fddce94704
It is not a separate package since Python 3.3 Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com> (cherry picked from commit 3987688de6720d951bfeb0b49c364df9738b490b)
130 lines
4.2 KiB
Python
130 lines
4.2 KiB
Python
# -*- coding: utf-8 -*-
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import unittest
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import random
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import time
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from unittest import mock
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from pungi.phases import weaver
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from tests.helpers import DummyCompose, boom
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class TestWeaver(unittest.TestCase):
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def setUp(self):
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# prepare 6 phase mock-objects.
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for test_phase_number in range(1, 7):
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# This is equvalent to:
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# self.pX = mock.Mock()
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# self.pX.name = "phase X"
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# self.pX.start = default_method
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test_phase_name = "p" + repr(test_phase_number)
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tmp = mock.Mock()
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tmp.name = "phase %d" % test_phase_number
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tmp.start.side_effect = self.method_regular
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setattr(self, test_phase_name, tmp)
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self.compose = DummyCompose(None, {})
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def method_regular(self):
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"""
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It only have to cause some delay (tens of miliseconds).
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Delay is needed for threads that has enough time to start.
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"""
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multiplier = random.sample(range(1, 10), 1)
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time.sleep(multiplier[0] * 0.01)
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def method_with_exception(self):
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self.method_regular() # make some delay
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boom() # throw exception
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def assertFinalized(self, p):
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self.assertEqual(p.mock_calls, [mock.call.start(), mock.call.stop()])
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def assertInterrupted(self, p):
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self.assertEqual(p.mock_calls, [mock.call.start()])
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def assertMissed(self, p):
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self.assertEqual(p.mock_calls, [])
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def test_parallel(self):
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phases_schema = (self.p1, self.p2)
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weaver_phase = weaver.WeaverPhase(self.compose, phases_schema)
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weaver_phase.start()
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weaver_phase.stop()
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self.assertFinalized(self.p1)
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self.assertFinalized(self.p2)
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def test_pipeline(self):
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phases_schema = ((self.p1, self.p2),)
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weaver_phase = weaver.WeaverPhase(self.compose, phases_schema)
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weaver_phase.start()
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weaver_phase.stop()
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self.assertFinalized(self.p1)
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self.assertFinalized(self.p2)
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def test_stop_on_failure(self):
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self.p2.start.side_effect = self.method_with_exception
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phases_schema = ((self.p1, self.p2, self.p3),) # one pipeline
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weaver_phase = weaver.WeaverPhase(self.compose, phases_schema)
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with self.assertRaises(Exception) as ctx:
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weaver_phase.start()
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weaver_phase.stop()
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self.assertEqual("BOOM", str(ctx.exception))
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self.assertFinalized(self.p1)
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self.assertInterrupted(self.p2)
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self.assertMissed(self.p3)
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def test_parallel_stop_on_failure(self):
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self.p2.start.side_effect = self.method_with_exception
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phases_schema = (self.p1, self.p2, self.p3) # one pipeline
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weaver_phase = weaver.WeaverPhase(self.compose, phases_schema)
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with self.assertRaises(Exception) as ctx:
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weaver_phase.start()
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weaver_phase.stop()
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self.assertEqual("BOOM", str(ctx.exception))
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self.assertFinalized(self.p1)
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self.assertInterrupted(self.p2)
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self.assertFinalized(self.p3)
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def test_multiple_fail(self):
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self.p2.start.side_effect = self.method_with_exception
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self.p3.start.side_effect = self.method_with_exception
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phases_schema = ((self.p1, self.p2, self.p3),) # one pipeline
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weaver_phase = weaver.WeaverPhase(self.compose, phases_schema)
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with self.assertRaises(Exception) as ctx:
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weaver_phase.start()
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weaver_phase.stop()
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self.assertEqual("BOOM", str(ctx.exception))
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self.assertFinalized(self.p1)
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self.assertInterrupted(self.p2)
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self.assertMissed(self.p3)
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def test_multi_pipeline(self):
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self.p2.start.side_effect = self.method_with_exception
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phases_schema = (
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self.p1,
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(self.p2, self.p3, self.p4),
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(self.p5, self.p6),
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)
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weaver_phase = weaver.WeaverPhase(self.compose, phases_schema)
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with self.assertRaises(Exception) as ctx:
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weaver_phase.start()
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weaver_phase.stop()
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self.assertEqual("BOOM", str(ctx.exception))
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self.assertFinalized(self.p1)
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self.assertInterrupted(self.p2)
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self.assertMissed(self.p3)
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self.assertMissed(self.p4)
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self.assertFinalized(self.p5)
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self.assertFinalized(self.p6)
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