1 package ber
2
3 import (
4 "math"
5 "testing"
6 )
7
8 var negativeZero = math.Copysign(0, -1)
9
10 func TestRealEncoding(t *testing.T) {
11 for _, value := range []float64{
12 0.15625,
13 -0.15625,
14 math.Inf(1),
15 math.Inf(-1),
16 math.NaN(),
17 negativeZero,
18 0.0,
19 } {
20 enc := encodeFloat(value)
21 dec, err := ParseReal(enc)
22 if err != nil {
23 t.Errorf("Failed to decode %f (%v): %s", value, enc, err)
24 }
25 if dec != value {
26 if !(math.IsNaN(dec) && math.IsNaN(value)) {
27 t.Errorf("decoded value != orig: %f <=> %f", value, dec)
28 }
29 }
30 }
31 }
32
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