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test_Task.py
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test_Task.py
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#! /usr/bin/env python
#
"""
Test class `Task`:class:.
"""
# Copyright (C) 2011, 2012, University of Zurich. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser 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 Lesser General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
__docformat__ = 'reStructuredText'
__version__ = '$Revision$'
## imports
from gc3libs import Run, Task
from nose.tools import raises, assert_equal
from gc3libs.testing.helpers SuccessfulApp, UnsuccessfulApp, temporary_core
## tests
def test_task_progress():
with temporary_core() as core:
task = SuccessfulApp()
task.attach(core)
task.submit()
assert task.execution.state == Run.State.SUBMITTED
# run until terminated
while task.execution.state != Run.State.TERMINATED:
task.progress()
assert task.execution.state == Run.State.TERMINATED
def test_task_redo1():
"""Test correct use of `Task.redo()`"""
with temporary_core() as core:
task = SuccessfulApp()
task.attach(core)
task.submit()
assert task.execution.state == Run.State.SUBMITTED
# run until terminated
while task.execution.state != Run.State.TERMINATED:
task.progress()
assert task.execution.state == Run.State.TERMINATED
# no do it all over again
task.redo()
assert task.execution.state == Run.State.NEW
task.progress()
assert task.execution.state != Run.State.NEW
assert task.execution.state in [Run.State.SUBMITTED, Run.State.RUNNING]
@raises(AssertionError)
def test_task_redo2():
"""Test that `.redo()` raises if called on a Task that is not TERMINATED."""
with temporary_core() as core:
task = SuccessfulApp()
task.attach(core)
task.submit()
assert task.execution.state == Run.State.SUBMITTED
# cannot redo a task that is not yet terminated
task.redo()
def test_task_redo3():
"""Test that `.redo()` is a no-op if the Task is still NEW."""
with temporary_core() as core:
task = SuccessfulApp()
task.attach(core)
task.redo()
# main: run tests
if "__main__" == __name__:
import nose
nose.runmodule()