vvval / go-metadata-scanner

package rand

import (

	"regexp"

	"testing"

)

func TestRand(t *testing.T) {

	set := []int{10, 100}

	var reg = &regexp.Regexp{}

	reg = regexp.MustCompile("^[a-zA-Z0-9]*$")

	for i, n := range set {

		str := Strings(n)

		if len(str) != n || !reg.MatchString(str) {

			t.Errorf("random string incorrect for %d:\ngot `%s` of length `%d`\nexpected a-zA-A0-9 regex of `%d` length", i, str, len(str), n)

		}

	}

	str1 := Strings(10)

	str2 := Strings(10)

	if str1 == str2 {

		t.Errorf("random strings should not repeat:\ngot `%s` `%s`", str1, str2)