32 lines
630 B
Go
32 lines
630 B
Go
package main
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import (
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"fmt"
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"testing"
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)
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func empty() {}
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func count() {
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for i := 0; i < 1e6; i++ {
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}
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}
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func main() {
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e := testing.Benchmark(func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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empty()
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}
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})
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c := testing.Benchmark(func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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count()
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}
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})
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fmt.Println("Empty function: ", e)
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fmt.Println("Count to a million:", c)
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fmt.Println()
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fmt.Printf("Empty: %12.4f\n", float64(e.T.Nanoseconds())/float64(e.N))
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fmt.Printf("Count: %12.4f\n", float64(c.T.Nanoseconds())/float64(c.N))
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}
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