Example #1
0
func TestBase58(t *testing.T) {
	one := big.NewInt(1)
	if !test1(big.NewInt(57)) {
		t.Fatal("base58 failure")
	}
	if !test1(big.NewInt(58)) {
		t.Fatal("base58 failure")
	}
	if !test1(big.NewInt(255)) {
		t.Fatal("base58 failure")
	}
	if !test2([]byte{0, 255}) {
		t.Fatal("base58 failure")
	}
	if !test2([]byte{0, 0, 255}) {
		t.Fatal("base58 failure")
	}
	bound := big.NewInt(256)
	for n := 0; n < 128; n++ {
		if !test1(crypto.RandBigInt(one, bound)) {
			t.Fatal("base58 failure")
		}
		bound = new(big.Int).Lsh(bound, 1)
	}

	if _, err := Base58Decode("invalid"); err == nil {
		t.Fatal("base58 failure")
	}
}
Example #2
0
File: curve.go Project: bfix/gospel
// generate random integer value in given range
func nRnd(a *big.Int) *big.Int {
	return crypto.RandBigInt(a, curveN)
}