76 lines
1.6 KiB
Go
76 lines
1.6 KiB
Go
|
package random
|
||
|
|
|
||
|
|
import (
|
||
|
|
"math/big"
|
||
|
|
"testing"
|
||
|
|
|
||
|
|
"github.com/stretchr/testify/assert"
|
||
|
|
)
|
||
|
|
|
||
|
|
func TestCryptographical(t *testing.T) {
|
||
|
|
p := &Cryptographical{}
|
||
|
|
|
||
|
|
data := make([]byte, 10)
|
||
|
|
|
||
|
|
n, err := p.Read(data)
|
||
|
|
assert.Equal(t, 10, n)
|
||
|
|
assert.NoError(t, err)
|
||
|
|
|
||
|
|
data2, err := p.BytesErr()
|
||
|
|
assert.NoError(t, err)
|
||
|
|
assert.Len(t, data2, 72)
|
||
|
|
|
||
|
|
data2 = p.Bytes()
|
||
|
|
assert.Len(t, data2, 72)
|
||
|
|
|
||
|
|
data2 = p.BytesCustom(74, []byte(CharSetAlphabetic))
|
||
|
|
assert.Len(t, data2, 74)
|
||
|
|
|
||
|
|
data2, err = p.BytesCustomErr(76, []byte(CharSetAlphabetic))
|
||
|
|
assert.NoError(t, err)
|
||
|
|
assert.Len(t, data2, 76)
|
||
|
|
|
||
|
|
data2, err = p.BytesCustomErr(-5, []byte(CharSetAlphabetic))
|
||
|
|
assert.NoError(t, err)
|
||
|
|
assert.Len(t, data2, 72)
|
||
|
|
|
||
|
|
strdata := p.StringCustom(10, CharSetAlphabetic)
|
||
|
|
assert.Len(t, strdata, 10)
|
||
|
|
|
||
|
|
strdata, err = p.StringCustomErr(11, CharSetAlphabetic)
|
||
|
|
assert.NoError(t, err)
|
||
|
|
assert.Len(t, strdata, 11)
|
||
|
|
|
||
|
|
i := p.Intn(999)
|
||
|
|
assert.Greater(t, i, 0)
|
||
|
|
assert.Less(t, i, 999)
|
||
|
|
|
||
|
|
i, err = p.IntnErr(999)
|
||
|
|
assert.NoError(t, err)
|
||
|
|
assert.Greater(t, i, 0)
|
||
|
|
assert.Less(t, i, 999)
|
||
|
|
|
||
|
|
i, err = p.IntnErr(-4)
|
||
|
|
assert.EqualError(t, err, "n must be more than 0")
|
||
|
|
assert.Equal(t, 0, i)
|
||
|
|
|
||
|
|
bi := p.Int(big.NewInt(999))
|
||
|
|
assert.Greater(t, bi.Int64(), int64(0))
|
||
|
|
assert.Less(t, bi.Int64(), int64(999))
|
||
|
|
|
||
|
|
bi = p.Int(nil)
|
||
|
|
assert.Equal(t, int64(-1), bi.Int64())
|
||
|
|
|
||
|
|
bi, err = p.IntErr(nil)
|
||
|
|
assert.Nil(t, bi)
|
||
|
|
assert.EqualError(t, err, "max is required")
|
||
|
|
|
||
|
|
bi, err = p.IntErr(big.NewInt(-1))
|
||
|
|
assert.Nil(t, bi)
|
||
|
|
assert.EqualError(t, err, "max must be 1 or more")
|
||
|
|
|
||
|
|
prime, err := p.Prime(64)
|
||
|
|
assert.NoError(t, err)
|
||
|
|
assert.NotNil(t, prime)
|
||
|
|
}
|