Files

fuzzPatternCreate.go

@@ -0,0 +1,50 @@
+package main
+
+import (
+   "fmt"
+   "gopkg.in/alecthomas/kingpin.v2"
+   "bytes"
+)
+
+func main() {
+   charCountPointer:= kingpin.Arg("char-count", "Number of characters to generate").Required().Int()
+   kingpin.Parse()
+
+   var charCount int=*charCountPointer
+   var ans bytes.Buffer
+   var tempCombi string
+   var combiArr [4]int
+   charsetCaps := "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+   charsetSmall := "abcdefgjijklmnopqrustuvwxyz"
+   charsetNum := "0123456789"
+
+   for ans.Len()<charCount {
+      tempCombi=string(charsetCaps[combiArr[0]]) + string(charsetSmall[combiArr[1]]) + string(charsetSmall[combiArr[2]]) + string(charsetNum[combiArr[3]])
+      if ans.Len()+len(tempCombi) < charCount {
+         ans.WriteString(tempCombi)
+      } else  {
+         ans.WriteString(tempCombi[:charCount-ans.Len()])
+      }
+
+      addCombi(combiArr[:])
+   }
+
+   fmt.Println(ans.String())
+}
+
+func addCombi(combiArr []int) {
+   combiMax := [4]int{26, 26, 26, 10}
+
+   combiArr[len(combiArr)-1]+=1
+
+   for i:= len(combiArr)-1; i>0; i-- {
+      if combiArr[i] >= combiMax[i] {
+         combiArr[i] = 0
+         combiArr[i-1] += 1
+      }
+   }
+
+   if combiArr[0] >= combiMax[0] {
+      combiArr[0] = 0
+   }
+}