136 lines
3 KiB
Go
136 lines
3 KiB
Go
|
/*
|
||
|
|
Copyright 2014 The Kubernetes Authors.
|
||
|
|
|
||
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
you may not use this file except in compliance with the License.
|
||
|
|
You may obtain a copy of the License at
|
||
|
|
|
||
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
|
||
|
|
Unless required by applicable law or agreed to in writing, software
|
||
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
See the License for the specific language governing permissions and
|
||
|
|
limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
package watch_test
|
||
|
|
|
||
|
|
import (
|
||
|
|
"testing"
|
||
|
|
|
||
|
|
"k8s.io/apimachinery/pkg/runtime/schema"
|
||
|
|
. "k8s.io/apimachinery/pkg/watch"
|
||
|
|
)
|
||
|
|
|
||
|
|
type testType string
|
||
|
|
|
||
|
|
func (obj testType) GetObjectKind() schema.ObjectKind { return schema.EmptyObjectKind }
|
||
|
|
|
||
|
|
func TestFake(t *testing.T) {
|
||
|
|
f := NewFake()
|
||
|
|
|
||
|
|
table := []struct {
|
||
|
|
t EventType
|
||
|
|
s testType
|
||
|
|
}{
|
||
|
|
{Added, testType("foo")},
|
||
|
|
{Modified, testType("qux")},
|
||
|
|
{Modified, testType("bar")},
|
||
|
|
{Deleted, testType("bar")},
|
||
|
|
{Error, testType("error: blah")},
|
||
|
|
}
|
||
|
|
|
||
|
|
// Prove that f implements Interface by phrasing this as a function.
|
||
|
|
consumer := func(w Interface) {
|
||
|
|
for _, expect := range table {
|
||
|
|
got, ok := <-w.ResultChan()
|
||
|
|
if !ok {
|
||
|
|
t.Fatalf("closed early")
|
||
|
|
}
|
||
|
|
if e, a := expect.t, got.Type; e != a {
|
||
|
|
t.Fatalf("Expected %v, got %v", e, a)
|
||
|
|
}
|
||
|
|
if a, ok := got.Object.(testType); !ok || a != expect.s {
|
||
|
|
t.Fatalf("Expected %v, got %v", expect.s, a)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
_, stillOpen := <-w.ResultChan()
|
||
|
|
if stillOpen {
|
||
|
|
t.Fatal("Never stopped")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
sender := func() {
|
||
|
|
f.Add(testType("foo"))
|
||
|
|
f.Action(Modified, testType("qux"))
|
||
|
|
f.Modify(testType("bar"))
|
||
|
|
f.Delete(testType("bar"))
|
||
|
|
f.Error(testType("error: blah"))
|
||
|
|
f.Stop()
|
||
|
|
}
|
||
|
|
|
||
|
|
go sender()
|
||
|
|
consumer(f)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestRaceFreeFake(t *testing.T) {
|
||
|
|
f := NewRaceFreeFake()
|
||
|
|
|
||
|
|
table := []struct {
|
||
|
|
t EventType
|
||
|
|
s testType
|
||
|
|
}{
|
||
|
|
{Added, testType("foo")},
|
||
|
|
{Modified, testType("qux")},
|
||
|
|
{Modified, testType("bar")},
|
||
|
|
{Deleted, testType("bar")},
|
||
|
|
{Error, testType("error: blah")},
|
||
|
|
}
|
||
|
|
|
||
|
|
// Prove that f implements Interface by phrasing this as a function.
|
||
|
|
consumer := func(w Interface) {
|
||
|
|
for _, expect := range table {
|
||
|
|
got, ok := <-w.ResultChan()
|
||
|
|
if !ok {
|
||
|
|
t.Fatalf("closed early")
|
||
|
|
}
|
||
|
|
if e, a := expect.t, got.Type; e != a {
|
||
|
|
t.Fatalf("Expected %v, got %v", e, a)
|
||
|
|
}
|
||
|
|
if a, ok := got.Object.(testType); !ok || a != expect.s {
|
||
|
|
t.Fatalf("Expected %v, got %v", expect.s, a)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
_, stillOpen := <-w.ResultChan()
|
||
|
|
if stillOpen {
|
||
|
|
t.Fatal("Never stopped")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
sender := func() {
|
||
|
|
f.Add(testType("foo"))
|
||
|
|
f.Action(Modified, testType("qux"))
|
||
|
|
f.Modify(testType("bar"))
|
||
|
|
f.Delete(testType("bar"))
|
||
|
|
f.Error(testType("error: blah"))
|
||
|
|
f.Stop()
|
||
|
|
}
|
||
|
|
|
||
|
|
go sender()
|
||
|
|
consumer(f)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestEmpty(t *testing.T) {
|
||
|
|
w := NewEmptyWatch()
|
||
|
|
_, ok := <-w.ResultChan()
|
||
|
|
if ok {
|
||
|
|
t.Errorf("unexpected result channel result")
|
||
|
|
}
|
||
|
|
w.Stop()
|
||
|
|
_, ok = <-w.ResultChan()
|
||
|
|
if ok {
|
||
|
|
t.Errorf("unexpected result channel result")
|
||
|
|
}
|
||
|
|
}
|