/
main_test.go
115 lines (105 loc) · 3.58 KB
/
main_test.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
110
111
112
113
114
115
package main
import (
"github.com/cloudogu/cesapp-lib/registry"
"github.com/cloudogu/k8s-host-change/pkg/hosts"
"github.com/cloudogu/k8s-host-change/pkg/initializer"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
"github.com/stretchr/testify/require"
"k8s.io/client-go/kubernetes"
"testing"
)
func Test_run(t *testing.T) {
t.Run("should fail to create clientSet", func(t *testing.T) {
// given
oldInitConstructor := initializer.New
oldUpdaterConstructor := hosts.NewHostAliasUpdater
defer func() {
initializer.New = oldInitConstructor
hosts.NewHostAliasUpdater = oldUpdaterConstructor
}()
initializerMock := newMockInitializer(t)
initializerMock.EXPECT().GetNamespace().Return("default").Once()
initializerMock.EXPECT().CreateClientSet().Return(nil, assert.AnError).Once()
initializer.New = func() initializer.Initializer {
return initializerMock
}
// when
err := run()
// then
require.Error(t, err)
assert.ErrorIs(t, err, assert.AnError)
})
t.Run("should fail to create registry", func(t *testing.T) {
// given
oldInitConstructor := initializer.New
oldUpdaterConstructor := hosts.NewHostAliasUpdater
defer func() {
initializer.New = oldInitConstructor
hosts.NewHostAliasUpdater = oldUpdaterConstructor
}()
initializerMock := newMockInitializer(t)
initializerMock.EXPECT().GetNamespace().Return("default").Once()
initializerMock.EXPECT().CreateClientSet().Return(nil, nil).Once()
initializerMock.EXPECT().CreateCesRegistry().Return(nil, assert.AnError).Once()
initializer.New = func() initializer.Initializer {
return initializerMock
}
// when
err := run()
// then
require.Error(t, err)
assert.ErrorIs(t, err, assert.AnError)
})
t.Run("should fail to update host aliases", func(t *testing.T) {
// given
oldInitConstructor := initializer.New
oldUpdaterConstructor := hosts.NewHostAliasUpdater
defer func() {
initializer.New = oldInitConstructor
hosts.NewHostAliasUpdater = oldUpdaterConstructor
}()
initializerMock := newMockInitializer(t)
initializerMock.EXPECT().GetNamespace().Return("default").Once()
initializerMock.EXPECT().CreateClientSet().Return(nil, nil).Once()
initializerMock.EXPECT().CreateCesRegistry().Return(nil, nil).Once()
initializer.New = func() initializer.Initializer {
return initializerMock
}
updaterMock := newMockHostAliasUpdater(t)
updaterMock.EXPECT().UpdateHosts(mock.Anything, "default").Return(assert.AnError).Once()
hosts.NewHostAliasUpdater = func(_ kubernetes.Interface, _ registry.Registry) hosts.HostAliasUpdater {
return updaterMock
}
// when
err := run()
// then
require.Error(t, err)
assert.ErrorIs(t, err, assert.AnError)
})
t.Run("should succeed", func(t *testing.T) {
// given
oldInitConstructor := initializer.New
oldUpdaterConstructor := hosts.NewHostAliasUpdater
defer func() {
initializer.New = oldInitConstructor
hosts.NewHostAliasUpdater = oldUpdaterConstructor
}()
initializerMock := newMockInitializer(t)
initializerMock.EXPECT().GetNamespace().Return("default").Once()
initializerMock.EXPECT().CreateClientSet().Return(nil, nil).Once()
initializerMock.EXPECT().CreateCesRegistry().Return(nil, nil).Once()
initializer.New = func() initializer.Initializer {
return initializerMock
}
updaterMock := newMockHostAliasUpdater(t)
updaterMock.EXPECT().UpdateHosts(mock.Anything, "default").Return(nil).Once()
hosts.NewHostAliasUpdater = func(_ kubernetes.Interface, _ registry.Registry) hosts.HostAliasUpdater {
return updaterMock
}
// when
err := run()
// then
require.NoError(t, err)
})
}