forked from googleforgames/agones
/
controller.go
109 lines (95 loc) · 3.5 KB
/
controller.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
// Copyright 2018 Google Inc. All Rights Reserved.
//
// 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 testing
import (
"context"
gotesting "testing"
"time"
agonesfake "agones.dev/agones/pkg/client/clientset/versioned/fake"
"agones.dev/agones/pkg/client/informers/externalversions"
"github.com/sirupsen/logrus"
"github.com/stretchr/testify/assert"
"k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
extfake "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/fake"
"k8s.io/client-go/informers"
kubefake "k8s.io/client-go/kubernetes/fake"
"k8s.io/client-go/tools/cache"
"k8s.io/client-go/tools/record"
)
// Handy tools for testing controllers
// Mocks is a holder for all my fakes and Mocks
type Mocks struct {
KubeClient *kubefake.Clientset
KubeInformationFactory informers.SharedInformerFactory
ExtClient *extfake.Clientset
AgonesClient *agonesfake.Clientset
AgonesInformerFactory externalversions.SharedInformerFactory
FakeRecorder *record.FakeRecorder
}
// NewMocks creates a new set of fakes and mocks.
func NewMocks() Mocks {
kubeClient := &kubefake.Clientset{}
agonesClient := &agonesfake.Clientset{}
m := Mocks{
KubeClient: kubeClient,
KubeInformationFactory: informers.NewSharedInformerFactory(kubeClient, 30*time.Second),
ExtClient: &extfake.Clientset{},
AgonesClient: agonesClient,
AgonesInformerFactory: externalversions.NewSharedInformerFactory(agonesClient, 30*time.Second),
FakeRecorder: record.NewFakeRecorder(100),
}
return m
}
// StartInformers starts new fake informers
func StartInformers(mocks Mocks, sync ...cache.InformerSynced) (<-chan struct{}, context.CancelFunc) {
ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
stop := ctx.Done()
mocks.KubeInformationFactory.Start(stop)
mocks.AgonesInformerFactory.Start(stop)
logrus.Info("Wait for cache sync")
if !cache.WaitForCacheSync(stop, sync...) {
panic("Cache never synced")
}
return stop, cancel
}
// NewEstablishedCRD fakes CRD installation success.
func NewEstablishedCRD() *v1beta1.CustomResourceDefinition {
return &v1beta1.CustomResourceDefinition{
Status: v1beta1.CustomResourceDefinitionStatus{
Conditions: []v1beta1.CustomResourceDefinitionCondition{{
Type: v1beta1.Established,
Status: v1beta1.ConditionTrue,
}},
},
}
}
// AssertEventContains asserts that a k8s event stream contains a
// value, and assert.FailNow() if it does not
func AssertEventContains(t *gotesting.T, events <-chan string, contains string) {
select {
case e := <-events:
assert.Contains(t, e, contains)
case <-time.After(3 * time.Second):
assert.FailNow(t, "Did not receive "+contains+" event")
}
}
// AssertNoEvent asserts that the event stream does not
// have a value in it (at least in the next second)
func AssertNoEvent(t *gotesting.T, events <-chan string) {
select {
case e := <-events:
assert.Fail(t, "should not have an event", e)
case <-time.After(1 * time.Second):
}
}