/usr/lib/python3/dist-packages/autopilot/tests/unit/test_stagnate_state.py is in python3-autopilot-tests 1.4+14.04.20140416-0ubuntu1.
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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 | # -*- Mode: Python; coding: utf-8; indent-tabs-mode: nil; tab-width: 4 -*-
#
# Autopilot Functional Test Tool
# Copyright (C) 2013 Canonical
#
# 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 3 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, see <http://www.gnu.org/licenses/>.
#
from testtools import TestCase
from testtools.matchers import Equals, raises
from autopilot.utilities import StagnantStateDetector
class StagnantCheckTests(TestCase):
def test_state_change_resets_counter(self):
state_check = StagnantStateDetector(threshold=5)
x, y = (1, 1)
for i in range(4):
state_check.check_state(x, y)
self.assertThat(state_check._stagnant_count, Equals(3))
state_check.check_state(10, 10)
self.assertThat(state_check._stagnant_count, Equals(0))
def test_raises_exception_when_threshold_hit(self):
state_check = StagnantStateDetector(threshold=1)
x, y = (1, 1)
state_check.check_state(x, y)
fn = lambda: state_check.check_state(x, y)
self.assertThat(
fn,
raises(
StagnantStateDetector.StagnantState(
"State has been the same for 1 iterations"
)
)
)
def test_raises_exception_when_thresold_is_zero(self):
fn = lambda: StagnantStateDetector(threshold=0)
self.assertThat(
fn,
raises(ValueError("Threshold must be a positive integer."))
)
def test_passing_nonhashable_data_raises_exception(self):
class UnHashable(object):
__hash__ = None
no_hash = UnHashable()
state_check = StagnantStateDetector(threshold=5)
fn = lambda: state_check.check_state(no_hash)
self.assertThat(fn, raises(TypeError("unhashable type: 'UnHashable'")))
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