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TestEventTimeSource_AfterFunc_Stop

go.temporal.io/server/common/clock/TestEventTimeSource_AfterFunc_Stop

Package
go.temporal.io/server/common/clock
Suite / test hierarchy
TestEventTimeSource_AfterFunc_Stop
Test
TestEventTimeSource_AfterFunc_Stop
Introduced at
TestEventTimeSource_AfterFunc_Stop Test frontier
Covered ranges
18
Covered lines
62
Covered files
1

Covered source

Expand a file to inspect source; the > gutter marks covered lines.

go.temporal.io/server/common/clock/event_time_source.go 62 covered LOC · 18 ranges

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39
40 // NewEventTimeSource returns a EventTimeSource with the current time set to Unix zero: 1970-01-01 00:00:00 +0000 UTC.
41 > func NewEventTimeSource() *EventTimeSource { event_time_source.go
42 > return &EventTimeSource{
43 > now: time.Unix(0, 0),
44 > }
45 > }
46
47 // Some clients depend on the fact that the runtime's timers do _not_ run synchronously.
55
56 // Now return the current time.
57 > func (ts *EventTimeSource) Now() time.Time { event_time_source.go
58 > ts.mu.RLock()
59 > defer ts.mu.RUnlock()
60 >
61 > return ts.now
62 > }
63
64 func (ts *EventTimeSource) Since(t time.Time) time.Duration {
71 // wrap all such calls in a goroutine. If the duration is non-positive, the callback will fire immediately before
72 // AfterFunc returns.
73 > func (ts *EventTimeSource) AfterFunc(d time.Duration, f func()) Timer { event_time_source.go
74 > if d < 0 {
75 d = 0
76 }
77 > timer := &fakeTimer{timeSource: ts, deadline: ts.Now().Add(d), callback: f} event_time_source.go
78 > ts.addTimer(timer)
79 > return timer
80 }
81
96 }
97
98 > func (ts *EventTimeSource) addTimer(t *fakeTimer) { event_time_source.go
99 > ts.mu.Lock()
100 > defer ts.mu.Unlock()
101 > t.index = len(ts.timers)
102 > ts.timers = append(ts.timers, t)
103 > ts.fireTimers()
104 > }
105
106 // Update the fake current time. It returns the timeSource so that you can chain calls like this:
116
117 // Advance the timer by the specified duration.
118 > func (ts *EventTimeSource) Advance(d time.Duration) { event_time_source.go
119 > ts.mu.Lock()
120 > defer ts.mu.Unlock()
121 >
122 > ts.now = ts.now.Add(d)
123 > ts.fireTimers()
124 > }
125
126 // AdvanceNext advances to the next timer.
156
157 // fireTimers fires all timers that are ready.
158 > func (ts *EventTimeSource) fireTimers() { event_time_source.go
159 > n := 0
160 > for _, t := range ts.timers {
161 > if t.deadline.After(ts.now) { event_time_source.go
162 > ts.timers[n] = t event_time_source.go
163 > t.index = n
164 > n++
165 > } else { event_time_source.go
166 > if ts.async { event_time_source.go
167 go t.callback()
168 > } else { event_time_source.go
169 > t.callback() event_time_source.go
170 > }
171 > t.done = true event_time_source.go
172 }
173 }
174 > ts.timers = ts.timers[:n] event_time_source.go
175 }
176
200
201 // Stop the timer. Returns true if the timer was active.
202 > func (t *fakeTimer) Stop() bool { event_time_source.go
203 > t.timeSource.mu.Lock()
204 > defer t.timeSource.mu.Unlock()
205 >
206 > if t.done {
207 > return false event_time_source.go
208 > }
209
210 > i := t.index event_time_source.go
211 > timers := t.timeSource.timers
212 >
213 > timers[i] = timers[len(timers)-1] // swap with last timer
214 > timers[i].index = i // update index of swapped timer
215 > timers = timers[:len(timers)-1] // shrink list
216 >
217 > t.timeSource.timers = timers
218 > t.done = true // ensure that the timer is not reused
219 >
220 > return true
221 }