This file is indexed.

/usr/lib/python3/dist-packages/doublex/matchers.py is in python3-doublex 1.8.2-1build1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
# -*- coding:utf-8; tab-width:4; mode:python -*-

# doublex
#
# Copyright © 2012,2013 David Villa Alises
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

import time
import hamcrest
from hamcrest.core.matcher import Matcher
from hamcrest.core.base_matcher import BaseMatcher
from hamcrest import is_, instance_of

from .internal import (
    Method, InvocationContext, ANY_ARG, MockBase, SpyBase,
    PropertyGet, PropertySet, WrongApiUsage, Invocation)

__all__ = ['called',
           'never',
           'verify', 'any_order_verify',
           'property_got', 'property_set',
           'assert_that', 'wait_that',
           'is_', 'instance_of']


# just hamcrest aliases
at_least = hamcrest.greater_than_or_equal_to
at_most = hamcrest.less_than_or_equal_to
any_time = hamcrest.greater_than(0)


class MatcherRequiredError(Exception):
    pass


def assert_that(actual, matcher=None, reason=''):
    if matcher and not isinstance(matcher, Matcher):
        raise MatcherRequiredError("%s should be a hamcrest Matcher" % str(matcher))
    return hamcrest.assert_that(actual, matcher, reason)


def wait_that(actual, matcher, reason='', delta=1, timeout=5):
    '''
    Poll the given matcher each 'delta' seconds until 'matcher'
    matches 'actual' or 'timeout' is reached.
    '''
    exc = None
    init = time.time()
    timeout_reached = False
    while 1:
        try:
            if time.time() - init > timeout:
                timeout_reached = True
                break

            assert_that(actual, matcher, reason)
            break

        except AssertionError as e:
            time.sleep(delta)
            exc = e

    if timeout_reached:
        msg = exc.args[0] + ' after {0} seconds'.format(timeout)
        exc.args = msg,
        raise exc


class OperationMatcher(BaseMatcher):
    pass


class MethodCalled(OperationMatcher):
    def __init__(self, context=None, times=any_time):
        self.context = context or InvocationContext(ANY_ARG)
        self._times = times
        self._async_timeout = None

    def _matches(self, method):
        self._assure_is_spied_method(method)
        self.method = method
        if not self._async_timeout:
            return method._was_called(self.context, self._times)

        if self._async_timeout:
            if self._times != any_time:
                raise WrongApiUsage("'times' and 'async' are exclusive")
            self.method._event.wait(self._async_timeout)

        return method._was_called(self.context, self._times)

    def _assure_is_spied_method(self, method):
        if not isinstance(method, Method) or not isinstance(method.double, SpyBase):
            raise WrongApiUsage("takes a spy method (got %s instead)" % method)

    def describe_to(self, description):
        description.append_text('these calls:\n')
        description.append_text(self.method._show(indent=10))
        description.append_text(str(self.context))
        if self._times != any_time:
            description.append_text(' -- times: %s' % self._times)

    def describe_mismatch(self, actual, description):
        description.append_text("calls that actually ocurred were:\n")
        description.append_text(self.method.double._recorded.show(indent=10))

    def with_args(self, *args, **kargs):
        self.context.update_args(args, kargs)
        return self

    def with_some_args(self, **kargs):
        self.context.update_args(tuple(), kargs)
        self.context.check_some_args = True
        return self

    def async(self, timeout):
        self._async_timeout = timeout
        return self

    def times(self, n):
        self._times = n
        return self


def called():
    return MethodCalled()


class never(BaseMatcher):
    def __init__(self, matcher):
        if not isinstance(matcher, OperationMatcher):
            raise WrongApiUsage(
                "takes called/called_with instance (got %s instead)" % matcher)
        self.matcher = matcher

    def _matches(self, item):
        return not self.matcher.matches(item)

    def describe_to(self, description):
        description.append_text('none of ').append_description_of(self.matcher)

    def describe_mismatch(self, actual, description):
        self.matcher.describe_mismatch(actual, description)


class MockIsExpectedInvocation(BaseMatcher):
    'assert the invocation is a mock expectation'
    def __init__(self, invocation):
        self.invocation = invocation

    def _matches(self, mock):
        self.mock = mock
        return self.invocation in mock._stubs

    def describe_to(self, description):
        description.append_text("these calls:\n")
        description.append_text(self.mock._stubs.show(indent=10))

    def describe_mismatch(self, actual, description):
        description.append_text("this call was not expected:\n")
        description.append_text(self.invocation._show(indent=10))


class verify(BaseMatcher):
    def _matches(self, mock):
        if not isinstance(mock, MockBase):
            raise WrongApiUsage("takes Mock instance (got %s instead)" % mock)

        self.mock = mock
        return self._expectations_match()

    def _expectations_match(self):
        return self.mock._stubs == self.mock._recorded

    def describe_to(self, description):
        description.append_text("these calls:\n")
        description.append_text(self.mock._stubs.show(indent=10))

    def describe_mismatch(self, actual, description):
        description.append_text('calls that actually ocurred were:\n')
        description.append_text(self.mock._recorded.show(indent=10))


class any_order_verify(verify):
    def _expectations_match(self):
        return sorted(self.mock._stubs) == sorted(self.mock._recorded)


class property_got(OperationMatcher):
    def __init__(self, propname, times=any_time):
        super(property_got, self).__init__()
        self.propname = propname
        self._times = times

    def _matches(self, double):
        self.double = double
        self.operation = PropertyGet(self.double, self.propname)
        return double._received_invocation(
            self.operation, 1, cmp_pred=Invocation.__eq__)

    def times(self, n):
        self._times = n
        return self

    def describe_to(self, description):
        description.append_text('these calls:\n')
        description.append_text(self.operation._show(indent=10))
        if self._times != any_time:
            description.append_text(' -- times: %s' % self._times)

    def describe_mismatch(self, actual, description):
        description.append_text('calls that actually ocurred were:\n')
        description.append_text(self.double._recorded.show(indent=10))


class property_set(OperationMatcher):
    def __init__(self, property_name, value=hamcrest.anything(), times=any_time):
        super(property_set, self).__init__()
        self.property_name = property_name
        self.value = value
        self._times = times

    def _matches(self, double):
        self.double = double
        self.operation = PropertySet(self.double, self.property_name, self.value)
        return self.double._received_invocation(
            self.operation, self._times, cmp_pred=Invocation.__eq__)

    def to(self, value):
        self.value = value
        return self

    def times(self, n):
        self._times = n
        return self

    def describe_to(self, description):
        description.append_text('these calls:\n')
        description.append_text(self.operation._show(indent=10))
        if self._times != any_time:
            description.append_text(' -- times: %s' % self._times)

    def describe_mismatch(self, actual, description):
        description.append_text('calls that actually ocurred were:\n')
        description.append_text(self.double._recorded.show(indent=10))