gocostmodel/array_test.go at master · mna/gocostmodel · 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
package gocostmodel

import "testing"

var (
	v1  = [...]int{1, 2, 3, 4, 5}
	v2  = [...]int{1, 2, 3, 4, 5}
	v3  = [...]int{1, 2, 3, 4, 5}
	sl1 = []int{5, 6, 7}
	ix  = 1
	sln int
)

func BenchmarkArrayIndex(b *testing.B) {
	for i := 0; i < b.N; i++ {
		v1[ix] = i1
	}
}

func BenchmarkArrayIndex2(b *testing.B) {
	for i := 0; i < b.N; i++ {
		v1[v2[ix]] = i1
	}
}

func BenchmarkArrayIndex3(b *testing.B) {
	for i := 0; i < b.N; i++ {
		v1[v2[v3[ix]]] = i1
	}
}

func BenchmarkArraySlicing(b *testing.B) {
	for i := 0; i < b.N; i++ {
		sl1 = v1[1:3]
	}
}

func BenchmarkSliceIndex(b *testing.B) {
	for i := 0; i < b.N; i++ {
		sln = sl1[ix]
	}
}