本文整理汇总了Golang中github.com/ubuntu-core/snappy/overlord/state.New函数的典型用法代码示例。如果您正苦于以下问题：Golang New函数的具体用法？Golang New怎么用？Golang New使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了New函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: TestCheckpointPreserveLastIds
func (ss *stateSuite) TestCheckpointPreserveLastIds(c *C) {
b := new(fakeStateBackend)
st := state.New(b)
st.Lock()
st.NewChange("install", "...")
st.NewTask("download", "...")
st.NewTask("download", "...")
// implicit checkpoint
st.Unlock()
c.Assert(b.checkpoints, HasLen, 1)
buf := bytes.NewBuffer(b.checkpoints[0])
st2, err := state.ReadState(nil, buf)
c.Assert(err, IsNil)
st2.Lock()
defer st2.Unlock()
c.Assert(st2.NewTask("download", "...").ID(), Equals, "3")
c.Assert(st2.NewChange("install", "...").ID(), Equals, "2")
}示例2: TestProgressDefaults
func (ts *taskSuite) TestProgressDefaults(c *C) {
st := state.New(nil)
st.Lock()
defer st.Unlock()
t := st.NewTask("download", "1...")
c.Check(t.Status(), Equals, state.DoStatus)
cur, tot := t.Progress()
c.Check(cur, Equals, 0)
c.Check(tot, Equals, 1)
t.SetStatus(state.DoStatus)
cur, tot = t.Progress()
c.Check(cur, Equals, 0)
c.Check(tot, Equals, 1)
t.SetStatus(state.DoneStatus)
cur, tot = t.Progress()
c.Check(cur, Equals, 1)
c.Check(tot, Equals, 1)
t.SetStatus(state.ErrorStatus)
cur, tot = t.Progress()
c.Check(cur, Equals, 1)
c.Check(tot, Equals, 1)
}示例3: TestNewTaskAndTasks
func (ss *stateSuite) TestNewTaskAndTasks(c *C) {
st := state.New(nil)
st.Lock()
defer st.Unlock()
chg1 := st.NewChange("install", "...")
t11 := st.NewTask("check", "...")
chg1.AddTask(t11)
t12 := st.NewTask("inst", "...")
chg1.AddTask(t12)
chg2 := st.NewChange("remove", "...")
t21 := st.NewTask("check", "...")
t22 := st.NewTask("rm", "...")
chg2.AddTask(t22)
tasks := st.Tasks()
c.Check(tasks, HasLen, 4)
expected := map[string]*state.Task{
t11.ID(): t11,
t12.ID(): t12,
t21.ID(): t21,
t22.ID(): t22,
}
for _, t := range tasks {
c.Check(t, Equals, expected[t.ID()])
}
}示例4: TestAbort
func (cs *changeSuite) TestAbort(c *C) {
st := state.New(nil)
st.Lock()
defer st.Unlock()
chg := st.NewChange("install", "...")
for s := state.DefaultStatus + 1; s < state.ErrorStatus+1; s++ {
t := st.NewTask("download", s.String())
t.SetStatus(s)
t.Set("old-status", s)
chg.AddTask(t)
}
chg.Abort()
tasks := chg.Tasks()
for _, t := range tasks {
var s state.Status
err := t.Get("old-status", &s)
c.Assert(err, IsNil)
c.Logf("Checking %s task after abort", t.Summary())
switch s {
case state.DoStatus:
c.Assert(t.Status(), Equals, state.HoldStatus)
case state.DoneStatus:
c.Assert(t.Status(), Equals, state.UndoStatus)
case state.DoingStatus:
c.Assert(t.Status(), Equals, state.AbortStatus)
default:
c.Assert(t.Status(), Equals, s)
}
}
}示例5: TestExternalAbort
func (ts *taskRunnerSuite) TestExternalAbort(c *C) {
sb := &stateBackend{}
st := state.New(sb)
r := state.NewTaskRunner(st)
defer r.Stop()
ch := make(chan bool)
r.AddHandler("blocking", func(t *state.Task, tb *tomb.Tomb) error {
ch <- true
<-tb.Dying()
return nil
}, nil)
st.Lock()
chg := st.NewChange("install", "...")
t := st.NewTask("blocking", "...")
chg.AddTask(t)
st.Unlock()
r.Ensure()
<-ch
st.Lock()
chg.Abort()
st.Unlock()
// The Abort above must make Ensure kill the task, or this will never end.
ensureChange(c, r, sb, chg)
}示例6: TestErr
func (cs *changeSuite) TestErr(c *C) {
st := state.New(nil)
st.Lock()
defer st.Unlock()
chg := st.NewChange("install", "...")
t1 := st.NewTask("download", "Download")
t2 := st.NewTask("activate", "Activate")
chg.AddTask(t1)
chg.AddTask(t2)
c.Assert(chg.Err(), IsNil)
// t2 still running so change not yet in ErrorStatus
t1.SetStatus(state.ErrorStatus)
c.Assert(chg.Err(), IsNil)
t2.SetStatus(state.ErrorStatus)
c.Assert(chg.Err(), ErrorMatches, `internal inconsistency: change "install" in ErrorStatus with no task errors logged`)
t1.Errorf("Download error")
c.Assert(chg.Err(), ErrorMatches, ""+
"cannot perform the following tasks:\n"+
"- Download \\(Download error\\)")
t2.Errorf("Activate error")
c.Assert(chg.Err(), ErrorMatches, ""+
"cannot perform the following tasks:\n"+
"- Download \\(Download error\\)\n"+
"- Activate \\(Activate error\\)")
}示例7: TestCloseReadyWhenTasksReady
func (cs *changeSuite) TestCloseReadyWhenTasksReady(c *C) {
st := state.New(nil)
st.Lock()
defer st.Unlock()
chg := st.NewChange("install", "...")
t1 := st.NewTask("download", "...")
t2 := st.NewTask("download", "...")
chg.AddTask(t1)
chg.AddTask(t2)
select {
case <-chg.Ready():
c.Fatalf("Change should not be ready")
default:
}
t1.SetStatus(state.DoneStatus)
select {
case <-chg.Ready():
c.Fatalf("Change should not be ready")
default:
}
t2.SetStatus(state.DoneStatus)
select {
case <-chg.Ready():
default:
c.Fatalf("Change should be ready")
}
}示例8: populateStateFromInstalled
func populateStateFromInstalled() error {
all, err := (&snappy.Overlord{}).Installed()
if err != nil {
return err
}
if osutil.FileExists(dirs.SnapStateFile) {
return fmt.Errorf("cannot create state: state %q already exists", dirs.SnapStateFile)
}
st := state.New(&overlordStateBackend{
path: dirs.SnapStateFile,
})
st.Lock()
defer st.Unlock()
for _, sn := range all {
// no need to do a snapstate.Get() because this is firstboot
info := sn.Info()
var snapst snapstate.SnapState
snapst.Sequence = append(snapst.Sequence, &info.SideInfo)
snapst.Channel = info.Channel
snapst.Active = sn.IsActive()
snapstate.Set(st, sn.Name(), &snapst)
}
return nil
}示例9: TestState
func (ts *taskSuite) TestState(c *C) {
st := state.New(nil)
st.Lock()
t := st.NewTask("download", "1...")
st.Unlock()
c.Assert(t.State(), Equals, st)
}示例10: TestEnsureBefore
func (ss *stateSuite) TestEnsureBefore(c *C) {
b := new(fakeStateBackend)
st := state.New(b)
st.EnsureBefore(10 * time.Second)
c.Check(b.ensureBefore, Equals, 10*time.Second)
}示例11: TestManagerAndDB
func (ams *assertMgrSuite) TestManagerAndDB(c *C) {
s := state.New(nil)
mgr, err := assertstate.Manager(s)
c.Assert(err, IsNil)
db := mgr.DB()
c.Check(db, FitsTypeOf, (*asserts.Database)(nil))
}示例12: TestState
func (cs *changeSuite) TestState(c *C) {
st := state.New(nil)
st.Lock()
chg := st.NewChange("install", "...")
st.Unlock()
c.Assert(chg.State(), Equals, st)
}示例13: TestGetNoState
func (ss *stateSuite) TestGetNoState(c *C) {
st := state.New(nil)
st.Lock()
defer st.Unlock()
var mSt1B mgrState1
err := st.Get("mgr9", &mSt1B)
c.Check(err, Equals, state.ErrNoState)
}示例14: TestNewChange
func (cs *changeSuite) TestNewChange(c *C) {
st := state.New(nil)
st.Lock()
defer st.Unlock()
chg := st.NewChange("install", "summary...")
c.Check(chg.Kind(), Equals, "install")
c.Check(chg.Summary(), Equals, "summary...")
}示例15: SetUpTest
func (s *interfaceManagerSuite) SetUpTest(c *C) {
dirs.SetRootDir(c.MkDir())
state := state.New(nil)
s.state = state
s.privateMgr = nil
s.extraIfaces = nil
s.secBackend = &interfaces.TestSecurityBackend{}
s.restoreBackends = ifacestate.MockSecurityBackends([]interfaces.SecurityBackend{s.secBackend})
}