/
eventual_test.go
140 lines (112 loc) · 2.99 KB
/
eventual_test.go
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package eventual
import (
"sync"
"testing"
"time"
. "github.com/smartystreets/goconvey/convey"
)
type mockIEvent struct {
data int
}
func (m mockIEvent) Data() interface{} {
return m.data
}
func TestEventual(t *testing.T) {
Convey("eventual basic functionality, no mandatory, no exclusive", t, func() {
e := New()
t, err := e.Register("test.topic", false, false)
So(err, ShouldBeNil)
So(t.GetTopic(), ShouldEqual, "test.topic")
So(t.IsMandatory(), ShouldBeFalse)
So(t.IsExclusive(), ShouldBeFalse)
Convey("pub/sub test", func() {
s1 := t.Sub()
s2 := t.Sub()
t.Sub() // This must pass, since its not mandatory
wg := sync.WaitGroup{}
wg.Add(2)
var resp1, resp2 IEvent
go func() {
defer wg.Done()
resp1 = <-s1
}()
go func() {
defer wg.Done()
resp2 = <-s2
}()
// Make sure the readers are ready. I know this is not accurate, but
// I don't know any beter way
time.Sleep(time.Second)
t.Pub(mockIEvent{1})
wg.Wait()
So(resp1.Data().(int), ShouldEqual, 1)
So(resp2.Data().(int), ShouldEqual, 1)
})
Convey("pub/sub test on another channel", func() {
t1, err := e.Register("test.topic", false, false)
So(err, ShouldBeNil)
s1 := t.Sub()
wg := sync.WaitGroup{}
wg.Add(1)
var resp IEvent
go func() {
defer wg.Done()
resp = <-s1
}()
time.Sleep(time.Second)
t1.Pub(mockIEvent{2})
wg.Wait()
So(resp.Data().(int), ShouldEqual, 2)
})
})
}
func TestEventualMandatory(t *testing.T) {
Convey("eventual basic functionality, mandatory, no exclusive", t, func() {
e := New()
tm, err := e.Register("topic.mandatory", true, false)
So(err, ShouldBeNil)
So(tm.GetTopic(), ShouldEqual, "topic.mandatory")
So(tm.IsMandatory(), ShouldBeTrue)
So(tm.IsExclusive(), ShouldBeFalse)
s1 := tm.Sub()
wg := sync.WaitGroup{}
wg.Add(1)
var resp IEvent
go func() {
defer wg.Done()
resp = <-s1
}()
tm.Pub(mockIEvent{3})
wg.Wait()
So(resp.Data().(int), ShouldEqual, 3)
})
}
func TestEventualExclusive(t *testing.T) {
Convey("eventual basic functionality,no mandatory, exclusive", t, func() {
e := New()
tm, err := e.Register("topic.mandatory", false, true)
So(err, ShouldBeNil)
So(tm.GetTopic(), ShouldEqual, "topic.mandatory")
So(tm.IsMandatory(), ShouldBeFalse)
So(tm.IsExclusive(), ShouldBeTrue)
So(func() { tm.Sub() }, ShouldNotPanic)
So(func() { tm.Sub() }, ShouldPanic)
})
}
func TestEventualRegister(t *testing.T) {
Convey("eventual register", t, func() {
e := New()
tm, err := e.Register("topic.mandatory", false, true)
So(err, ShouldBeNil)
So(tm.GetTopic(), ShouldEqual, "topic.mandatory")
So(tm.IsMandatory(), ShouldBeFalse)
So(tm.IsExclusive(), ShouldBeTrue)
tm2, err := e.Register("topic.mandatory", false, true)
So(err, ShouldBeNil)
So(tm2.GetTopic(), ShouldEqual, "topic.mandatory")
So(tm2.IsMandatory(), ShouldBeFalse)
So(tm2.IsExclusive(), ShouldBeTrue)
_, err = e.Register("topic.mandatory", true, false)
So(err, ShouldNotBeNil)
})
}