feat: data-driven.

utils.go

@@ -0,0 +1,41 @@
+package hrp
+
+import (
+	"math/rand"
+	"strings"
+	"time"
+)
+
+func contains(s []string, e string) bool {
+	for _, a := range s {
+		if strings.EqualFold(a, e) {
+			return true
+		}
+	}
+	return false
+}
+
+func shuffleCartesianProduct(slice []map[string]interface{}) {
+	r := rand.New(rand.NewSource(time.Now().Unix()))
+	for len(slice) > 0 {
+		n := len(slice)
+		randIndex := r.Intn(n)
+		slice[n-1], slice[randIndex] = slice[randIndex], slice[n-1]
+		slice = slice[:n-1]
+	}
+}
+
+func genCartesianProduct(params [][]map[string]interface{}) []map[string]interface{} {
+	var cartesianProduct []map[string]interface{}
+	cartesianProduct = params[0]
+	for i := 0; i < len(params)-1; i++ {
+		var tempProduct []map[string]interface{}
+		for _, param1 := range cartesianProduct {
+			for _, param2 := range params[i+1] {
+				tempProduct = append(tempProduct, mergeVariables(param1, param2))
+			}
+		}
+		cartesianProduct = tempProduct
+	}
+	return cartesianProduct
+}