Add bench dir

bench/csv.go

@@ -0,0 +1,65 @@
+package main
+
+import (
+	"fmt"
+	"time"
+)
+
+type Record struct {
+	Workload         string
+	Ops              int
+	Goroutines       int
+	Depth            int
+	Blockprofilerate int
+	Run              int
+	Duration         time.Duration
+}
+
+type Column struct {
+	Name         string
+	MarshalValue func(*Record) (string, error)
+}
+
+var Columns = []Column{
+	{"workload", func(r *Record) (string, error) {
+		return fmt.Sprintf("%s", r.Workload), nil
+	}},
+	{"ops", func(r *Record) (string, error) {
+		return fmt.Sprintf("%d", r.Ops), nil
+	}},
+	{"goroutines", func(r *Record) (string, error) {
+		return fmt.Sprintf("%d", r.Goroutines), nil
+	}},
+	{"depth", func(r *Record) (string, error) {
+		return fmt.Sprintf("%d", r.Depth), nil
+	}},
+	{"blockprofilerate", func(r *Record) (string, error) {
+		return fmt.Sprintf("%d", r.Blockprofilerate), nil
+	}},
+	{"run", func(r *Record) (string, error) {
+		return fmt.Sprintf("%d", r.Run), nil
+	}},
+	{"ms", func(r *Record) (string, error) {
+		return fmt.Sprintf("%f", r.Duration.Seconds()*1000), nil
+	}},
+}
+
+func (r *Record) MarshalRecord() ([]string, error) {
+	record := make([]string, len(Columns))
+	for i, col := range Columns {
+		val, err := col.MarshalValue(r)
+		if err != nil {
+			return nil, err
+		}
+		record[i] = val
+	}
+	return record, nil
+}
+
+func Headers() []string {
+	headers := make([]string, len(Columns))
+	for i, col := range Columns {
+		headers[i] = col.Name
+	}
+	return headers
+}