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#
# subunit: extensions to Python unittest to get test results from subprocesses.
# Copyright (C) 2009 Robert Collins <robertc@robertcollins.net>
#
# Licensed under either the Apache License, Version 2.0 or the BSD 3-clause
# license at the users choice. A copy of both licenses are available in the
# project source as Apache-2.0 and BSD. You may not use this file except in
# compliance with one of these two licences.
#
# Unless required by applicable law or agreed to in writing, software
# distributed under these licenses is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# license you chose for the specific language governing permissions and
# limitations under that license.
#
import unittest
import subunit
from subunit.progress_model import ProgressModel
class TestProgressModel(unittest.TestCase):
def assertProgressSummary(self, pos, total, progress):
"""Assert that a progress model has reached a particular point."""
self.assertEqual(pos, progress.pos())
self.assertEqual(total, progress.width())
def test_new_progress_0_0(self):
progress = ProgressModel()
self.assertProgressSummary(0, 0, progress)
def test_advance_0_0(self):
progress = ProgressModel()
progress.advance()
self.assertProgressSummary(1, 0, progress)
def test_advance_1_0(self):
progress = ProgressModel()
progress.advance()
self.assertProgressSummary(1, 0, progress)
def test_set_width_absolute(self):
progress = ProgressModel()
progress.set_width(10)
self.assertProgressSummary(0, 10, progress)
def test_set_width_absolute_preserves_pos(self):
progress = ProgressModel()
progress.advance()
progress.set_width(2)
self.assertProgressSummary(1, 2, progress)
def test_adjust_width(self):
progress = ProgressModel()
progress.adjust_width(10)
self.assertProgressSummary(0, 10, progress)
progress.adjust_width(-10)
self.assertProgressSummary(0, 0, progress)
def test_adjust_width_preserves_pos(self):
progress = ProgressModel()
progress.advance()
progress.adjust_width(10)
self.assertProgressSummary(1, 10, progress)
progress.adjust_width(-10)
self.assertProgressSummary(1, 0, progress)
def test_push_preserves_progress(self):
progress = ProgressModel()
progress.adjust_width(3)
progress.advance()
progress.push()
self.assertProgressSummary(1, 3, progress)
def test_advance_advances_substack(self):
progress = ProgressModel()
progress.adjust_width(3)
progress.advance()
progress.push()
progress.adjust_width(1)
progress.advance()
self.assertProgressSummary(2, 3, progress)
def test_adjust_width_adjusts_substack(self):
progress = ProgressModel()
progress.adjust_width(3)
progress.advance()
progress.push()
progress.adjust_width(2)
progress.advance()
self.assertProgressSummary(3, 6, progress)
def test_set_width_adjusts_substack(self):
progress = ProgressModel()
progress.adjust_width(3)
progress.advance()
progress.push()
progress.set_width(2)
progress.advance()
self.assertProgressSummary(3, 6, progress)
def test_pop_restores_progress(self):
progress = ProgressModel()
progress.adjust_width(3)
progress.advance()
progress.push()
progress.adjust_width(1)
progress.advance()
progress.pop()
self.assertProgressSummary(1, 3, progress)
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