annotate MoinMoin/support/werkzeug/contrib/testtools.py @ 5801:8de563c487be

upgrade werkzeug to 0.8.1, document current bundled version and current minimum requirement (0.6, for py 2.7 compatibility)
author Thomas Waldmann <tw AT waldmann-edv DOT de>
date Thu, 01 Dec 2011 01:34:45 +0100
parents 246ba4eecab2
children 9f12f41504fc
rev   line source
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246ba4eecab2 updated werkzeug to 0.5.pre20090228
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1 # -*- coding: utf-8 -*-
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2 """
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3 werkzeug.contrib.testtools
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4 ~~~~~~~~~~~~~~~~~~~~~~~~~~
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5
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6 This module implements extended wrappers for simplified testing.
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7
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8 `TestResponse`
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9 A response wrapper which adds various cached attributes for
246ba4eecab2 updated werkzeug to 0.5.pre20090228
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10 simplified assertions on various content types.
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11
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12 :copyright: (c) 2011 by the Werkzeug Team, see AUTHORS for more details.
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13 :license: BSD, see LICENSE for more details.
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14 """
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15 from werkzeug.utils import cached_property, import_string
8de563c487be upgrade werkzeug to 0.8.1, document current bundled version and current minimum requirement (0.6, for py 2.7 compatibility)
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16 from werkzeug.wrappers import Response
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17
8de563c487be upgrade werkzeug to 0.8.1, document current bundled version and current minimum requirement (0.6, for py 2.7 compatibility)
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18 from warnings import warn
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19 warn(DeprecationWarning('werkzeug.contrib.testtools is deprecated and '
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20 'will be removed with Werkzeug 1.0'))
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21
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22
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23 class ContentAccessors(object):
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24 """
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25 A mixin class for response objects that provides a couple of useful
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26 accessors for unittesting.
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27 """
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28
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29 def xml(self):
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30 """Get an etree if possible."""
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31 if 'xml' not in self.mimetype:
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32 raise AttributeError(
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33 'Not a XML response (Content-Type: %s)'
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34 % self.mimetype)
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35 for module in ['xml.etree.ElementTree', 'ElementTree',
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36 'elementtree.ElementTree']:
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37 etree = import_string(module, silent=True)
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38 if etree is not None:
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39 return etree.XML(self.body)
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40 raise RuntimeError('You must have ElementTree installed '
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41 'to use TestResponse.xml')
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42 xml = cached_property(xml)
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43
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44 def lxml(self):
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45 """Get an lxml etree if possible."""
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46 if ('html' not in self.mimetype and 'xml' not in self.mimetype):
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47 raise AttributeError('Not an HTML/XML response')
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48 from lxml import etree
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49 try:
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50 from lxml.html import fromstring
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51 except ImportError:
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52 fromstring = etree.HTML
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53 if self.mimetype=='text/html':
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54 return fromstring(self.data)
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55 return etree.XML(self.data)
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56 lxml = cached_property(lxml)
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57
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58 def json(self):
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59 """Get the result of simplejson.loads if possible."""
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60 if 'json' not in self.mimetype:
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61 raise AttributeError('Not a JSON response')
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62 try:
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63 from simplejson import loads
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64 except ImportError:
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65 from json import loads
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66 return loads(self.data)
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67 json = cached_property(json)
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68
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69
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70 class TestResponse(Response, ContentAccessors):
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71 """Pass this to `werkzeug.test.Client` for easier unittesting."""