-
Notifications
You must be signed in to change notification settings - Fork 0
/
mv_register_test.go
129 lines (112 loc) · 3.07 KB
/
mv_register_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
116
117
118
119
120
121
122
123
124
125
126
127
128
129
package crdt
import (
"testing"
"time"
)
func TestMVRegisterInitialization(t *testing.T) {
reg := NewMVRegister("mvreg", "node1", 5)
for _, subValue := range reg.Value() {
if subValue != 5 {
t.Fatalf("subValue should be 5")
}
}
}
func TestMVRegisterAssign(t *testing.T) {
reg := NewMVRegister("mvreg", "node1", 0)
reg.Assign(5)
if reg.Value()["node1"] != 5 {
t.Fatalf("value should be 5")
}
}
func TestMVRegisterMergeNoChange(t *testing.T) {
reg := NewMVRegister("mvreg", "node1", 0)
reg.Assign(5)
if reg.Value()["node1"] != 5 {
t.Fatalf("value should be 5")
}
reg2 := NewMVRegister("mvreg", "node2", 0)
reg.Merge(reg2)
if reg.Value()["node1"] != 5 {
t.Fatalf("reg[node1] should be 5, was %d", reg.Value()["node1"])
}
if reg.Value()["node2"] != 0 {
t.Fatalf("reg[node2] should be 0, was %d", reg.Value()["node2"])
}
}
func TestMVRegisterMergeMismatchedName(t *testing.T) {
reg := NewMVRegister("mvreg", "node1", 0)
reg.Assign(5)
if reg.Value()["node1"] != 5 {
t.Fatalf("value should be 5")
}
reg2 := NewMVRegister("mvreg2", "node2", 0)
reg.Merge(reg2)
if reg.Value()["node1"] != 5 {
t.Fatalf("reg[node1] should be 5, was %d", reg.Value()["node1"])
}
if _, exists := reg.Value()["node2"]; exists {
t.Fatalf("reg[node2] should not exist since the name was mismatched")
}
}
func TestMVRegisterMergeChange(t *testing.T) {
reg := NewMVRegister("mvreg", "node1", 0)
reg.Assign(5)
if reg.Value()["node1"] != 5 {
t.Fatalf("value should be 5")
}
reg2 := NewMVRegister("mvreg", "node2", 0)
time.Sleep(50 * time.Millisecond)
reg2.Assign(10)
reg.Merge(reg2)
if reg.Value()["node1"] != 5 {
t.Fatalf("reg[node1] should be 5, was %d", reg.Value()["node1"])
}
if reg.Value()["node2"] != 10 {
t.Fatalf("reg[node2] should be 10, was %d", reg.Value()["node2"])
}
}
func TestMVRegisterMergeAdditionalChange(t *testing.T) {
reg := NewMVRegister("mvreg", "node1", 0)
reg.Assign(5)
if reg.Value()["node1"] != 5 {
t.Fatalf("value should be 5")
}
reg2 := NewMVRegister("mvreg", "node2", 0)
time.Sleep(50 * time.Millisecond)
reg2.Assign(10)
reg.Merge(reg2)
if reg.Value()["node1"] != 5 {
t.Fatalf("reg[node1] should be 5, was %d", reg.Value()["node1"])
}
if reg.Value()["node2"] != 10 {
t.Fatalf("reg[node2] should be 10, was %d", reg.Value()["node2"])
}
time.Sleep(50 * time.Millisecond)
reg2.Assign(15)
reg.Merge(reg2)
if reg.Value()["node1"] != 5 {
t.Fatalf("reg[node1] should be 5, was %d", reg.Value()["node1"])
}
if reg.Value()["node2"] != 15 {
t.Fatalf("reg[node2] should be 15, was %d", reg.Value()["node2"])
}
}
func TestMVRegisterMergeIdempotence(t *testing.T) {
reg := NewMVRegister("mvreg", "node1", 0)
reg.Assign(5)
if reg.Value()["node1"] != 5 {
t.Fatalf("value should be 5")
}
reg2 := NewMVRegister("mvreg", "node2", 0)
time.Sleep(50 * time.Millisecond)
reg2.Assign(10)
reg.Merge(reg2)
reg.Merge(reg2)
reg.Merge(reg2)
if reg.Value()["node1"] != 5 {
t.Fatalf("reg[node1] should be 5, was %d", reg.Value()["node1"])
}
if reg.Value()["node2"] != 10 {
t.Fatalf("reg[node2] should be 10, was %d", reg.Value()["node2"])
}
}