Function TestHexOrDecimal256

utils/big_test.go:26–60

(t *testing.T)

)

func TestHexOrDecimal256(t *testing.T) {
	tests := []struct {
		input string
		num   *big.Int
		ok    bool
	}{
		{"", big.NewInt(0), true},
		{"0", big.NewInt(0), true},
		{"0x0", big.NewInt(0), true},
		{"12345678", big.NewInt(12345678), true},
		{"0x12345678", big.NewInt(0x12345678), true},
		{"0X12345678", big.NewInt(0x12345678), true},
		// Tests for leading zero behaviour:
		{"0123456789", big.NewInt(123456789), true}, // note: not octal
		{"00", big.NewInt(0), true},
		{"0x00", big.NewInt(0), true},
		{"0x012345678abc", big.NewInt(0x12345678abc), true},
		// Invalid syntax:
		{"abcdef", nil, false},
		{"0xgg", nil, false},
		// Larger than 256 bits:
		{"115792089237316195423570985008687907853269984665640564039457584007913129639936", nil, false},
	}
	for _, test := range tests {
		var num HexOrDecimal256
		err := num.UnmarshalText([]byte(test.input))
		if (err == nil) != test.ok {
			t.Errorf("ParseBig(%q) -> (err == nil) == %t, want %t", test.input, err == nil, test.ok)
			continue
		}
		if test.num != nil && (*big.Int)(&num).Cmp(test.num) != 0 {
			t.Errorf("ParseBig(%q) -> %d, want %d", test.input, (*big.Int)(&num), test.num)
		}
	}
}

func TestMustParseBig256(t *testing.T) {
	defer func() {