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# -*- coding: utf-8 -*-
#! /usr/bin/env python
# $Id$
# Author: David Goodger <goodger@python.org>
# Copyright: This module has been placed in the public domain.
"""
Test module for utils/__init__.py.
"""
import unittest
import sys
import os
from DocutilsTestSupport import utils, nodes
try:
from io import StringIO
except ImportError: # io is new in Python 2.6
from StringIO import StringIO
class ReporterTests(unittest.TestCase):
stream = StringIO()
reporter = utils.Reporter('test data', 2, 4, stream, 1)
def setUp(self):
self.stream.seek(0)
self.stream.truncate()
def test_level0(self):
sw = self.reporter.system_message(0, 'debug output')
self.assertEqual(sw.pformat(), """\
<system_message level="0" source="test data" type="DEBUG">
<paragraph>
debug output
""")
self.assertEqual(self.stream.getvalue(),
'test data:: (DEBUG/0) debug output\n')
def test_level1(self):
sw = self.reporter.system_message(1, 'a little reminder')
self.assertEqual(sw.pformat(), """\
<system_message level="1" source="test data" type="INFO">
<paragraph>
a little reminder
""")
self.assertEqual(self.stream.getvalue(), '')
def test_level2(self):
sw = self.reporter.system_message(2, 'a warning')
self.assertEqual(sw.pformat(), """\
<system_message level="2" source="test data" type="WARNING">
<paragraph>
a warning
""")
self.assertEqual(self.stream.getvalue(),
'test data:: (WARNING/2) a warning\n')
def test_level3(self):
sw = self.reporter.system_message(3, 'an error')
self.assertEqual(sw.pformat(), """\
<system_message level="3" source="test data" type="ERROR">
<paragraph>
an error
""")
self.assertEqual(self.stream.getvalue(),
'test data:: (ERROR/3) an error\n')
def test_level4(self):
self.assertRaises(utils.SystemMessage, self.reporter.system_message, 4,
'a severe error, raises an exception')
self.assertEqual(self.stream.getvalue(), 'test data:: (SEVERE/4) '
'a severe error, raises an exception\n')
def test_unicode_message(self):
sw = self.reporter.system_message(0, u'mesidʒ')
self.assertEqual(sw.pformat(), u"""\
<system_message level="0" source="test data" type="DEBUG">
<paragraph>
mesidʒ
""")
def test_unicode_message_from_exception(self):
"""Workaround for Python < 2.6 bug:
unicode(<exception instance>) uses __str__
and hence fails with unicode message"""
try:
raise Exception(u'mesidʒ')
except Exception, err:
sw = self.reporter.system_message(0, err)
self.assertEqual(sw.pformat(), u"""\
<system_message level="0" source="test data" type="DEBUG">
<paragraph>
mesidʒ
""")
class QuietReporterTests(unittest.TestCase):
stream = StringIO()
reporter = utils.Reporter('test data', 5, 5, stream, 0)
def setUp(self):
self.stream.seek(0)
self.stream.truncate()
def test_debug(self):
sw = self.reporter.debug('a debug message')
# None because debug is disabled.
self.assertEqual(sw, None)
self.assertEqual(self.stream.getvalue(), '')
def test_info(self):
sw = self.reporter.info('an informational message')
self.assertEqual(sw.pformat(), """\
<system_message level="1" source="test data" type="INFO">
<paragraph>
an informational message
""")
self.assertEqual(self.stream.getvalue(), '')
def test_warning(self):
sw = self.reporter.warning('a warning')
self.assertEqual(sw.pformat(), """\
<system_message level="2" source="test data" type="WARNING">
<paragraph>
a warning
""")
self.assertEqual(self.stream.getvalue(), '')
def test_error(self):
sw = self.reporter.error('an error')
self.assertEqual(sw.pformat(), """\
<system_message level="3" source="test data" type="ERROR">
<paragraph>
an error
""")
self.assertEqual(self.stream.getvalue(), '')
def test_severe(self):
sw = self.reporter.severe('a severe error')
self.assertEqual(sw.pformat(), """\
<system_message level="4" source="test data" type="SEVERE">
<paragraph>
a severe error
""")
self.assertEqual(self.stream.getvalue(), '')
class NameValueTests(unittest.TestCase):
def test_extract_name_value(self):
self.assertRaises(utils.NameValueError, utils.extract_name_value,
'hello')
self.assertRaises(utils.NameValueError, utils.extract_name_value,
'hello')
self.assertRaises(utils.NameValueError, utils.extract_name_value,
'=hello')
self.assertRaises(utils.NameValueError, utils.extract_name_value,
'hello=')
self.assertRaises(utils.NameValueError, utils.extract_name_value,
'hello="')
self.assertRaises(utils.NameValueError, utils.extract_name_value,
'hello="something')
self.assertRaises(utils.NameValueError, utils.extract_name_value,
'hello="something"else')
output = utils.extract_name_value(
"""att1=val1 att2=val2 att3="value number '3'" att4=val4""")
self.assertEqual(output, [('att1', 'val1'), ('att2', 'val2'),
('att3', "value number '3'"),
('att4', 'val4')])
class ExtensionOptionTests(unittest.TestCase):
optionspec = {'a': int, 'bbb': float, 'cdef': (lambda x: x),
'empty': (lambda x: x)}
def test_assemble_option_dict(self):
input = utils.extract_name_value('a=1 bbb=2.0 cdef=hol%s' % chr(224))
self.assertEqual(
utils.assemble_option_dict(input, self.optionspec),
{'a': 1, 'bbb': 2.0, 'cdef': ('hol%s' % chr(224))})
input = utils.extract_name_value('a=1 b=2.0 c=hol%s' % chr(224))
self.assertRaises(KeyError, utils.assemble_option_dict,
input, self.optionspec)
input = utils.extract_name_value('a=1 bbb=two cdef=hol%s' % chr(224))
self.assertRaises(ValueError, utils.assemble_option_dict,
input, self.optionspec)
def test_extract_extension_options(self):
field_list = nodes.field_list()
field_list += nodes.field(
'', nodes.field_name('', 'a'),
nodes.field_body('', nodes.paragraph('', '1')))
field_list += nodes.field(
'', nodes.field_name('', 'bbb'),
nodes.field_body('', nodes.paragraph('', '2.0')))
field_list += nodes.field(
'', nodes.field_name('', 'cdef'),
nodes.field_body('', nodes.paragraph('', u'hol\u00e0')))
field_list += nodes.field(
'', nodes.field_name('', 'empty'), nodes.field_body())
self.assertEqual(
utils.extract_extension_options(field_list, self.optionspec),
{'a': 1, 'bbb': 2.0,
'cdef': u'hol\u00e0',
'empty': None})
self.assertRaises(KeyError, utils.extract_extension_options,
field_list, {})
field_list += nodes.field(
'', nodes.field_name('', 'cdef'),
nodes.field_body('', nodes.paragraph('', 'one'),
nodes.paragraph('', 'two')))
self.assertRaises(utils.BadOptionDataError,
utils.extract_extension_options,
field_list, self.optionspec)
field_list[-1] = nodes.field(
'', nodes.field_name('', 'cdef bad'),
nodes.field_body('', nodes.paragraph('', 'no arguments')))
self.assertRaises(utils.BadOptionError,
utils.extract_extension_options,
field_list, self.optionspec)
field_list[-1] = nodes.field(
'', nodes.field_name('', 'cdef'),
nodes.field_body('', nodes.paragraph('', 'duplicate')))
self.assertRaises(utils.DuplicateOptionError,
utils.extract_extension_options,
field_list, self.optionspec)
field_list[-2] = nodes.field(
'', nodes.field_name('', 'unkown'),
nodes.field_body('', nodes.paragraph('', 'unknown')))
self.assertRaises(KeyError, utils.extract_extension_options,
field_list, self.optionspec)
class HelperFunctionsTests(unittest.TestCase):
def test_normalize_language_tag(self):
self.assertEqual(utils.normalize_language_tag('de'), ['de'])
self.assertEqual(utils.normalize_language_tag('de-AT'),
['de-at', 'de'])
self.assertEqual(utils.normalize_language_tag('de-AT-1901'),
['de-at-1901', 'de-at', 'de-1901', 'de'])
self.assertEqual(utils.normalize_language_tag('de-AT-1901-frak'),
['de-at-1901-frak', 'de-at-1901', 'de-at-frak',
'de-1901-frak', 'de-at', 'de-1901', 'de-frak', 'de'])
self.assertEqual(utils.normalize_language_tag('grc-ibycus-x-altquot'),
['grc-ibycus-x-altquot', 'grc-ibycus',
'grc-x-altquot', 'grc'])
def test_column_width(self):
self.assertEqual(utils.column_width(u'de'), 2)
self.assertEqual(utils.column_width(u'dâ'), 2) # pre-composed
self.assertEqual(utils.column_width(u'dâ'), 2) # combining
def test_relative_path(self):
# Build and return a path to `target`, relative to `source`:
# Use '/' as path sep in result.
self.assertEqual(utils.relative_path('spam', 'spam'), '')
source = os.path.join('h\xE4m', 'spam', 'fileA')
target = os.path.join('h\xE4m', 'spam', 'fileB')
self.assertEqual(utils.relative_path(source, target), 'fileB')
source = os.path.join('h\xE4m', 'spam', 'fileA')
target = os.path.join('h\xE4m', 'fileB')
self.assertEqual(utils.relative_path(source, target), '../fileB')
# if source is None, default to the cwd:
target = os.path.join('eggs', 'fileB')
self.assertEqual(utils.relative_path(None, target), 'eggs/fileB')
# If there is no common prefix, return the absolute path to `target`:
# source = '/foo/bar/fileA' # POSIX
# TODO: how to specify an absolute path independent of the OS?
# target = os.path.join('eggs', 'fileB')
# self.assertEqual(utils.relative_path(source, target),
# os.path.abspath('fileB'))
# Correctly process unicode instances:
self.assertEqual(utils.relative_path(u'spam', u'spam'), u'')
source = os.path.join(u'h\xE4m', u'spam', u'fileA')
target = os.path.join(u'h\xE4m', u'spam', u'fileB')
self.assertEqual(utils.relative_path(source, target), u'fileB')
source = os.path.join(u'h\xE4m', u'spam', u'fileA')
target = os.path.join(u'h\xE4m', u'fileB')
self.assertEqual(utils.relative_path(source, target), u'../fileB')
# if source is None, default to the cwd:
target = os.path.join(u'eggs', u'fileB')
self.assertEqual(utils.relative_path(None, target), u'eggs/fileB')
def test_find_file_in_dirs(self):
# Search for file `path` in the sequence of directories `dirs`.
# Return the first expansion that matches an existing file.
dirs = ('nonex', '.', '..')
self.assertEqual(utils.find_file_in_dirs('HISTORY.txt', dirs),
'../HISTORY.txt')
# Return `path` if the file exists in the cwd or if there is no match
self.assertEqual(utils.find_file_in_dirs('alltests.py', dirs),
'alltests.py')
self.assertEqual(utils.find_file_in_dirs('gibts/nicht.txt', dirs),
'gibts/nicht.txt')
if __name__ == '__main__':
unittest.main()
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