lbpool/lbpool_test.go at master · koykov/lbpool · 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
147
148
package lbpool

import (
	"crypto/rand"
	"sync"
	"testing"
)

type testPoolNative struct {
	p sync.Pool
}

func (p *testPoolNative) Get() *testPoolItem {
	x := p.p.Get()
	if x != nil {
		if i, ok := x.(*testPoolItem); ok {
			return i
		}
	}
	return &testPoolItem{}
}

func (p *testPoolNative) Put(x *testPoolItem) {
	p.p.Put(x)
}

type testPoolItem struct {
	payload []byte
}

func (i *testPoolItem) Release() {
	// release logic
}

func (i *testPoolItem) fill() {
	if i.payload == nil {
		i.payload = make([]byte, 16)
		_, _ = rand.Read(i.payload)
	}
}

func TestPool(t *testing.T) {
	p := New(defaultPoolSize)

	for i := 0; i < 100; i++ {
		var item *testPoolItem
		x := p.Get()
		if x == nil {
			item = &testPoolItem{}
		} else {
			item = x.(*testPoolItem)
		}
		item.fill()
		p.Put(item)
	}
}

func TestPoolParallel(t *testing.T) {
	p := New(defaultPoolSize)

	for i := 0; i < 100; i++ {
		var wg sync.WaitGroup

		for g := 0; g < 10000; g++ {
			wg.Add(1)
			go func() {
				defer wg.Done()

				var item *testPoolItem
				x := p.Get()
				if x == nil {
					item = &testPoolItem{}
				} else {
					item = x.(*testPoolItem)
				}
				item.fill()
				p.Put(item)
			}()
		}

		wg.Wait()
	}
}

func BenchmarkPool(b *testing.B) {
	p := New(defaultPoolSize)
	b.ReportAllocs()

	for i := 0; i < b.N; i++ {
		var item *testPoolItem
		x := p.Get()
		if x == nil {
			item = &testPoolItem{}
		} else {
			item = x.(*testPoolItem)
		}
		item.fill()
		p.Put(item)
	}
}

func BenchmarkPoolParallel(b *testing.B) {
	b.ReportAllocs()
	b.RunParallel(func(pb *testing.PB) {
		p := New(defaultPoolSize)
		for pb.Next() {
			var item *testPoolItem
			x := p.Get()
			if x == nil {
				item = &testPoolItem{}
			} else {
				item = x.(*testPoolItem)
			}
			item.fill()
			p.Put(item)
		}
	})
}

func BenchmarkPoolNative(b *testing.B) {
	p := testPoolNative{}
	b.ReportAllocs()

	for i := 0; i < b.N; i++ {
		item := p.Get()
		if item == nil {
			item = &testPoolItem{}
		}
		item.fill()
		p.Put(item)
	}
}

func BenchmarkPoolNativeParallel(b *testing.B) {
	b.ReportAllocs()
	b.RunParallel(func(pb *testing.PB) {
		p := testPoolNative{}

		for pb.Next() {
			item := p.Get()
			if item == nil {
				item = &testPoolItem{}
			}
			item.fill()
			p.Put(item)
		}
	})
}