package strings

import (

"github.com/stretchr/testify/assert"

"testing"

)

func TestRandom(t *testing.T) {

type args struct {

length int

letters string

}

tests := []struct {

name string

args args

}{

{

name: "must returns random string with length greater-than letters",

args: args{

length: 10,

letters: "QW@#as34",

},

},

{

name: "must returns random string with length less-than letters",

args: args{

length: 5,

letters: "QW@#as34",

},

},

{

name: "must returns random string with length equal letters",

args: args{

length: 8,

letters: "QW@#as34",

},

},

}

for _, tt := range tests {

t.Run(tt.name, func(t *testing.T) {

rnd := Random(tt.args.length, tt.args.letters)

assert.Equal(t, len(rnd), tt.args.length)

for _, c := range rnd {

assert.Contains(t, tt.args.letters, string(c))

}

})

}

}