fadvisor/pkg/cloud/plugins_test.go at c8f732d2b4b69f062a33b65a0c7af7ee9f69a1cc · gocrane/fadvisor · GitHub

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
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
package cloud

import (
	"io"
	"reflect"
	"strings"
	"testing"

	"github.com/gocrane/fadvisor/pkg/cache"
)

func TestRegisterCloudProvider(t *testing.T) {
	defer func() {
		// clear up
		defer providersMutex.Unlock()
		providers = make(map[ProviderKind]Factory)
	}()
	RegisterCloudProvider(TencentCloud, mockFactory)
	providersMutex.Lock()
	_, ok := providers[TencentCloud]
	if !ok {
		t.Errorf("RegisterCloudProvider() = not found registered cloud")
	}
}

type mockCloud struct {
	Cloud
}

type mockCache struct {
	cache.Cache
}

func mockFactory(cloudConfig io.Reader, priceConfig *PriceConfig, cache *cache.Cache) (Cloud, error) {
	return mockCloud{}, nil
}

func TestGetCloudProvider(t *testing.T) {
	tests := []struct {
		name        string
		kindName    ProviderKind
		cloudConfig io.Reader
		priceConfig *PriceConfig
		cache       cache.Cache
		want        Cloud
		wantErr     bool
		PreRegister bool
	}{
		{
			name:     "base",
			kindName: TencentCloud,
			cache:    mockCache{},
		},
		{
			name:        "found provider by name",
			kindName:    TencentCloud,
			cloudConfig: strings.NewReader("test"),
			priceConfig: &PriceConfig{},
			cache:       mockCache{},
			want:        mockCloud{},
			wantErr:     false,
			PreRegister: true,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			defer func() {
				// clear up
				providersMutex.Lock()
				defer providersMutex.Unlock()
				providers = make(map[ProviderKind]Factory)
			}()
			if tt.PreRegister {
				RegisterCloudProvider(tt.kindName, mockFactory)
			}
			got, err := GetCloudProvider(tt.kindName, tt.cloudConfig, tt.priceConfig, &tt.cache)
			gotErr := (err != nil)
			if gotErr != tt.wantErr {
				t.Errorf("GetCloudProvider() error = %v, wantErr %v", err, tt.wantErr)
				return
			}
			if !reflect.DeepEqual(got, tt.want) {
				t.Errorf("GetCloudProvider() = %v, want %v", got, tt.want)
			}
		})
	}
}

func TestInitCloudProvider(t *testing.T) {
	tests := []struct {
		name        string
		kindName    ProviderKind
		CloudOpts   CloudConfig
		priceConfig *PriceConfig
		cache       cache.Cache
		want        Cloud
		wantErr     bool
		PreRegister bool
	}{
		{
			name: "base",
			CloudOpts: CloudConfig{
				CloudConfigFile: t.TempDir(),
				Provider:        string(TencentCloud),
			},
			wantErr: true,
		},
		{
			name:      "not CloudConfigFile and cloud is nil",
			CloudOpts: CloudConfig{},
			wantErr:   true,
		},
		{
			name:     "base",
			kindName: TencentCloud,
			CloudOpts: CloudConfig{
				Provider: string(TencentCloud),
			},
			want:        mockCloud{},
			wantErr:     false,
			PreRegister: true,
		},
	}
	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			defer func() {
				// clear up
				providersMutex.Lock()
				defer providersMutex.Unlock()
				providers = make(map[ProviderKind]Factory)
			}()
			if tt.PreRegister {
				RegisterCloudProvider(tt.kindName, mockFactory)
			}
			got, err := InitCloudProvider(tt.CloudOpts, tt.priceConfig, &tt.cache)
			gotErr := (err != nil)
			if gotErr != tt.wantErr {
				t.Errorf("InitCloudProvider() error = %v, wantErr %v", err, tt.wantErr)
				return
			}
			if !reflect.DeepEqual(got, tt.want) {
				t.Errorf("InitCloudProvider() = %v, want %v", got, tt.want)
			}
		})
	}
}