b'a,b\rc,d'], []) - self.assertRaises(csv.Error, self._read_test, [b'a,b\nc,d'], []) - self.assertRaises(csv.Error, self._read_test, [b'a,b\r\nc,d'], []) - - def test_read_escape(self): - self._read_test([b'a,\\b,c'], [['a', 'b', 'c']], escapechar='\\') - self._read_test([b'a,b\\,c'], [['a', 'b,c']], escapechar='\\') - self._read_test([b'a,"b\\,c"'], [['a', 'b,c']], escapechar='\\') - self._read_test([b'a,"b,\\c"'], [['a', 'b,c']], escapechar='\\') - self._read_test([b'a,"b,c\\""'], [['a', 'b,c"']], escapechar='\\') - self._read_test([b'a,"b,c"\\'], [['a', 'b,c\\']], escapechar='\\') - - def test_read_quoting(self): - self._read_test([b'1,",3,",5'], [['1', ',3,', '5']]) - self._read_test([b'1,",3,",5'], [['1', '"', '3', '"', '5']], - quotechar=None, escapechar='\\') - self._read_test([b'1,",3,",5'], [['1', '"', '3', '"', '5']], - quoting=csv.QUOTE_NONE, escapechar='\\') - # will this fail where locale uses comma for decimals? - self._read_test([b',3,"5",7.3, 9'], [['', 3, '5', 7.3, 9]], - quoting=csv.QUOTE_NONNUMERIC) - self._read_test([b'"a\nb", 7'], [['a\nb', ' 7']]) - self.assertRaises(ValueError, self._read_test, - [b'abc,3'], [[]], - quoting=csv.QUOTE_NONNUMERIC) - - def test_read_linenum(self): - for r in (csv.reader([b'line,1', b'line,2', b'line,3']), - csv.DictReader([b'line,1', b'line,2', b'line,3'], - fieldnames=['a', 'b', 'c'])): - self.assertEqual(r.line_num, 0) - next(r) - self.assertEqual(r.line_num, 1) - next(r) - self.assertEqual(r.line_num, 2) - next(r) - self.assertEqual(r.line_num, 3) - self.assertRaises(StopIteration, next, r) - self.assertEqual(r.line_num, 3) - - def test_roundtrip_quoteed_newlines(self): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj) - self.assertRaises(TypeError, writer.writerows, None) - rows = [['a\nb', 'b'], ['c', 'x\r\nd']] - writer.writerows(rows) - fileobj.seek(0) - for i, row in enumerate(csv.reader(fileobj)): - self.assertEqual(row, rows[i]) - finally: - fileobj.close() - os.unlink(name) - - -class TestDialectRegistry(unittest.TestCase): - def test_registry_badargs(self): - self.assertRaises(TypeError, csv.list_dialects, None) - self.assertRaises(TypeError, csv.get_dialect) - self.assertRaises(csv.Error, csv.get_dialect, None) - self.assertRaises(csv.Error, csv.get_dialect, "nonesuch") - self.assertRaises(TypeError, csv.unregister_dialect) - self.assertRaises(csv.Error, csv.unregister_dialect, None) - self.assertRaises(csv.Error, csv.unregister_dialect, "nonesuch") - self.assertRaises(TypeError, csv.register_dialect, None) - self.assertRaises(TypeError, csv.register_dialect, None, None) - self.assertRaises(TypeError, csv.register_dialect, "nonesuch", 0, 0) - self.assertRaises(TypeError, csv.register_dialect, "nonesuch", - badargument=None) - self.assertRaises(TypeError, csv.register_dialect, "nonesuch", - quoting=None) - self.assertRaises(TypeError, csv.register_dialect, []) - - def test_registry(self): - class myexceltsv(csv.excel): - delimiter = "\t" - name = "myexceltsv" - expected_dialects = csv.list_dialects() + [name] - expected_dialects.sort() - csv.register_dialect(name, myexceltsv) - try: - self.assertEqual(csv.get_dialect(name).delimiter, '\t') - got_dialects = csv.list_dialects() - got_dialects.sort() - self.assertEqual(expected_dialects, got_dialects) - finally: - csv.unregister_dialect(name) - - def test_register_kwargs(self): - name = 'fedcba' - csv.register_dialect(name, delimiter=';') - try: - self.assertNotEqual(csv.get_dialect(name).delimiter, '\t') - self.assertEqual(list(csv.reader([b'X;Y;Z'], name)), [[u'X', u'Y', u'Z']]) - finally: - csv.unregister_dialect(name) - - def test_incomplete_dialect(self): - class myexceltsv(csv.Dialect): - delimiter = "\t" - self.assertRaises(csv.Error, myexceltsv) - - def test_space_dialect(self): - class space(csv.excel): - delimiter = " " - quoting = csv.QUOTE_NONE - escapechar = "\\" - - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - fileobj.write(b"abc def\nc1ccccc1 benzene\n") - fileobj.seek(0) - rdr = csv.reader(fileobj, dialect=space()) - self.assertEqual(next(rdr), ["abc", "def"]) - self.assertEqual(next(rdr), ["c1ccccc1", "benzene"]) - finally: - fileobj.close() - os.unlink(name) - - def test_dialect_apply(self): - class testA(csv.excel): - delimiter = "\t" - - class testB(csv.excel): - delimiter = ":" - - class testC(csv.excel): - delimiter = "|" - - csv.register_dialect('testC', testC) - try: - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj) - writer.writerow([1, 2, 3]) - fileobj.seek(0) - self.assertEqual(fileobj.read(), b"1,2,3\r\n") - finally: - fileobj.close() - os.unlink(name) - - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, testA) - writer.writerow([1, 2, 3]) - fileobj.seek(0) - self.assertEqual(fileobj.read(), b"1\t2\t3\r\n") - finally: - fileobj.close() - os.unlink(name) - - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, dialect=testB()) - writer.writerow([1, 2, 3]) - fileobj.seek(0) - self.assertEqual(fileobj.read(), b"1:2:3\r\n") - finally: - fileobj.close() - os.unlink(name) - - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, dialect='testC') - writer.writerow([1, 2, 3]) - fileobj.seek(0) - self.assertEqual(fileobj.read(), b"1|2|3\r\n") - finally: - fileobj.close() - os.unlink(name) - - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, dialect=testA, delimiter=';') - writer.writerow([1, 2, 3]) - fileobj.seek(0) - self.assertEqual(fileobj.read(), b"1;2;3\r\n") - finally: - fileobj.close() - os.unlink(name) - - finally: - csv.unregister_dialect('testC') - - def test_bad_dialect(self): - # Unknown parameter - self.assertRaises(TypeError, csv.reader, [], bad_attr=0) - # Bad values - self.assertRaises(TypeError, csv.reader, [], delimiter=None) - self.assertRaises(TypeError, csv.reader, [], quoting=-1) - self.assertRaises(TypeError, csv.reader, [], quoting=100) - - -class TestCsvBase(unittest.TestCase): - def readerAssertEqual(self, input, expected_result): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - fileobj.write(input) - fileobj.seek(0) - reader = csv.reader(fileobj, dialect=self.dialect) - fields = list(reader) - self.assertEqual(fields, expected_result) - finally: - fileobj.close() - os.unlink(name) - - def writerAssertEqual(self, input, expected_result): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, dialect=self.dialect) - writer.writerows(input) - fileobj.seek(0) - self.assertEqual(fileobj.read(), expected_result) - finally: - fileobj.close() - os.unlink(name) - - -class TestDialectExcel(TestCsvBase): - dialect = 'excel' - - def test_single(self): - self.readerAssertEqual(b'abc', [['abc']]) - - def test_simple(self): - self.readerAssertEqual(b'1,2,3,4,5', [['1', '2', '3', '4', '5']]) - - def test_blankline(self): - self.readerAssertEqual(b'', []) - - def test_empty_fields(self): - self.readerAssertEqual(b',', [['', '']]) - - def test_singlequoted(self): - self.readerAssertEqual(b'""', [['']]) - - def test_singlequoted_left_empty(self): - self.readerAssertEqual(b'"",', [['', '']]) - - def test_singlequoted_right_empty(self): - self.readerAssertEqual(b',""', [['', '']]) - - def test_single_quoted_quote(self): - self.readerAssertEqual(b'""""', [['"']]) - - def test_quoted_quotes(self): - self.readerAssertEqual(b'""""""', [['""']]) - - def test_inline_quote(self): - self.readerAssertEqual(b'a""b', [['a""b']]) - - def test_inline_quotes(self): - self.readerAssertEqual(b'a"b"c', [['a"b"c']]) - - def test_quotes_and_more(self): - # Excel would never write a field containing '"a"b', but when - # reading one, it will return 'ab'. - self.readerAssertEqual(b'"a"b', [['ab']]) - - def test_lone_quote(self): - self.readerAssertEqual(b'a"b', [['a"b']]) - - def test_quote_and_quote(self): - # Excel would never write a field containing '"a" "b"', but when - # reading one, it will return 'a "b"'. - self.readerAssertEqual(b'"a" "b"', [['a "b"']]) - - def test_space_and_quote(self): - self.readerAssertEqual(b' "a"', [[' "a"']]) - - def test_quoted(self): - self.readerAssertEqual(b'1,2,3,"I think, therefore I am",5,6', - [['1', '2', '3', - 'I think, therefore I am', - '5', '6']]) - - def test_quoted_quote(self): - value = b'1,2,3,"""I see,"" said the blind man","as he picked up his hammer and saw"' - self.readerAssertEqual(value, - [['1', '2', '3', - '"I see," said the blind man', - 'as he picked up his hammer and saw']]) - - def test_quoted_nl(self): - input = b'''\ -1,2,3,"""I see,"" -said the blind man","as he picked up his -hammer and saw" -9,8,7,6''' - self.readerAssertEqual(input, - [['1', '2', '3', - '"I see,"\nsaid the blind man', - 'as he picked up his\nhammer and saw'], - ['9', '8', '7', '6']]) - - def test_dubious_quote(self): - self.readerAssertEqual(b'12,12,1",', [['12', '12', '1"', '']]) - - def test_null(self): - self.writerAssertEqual([], b'') - - def test_single_writer(self): - self.writerAssertEqual([['abc']], b'abc\r\n') - - def test_simple_writer(self): - self.writerAssertEqual([[1, 2, 'abc', 3, 4]], - b'1,2,abc,3,4\r\n') - - def test_quotes(self): - self.writerAssertEqual([[1, 2, 'a"bc"', 3, 4]], - b'1,2,"a""bc""",3,4\r\n') - - def test_quote_fieldsep(self): - self.writerAssertEqual([['abc,def']], - b'"abc,def"\r\n') - - def test_newlines(self): - self.writerAssertEqual([[1, 2, 'a\nbc', 3, 4]], - b'1,2,"a\nbc",3,4\r\n') - - -class EscapedExcel(csv.excel): - quoting = csv.QUOTE_NONE - escapechar = '\\' - - -class TestEscapedExcel(TestCsvBase): - dialect = EscapedExcel() - - def test_escape_fieldsep(self): - self.writerAssertEqual([['abc,def']], b'abc\\,def\r\n') - - def test_read_escape_fieldsep(self): - self.readerAssertEqual(b'abc\\,def\r\n', [['abc,def']]) - - -class QuotedEscapedExcel(csv.excel): - quoting = csv.QUOTE_NONNUMERIC - escapechar = '\\' - - -class TestQuotedEscapedExcel(TestCsvBase): - dialect = QuotedEscapedExcel() - - def test_write_escape_fieldsep(self): - self.writerAssertEqual([['abc,def']], b'"abc,def"\r\n') - - def test_read_escape_fieldsep(self): - self.readerAssertEqual(b'"abc\\,def"\r\n', [['abc,def']]) - - -class TestDictFields(unittest.TestCase): - # "long" means the row is longer than the number of fieldnames - # "short" means there are fewer elements in the row than fieldnames - def test_write_simple_dict(self): - fd, name = tempfile.mkstemp() - fileobj = open(name, 'w+b') - try: - writer = csv.DictWriter(fileobj, fieldnames=["f1", "f2", "f3"]) - writer.writeheader() - fileobj.seek(0) - self.assertEqual(fileobj.readline(), b"f1,f2,f3\r\n") - writer.writerow({"f1": 10, "f3": "abc"}) - fileobj.seek(0) - fileobj.readline() # header - self.assertEqual(fileobj.read(), b"10,,abc\r\n") - finally: - fileobj.close() - os.unlink(name) - - def test_write_unicode_header_dict(self): - fd, name = tempfile.mkstemp() - fileobj = open(name, 'w+b') - try: - writer = csv.DictWriter(fileobj, fieldnames=[u"ñ", u"ö"]) - writer.writeheader() - fileobj.seek(0) - self.assertEqual(fileobj.readline().decode('utf-8'), u"ñ,ö\r\n") - finally: - fileobj.close() - os.unlink(name) - - def test_write_no_fields(self): - fileobj = BytesIO() - self.assertRaises(TypeError, csv.DictWriter, fileobj) - - def test_read_dict_fields(self): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - fileobj.write(b"1,2,abc\r\n") - fileobj.seek(0) - reader = csv.DictReader(fileobj, - fieldnames=["f1", "f2", "f3"]) - self.assertEqual(next(reader), - {"f1": '1', "f2": '2', "f3": 'abc'}) - finally: - fileobj.close() - os.unlink(name) - - def test_read_dict_no_fieldnames(self): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - fileobj.write(b"f1,f2,f3\r\n1,2,abc\r\n") - fileobj.seek(0) - reader = csv.DictReader(fileobj) - self.assertEqual(reader.fieldnames, - ["f1", "f2", "f3"]) - self.assertEqual(next(reader), - {"f1": '1', "f2": '2', "f3": 'abc'}) - finally: - fileobj.close() - os.unlink(name) - - # Two test cases to make sure existing ways of implicitly setting - # fieldnames continue to work. Both arise from discussion in issue3436. - def test_read_dict_fieldnames_from_file(self): - fd, name = tempfile.mkstemp() - f = os.fdopen(fd, "w+b") - try: - f.write(b"f1,f2,f3\r\n1,2,abc\r\n") - f.seek(0) - reader = csv.DictReader(f, fieldnames=next(csv.reader(f))) - self.assertEqual(reader.fieldnames, - ["f1", "f2", "f3"]) - self.assertEqual(next(reader), - {"f1": '1', "f2": '2', "f3": 'abc'}) - finally: - f.close() - os.unlink(name) - - def test_read_dict_fieldnames_chain(self): - import itertools - fd, name = tempfile.mkstemp() - f = os.fdopen(fd, "w+b") - try: - f.write(b"f1,f2,f3\r\n1,2,abc\r\n") - f.seek(0) - reader = csv.DictReader(f) - first = next(reader) - for row in itertools.chain([first], reader): - self.assertEqual(reader.fieldnames, ["f1", "f2", "f3"]) - self.assertEqual(row, {"f1": '1', "f2": '2', "f3": 'abc'}) - finally: - f.close() - os.unlink(name) - - def test_read_long(self): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - fileobj.write(b"1,2,abc,4,5,6\r\n") - fileobj.seek(0) - reader = csv.DictReader(fileobj, - fieldnames=["f1", "f2"]) - self.assertEqual(next(reader), {"f1": '1', "f2": '2', - None: ["abc", "4", "5", "6"]}) - finally: - fileobj.close() - os.unlink(name) - - def test_read_long_with_rest(self): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - fileobj.write(b"1,2,abc,4,5,6\r\n") - fileobj.seek(0) - reader = csv.DictReader(fileobj, - fieldnames=["f1", "f2"], restkey="_rest") - self.assertEqual(next(reader), {"f1": '1', "f2": '2', - "_rest": ["abc", "4", "5", "6"]}) - finally: - fileobj.close() - os.unlink(name) - - def test_read_long_with_rest_no_fieldnames(self): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - fileobj.write(b"f1,f2\r\n1,2,abc,4,5,6\r\n") - fileobj.seek(0) - reader = csv.DictReader(fileobj, restkey="_rest") - self.assertEqual(reader.fieldnames, ["f1", "f2"]) - self.assertEqual(next(reader), {"f1": '1', "f2": '2', - "_rest": ["abc", "4", "5", "6"]}) - finally: - fileobj.close() - os.unlink(name) - - def test_read_short(self): - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - fileobj.write(b"1,2,abc,4,5,6\r\n1,2,abc\r\n") - fileobj.seek(0) - reader = csv.DictReader(fileobj, - fieldnames="1 2 3 4 5 6".split(), - restval="DEFAULT") - self.assertEqual(next(reader), {"1": '1', "2": '2', "3": 'abc', - "4": '4', "5": '5', "6": '6'}) - self.assertEqual(next(reader), {"1": '1', "2": '2', "3": 'abc', - "4": 'DEFAULT', "5": 'DEFAULT', - "6": 'DEFAULT'}) - finally: - fileobj.close() - os.unlink(name) - - def test_read_multi(self): - sample = [ - b'2147483648,43.0e12,17,abc,def\r\n', - b'147483648,43.0e2,17,abc,def\r\n', - b'47483648,43.0,170,abc,def\r\n' - ] - - reader = csv.DictReader(sample, - fieldnames="i1 float i2 s1 s2".split()) - self.assertEqual(next(reader), {"i1": '2147483648', - "float": '43.0e12', - "i2": '17', - "s1": 'abc', - "s2": 'def'}) - - def test_read_with_blanks(self): - reader = csv.DictReader([b"1,2,abc,4,5,6\r\n", b"\r\n", - b"1,2,abc,4,5,6\r\n"], - fieldnames="1 2 3 4 5 6".split()) - self.assertEqual(next(reader), {"1": '1', "2": '2', "3": 'abc', - "4": '4', "5": '5', "6": '6'}) - self.assertEqual(next(reader), {"1": '1', "2": '2', "3": 'abc', - "4": '4', "5": '5', "6": '6'}) - - def test_read_semi_sep(self): - reader = csv.DictReader([b"1;2;abc;4;5;6\r\n"], - fieldnames="1 2 3 4 5 6".split(), - delimiter=';') - self.assertEqual(next(reader), {"1": '1', "2": '2', "3": 'abc', - "4": '4', "5": '5', "6": '6'}) - - def test_empty_file(self): - csv.DictReader(BytesIO()) - -class TestArrayWrites(unittest.TestCase): - def test_int_write(self): - contents = [(20-i) for i in range(20)] - a = array.array('i', contents) - - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, dialect="excel") - writer.writerow(a) - expected = b",".join([str(i).encode('utf-8') for i in a])+b"\r\n" - fileobj.seek(0) - self.assertEqual(fileobj.read(), expected) - finally: - fileobj.close() - os.unlink(name) - - def test_double_write(self): - contents = [(20-i)*0.1 for i in range(20)] - a = array.array('d', contents) - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, dialect="excel") - writer.writerow(a) - float_repr = str - if sys.version_info >= (2, 7, 3): - float_repr = repr - expected = b",".join([float_repr(i).encode('utf-8') for i in a])+b"\r\n" - fileobj.seek(0) - self.assertEqual(fileobj.read(), expected) - finally: - fileobj.close() - os.unlink(name) - - def test_float_write(self): - contents = [(20-i)*0.1 for i in range(20)] - a = array.array('f', contents) - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, dialect="excel") - writer.writerow(a) - float_repr = str - if sys.version_info >= (2, 7, 3): - float_repr = repr - expected = b",".join([float_repr(i).encode('utf-8') for i in a])+b"\r\n" - fileobj.seek(0) - self.assertEqual(fileobj.read(), expected) - finally: - fileobj.close() - os.unlink(name) - - def test_char_write(self): - a = string.ascii_letters - fd, name = tempfile.mkstemp() - fileobj = os.fdopen(fd, "w+b") - try: - writer = csv.writer(fileobj, dialect="excel") - writer.writerow(a) - expected = ",".join(a).encode('utf-8')+b"\r\n" - fileobj.seek(0) - self.assertEqual(fileobj.read(), expected) - finally: - fileobj.close() - os.unlink(name) - - -class TestUnicode(unittest.TestCase): - def test_unicode_read(self): - f = EncodedFile(BytesIO((u"Martin von Löwis," - u"Marc André Lemburg," - u"Guido van Rossum," - u"François Pinard\r\n").encode('iso-8859-1')), - data_encoding='iso-8859-1') - reader = csv.reader(f, encoding='iso-8859-1') - self.assertEqual(list(reader), [[u"Martin von Löwis", - u"Marc André Lemburg", - u"Guido van Rossum", - u"François Pinard"]]) - - -class TestUnicodeErrors(unittest.TestCase): - def test_encode_error(self): - fd = BytesIO() - writer = csv.writer(fd, encoding='cp1252', errors='xmlcharrefreplace') - writer.writerow(['hello', chr(2603)]) - self.assertEqual(fd.getvalue(), b'hello,ਫ\r\n') - - def test_encode_error_dictwriter(self): - fd = BytesIO() - dw = csv.DictWriter(fd, ['col1'], - encoding='cp1252', errors='xmlcharrefreplace') - dw.writerow({'col1': chr(2604)}) - self.assertEqual(fd.getvalue(), b'ਬ\r\n') - - def test_decode_error(self): - """Make sure the specified error-handling mode is obeyed on readers.""" - file = EncodedFile(BytesIO(u'Löwis,2,3'.encode('iso-8859-1')), - data_encoding='iso-8859-1') - reader = csv.reader(file, encoding='ascii', errors='ignore') - self.assertEqual(list(reader)[0][0], 'Lwis') - - def test_decode_error_dictreader(self): - """Make sure the error-handling mode is obeyed on DictReaders.""" - file = EncodedFile(BytesIO(u'name,height,weight\nLöwis,2,3'.encode('iso-8859-1')), - data_encoding='iso-8859-1') - reader = csv.DictReader(file, encoding='ascii', errors='ignore') - self.assertEqual(list(reader)[0]['name'], 'Lwis') |