/usr/lib/python2.7/dist-packages/werkzeug/testsuite/debug.py is in python-werkzeug 0.9.4+dfsg-1.1ubuntu2.1.
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"""
werkzeug.testsuite.debug
~~~~~~~~~~~~~~~~~~~~~~~~
Tests some debug utilities.
:copyright: (c) 2013 by Armin Ronacher.
:license: BSD, see LICENSE for more details.
"""
import unittest
import sys
import re
from werkzeug.testsuite import WerkzeugTestCase
from werkzeug.debug.repr import debug_repr, DebugReprGenerator, \
dump, helper
from werkzeug.debug.console import HTMLStringO
from werkzeug._compat import PY2
class DebugReprTestCase(WerkzeugTestCase):
def test_basic_repr(self):
self.assert_equal(debug_repr([]), u'[]')
self.assert_equal(debug_repr([1, 2]),
u'[<span class="number">1</span>, <span class="number">2</span>]')
self.assert_equal(debug_repr([1, 'test']),
u'[<span class="number">1</span>, <span class="string">\'test\'</span>]')
self.assert_equal(debug_repr([None]),
u'[<span class="object">None</span>]')
def test_sequence_repr(self):
self.assert_equal(debug_repr(list(range(20))), (
u'[<span class="number">0</span>, <span class="number">1</span>, '
u'<span class="number">2</span>, <span class="number">3</span>, '
u'<span class="number">4</span>, <span class="number">5</span>, '
u'<span class="number">6</span>, <span class="number">7</span>, '
u'<span class="extended"><span class="number">8</span>, '
u'<span class="number">9</span>, <span class="number">10</span>, '
u'<span class="number">11</span>, <span class="number">12</span>, '
u'<span class="number">13</span>, <span class="number">14</span>, '
u'<span class="number">15</span>, <span class="number">16</span>, '
u'<span class="number">17</span>, <span class="number">18</span>, '
u'<span class="number">19</span></span>]'
))
def test_mapping_repr(self):
self.assert_equal(debug_repr({}), u'{}')
self.assert_equal(debug_repr({'foo': 42}),
u'{<span class="pair"><span class="key"><span class="string">\'foo\''
u'</span></span>: <span class="value"><span class="number">42'
u'</span></span></span>}')
self.assert_equal(debug_repr(dict(zip(range(10), [None] * 10))),
u'{<span class="pair"><span class="key"><span class="number">0</span></span>: <span class="value"><span class="object">None</span></span></span>, <span class="pair"><span class="key"><span class="number">1</span></span>: <span class="value"><span class="object">None</span></span></span>, <span class="pair"><span class="key"><span class="number">2</span></span>: <span class="value"><span class="object">None</span></span></span>, <span class="pair"><span class="key"><span class="number">3</span></span>: <span class="value"><span class="object">None</span></span></span>, <span class="extended"><span class="pair"><span class="key"><span class="number">4</span></span>: <span class="value"><span class="object">None</span></span></span>, <span class="pair"><span class="key"><span class="number">5</span></span>: <span class="value"><span class="object">None</span></span></span>, <span class="pair"><span class="key"><span class="number">6</span></span>: <span class="value"><span class="object">None</span></span></span>, <span class="pair"><span class="key"><span class="number">7</span></span>: <span class="value"><span class="object">None</span></span></span>, <span class="pair"><span class="key"><span class="number">8</span></span>: <span class="value"><span class="object">None</span></span></span>, <span class="pair"><span class="key"><span class="number">9</span></span>: <span class="value"><span class="object">None</span></span></span></span>}')
self.assert_equal(
debug_repr((1, 'zwei', u'drei')),
u'(<span class="number">1</span>, <span class="string">\''
u'zwei\'</span>, <span class="string">%s\'drei\'</span>)' % ('u' if PY2 else ''))
def test_custom_repr(self):
class Foo(object):
def __repr__(self):
return '<Foo 42>'
self.assert_equal(debug_repr(Foo()),
'<span class="object"><Foo 42></span>')
def test_list_subclass_repr(self):
class MyList(list):
pass
self.assert_equal(
debug_repr(MyList([1, 2])),
u'<span class="module">werkzeug.testsuite.debug.</span>MyList(['
u'<span class="number">1</span>, <span class="number">2</span>])')
def test_regex_repr(self):
self.assert_equal(debug_repr(re.compile(r'foo\d')),
u're.compile(<span class="string regex">r\'foo\\d\'</span>)')
#XXX: no raw string here cause of a syntax bug in py3.3
self.assert_equal(debug_repr(re.compile(u'foo\\d')),
u're.compile(<span class="string regex">%sr\'foo\\d\'</span>)' %
('u' if PY2 else ''))
def test_set_repr(self):
self.assert_equal(debug_repr(frozenset('x')),
u'frozenset([<span class="string">\'x\'</span>])')
self.assert_equal(debug_repr(set('x')),
u'set([<span class="string">\'x\'</span>])')
def test_recursive_repr(self):
a = [1]
a.append(a)
self.assert_equal(debug_repr(a),
u'[<span class="number">1</span>, [...]]')
def test_broken_repr(self):
class Foo(object):
def __repr__(self):
raise Exception('broken!')
self.assert_equal(
debug_repr(Foo()),
u'<span class="brokenrepr"><broken repr (Exception: '
u'broken!)></span>')
class Foo(object):
x = 42
y = 23
def __init__(self):
self.z = 15
class DebugHelpersTestCase(WerkzeugTestCase):
def test_object_dumping(self):
drg = DebugReprGenerator()
out = drg.dump_object(Foo())
assert re.search('Details for werkzeug.testsuite.debug.Foo object at', out)
assert re.search('<th>x.*<span class="number">42</span>(?s)', out)
assert re.search('<th>y.*<span class="number">23</span>(?s)', out)
assert re.search('<th>z.*<span class="number">15</span>(?s)', out)
out = drg.dump_object({'x': 42, 'y': 23})
assert re.search('Contents of', out)
assert re.search('<th>x.*<span class="number">42</span>(?s)', out)
assert re.search('<th>y.*<span class="number">23</span>(?s)', out)
out = drg.dump_object({'x': 42, 'y': 23, 23: 11})
assert not re.search('Contents of', out)
out = drg.dump_locals({'x': 42, 'y': 23})
assert re.search('Local variables in frame', out)
assert re.search('<th>x.*<span class="number">42</span>(?s)', out)
assert re.search('<th>y.*<span class="number">23</span>(?s)', out)
def test_debug_dump(self):
old = sys.stdout
sys.stdout = HTMLStringO()
try:
dump([1, 2, 3])
x = sys.stdout.reset()
dump()
y = sys.stdout.reset()
finally:
sys.stdout = old
self.assert_in('Details for list object at', x)
self.assert_in('<span class="number">1</span>', x)
self.assert_in('Local variables in frame', y)
self.assert_in('<th>x', y)
self.assert_in('<th>old', y)
def test_debug_help(self):
old = sys.stdout
sys.stdout = HTMLStringO()
try:
helper([1, 2, 3])
x = sys.stdout.reset()
finally:
sys.stdout = old
self.assert_in('Help on list object', x)
self.assert_in('__delitem__', x)
def suite():
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(DebugReprTestCase))
suite.addTest(unittest.makeSuite(DebugHelpersTestCase))
return suite
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