Example #1
0
func (s *FilterSuite) TestServiceDeath(c *C) {
	f, err := newFilter(s.State, s.unit.Name())
	c.Assert(err, IsNil)
	defer f.Stop()
	dyingAsserter := coretesting.NotifyAsserterC{
		C:       c,
		Precond: func() { s.State.StartSync() },
		Chan:    f.UnitDying(),
	}
	dyingAsserter.AssertNoReceive()

	err = s.unit.SetStatus(params.StatusStarted, "")
	c.Assert(err, IsNil)
	err = s.wordpress.Destroy()
	c.Assert(err, IsNil)
	timeout := time.After(coretesting.LongWait)
loop:
	for {
		select {
		case <-f.UnitDying():
			break loop
		case <-time.After(coretesting.ShortWait):
			s.State.StartSync()
		case <-timeout:
			c.Fatalf("dead not detected")
		}
	}
	err = s.unit.Refresh()
	c.Assert(err, IsNil)
	c.Assert(s.unit.Life(), Equals, state.Dying)

	// Can't set s.wordpress to Dead while it still has units.
}
Example #2
0
// Ensure we get a signal on f.Dead()
func (s *FilterSuite) assertFilterDies(c *C, f *filter) {
	asserter := coretesting.NotifyAsserterC{
		Precond: func() { s.State.StartSync() },
		C:       c,
		Chan:    f.Dead(),
	}
	asserter.AssertClosed()
}
Example #3
0
func (s *FilterSuite) TestUnitDeath(c *C) {
	f, err := newFilter(s.State, s.unit.Name())
	c.Assert(err, IsNil)
	defer f.Stop()
	asserter := coretesting.NotifyAsserterC{
		Precond: func() { s.State.StartSync() },
		C:       c,
		Chan:    f.UnitDying(),
	}
	asserter.AssertNoReceive()

	// Irrelevant change.
	err = s.unit.SetResolved(state.ResolvedRetryHooks)
	c.Assert(err, IsNil)
	asserter.AssertNoReceive()

	// Set dying.
	err = s.unit.SetStatus(params.StatusStarted, "")
	c.Assert(err, IsNil)
	err = s.unit.Destroy()
	c.Assert(err, IsNil)
	asserter.AssertClosed()

	// Another irrelevant change.
	err = s.unit.ClearResolved()
	c.Assert(err, IsNil)
	asserter.AssertClosed()

	// Set dead.
	err = s.unit.EnsureDead()
	c.Assert(err, IsNil)
	s.assertAgentTerminates(c, f)
}