reproduce.go

package main

import (
	"fmt"
	"encoding/json"
	"io/ioutil"
	"github.com/willf/bloom"
)

func main() {
	var bloomfilter bloom.BloomFilter

	file, _ := ioutil.ReadFile("a.json")
	json.Unmarshal(file, bloomfilter)

	fmt.Println(bloomfilter.TestString("nulltest"))
}