func TestDecodeBigReal(t *testing.T) {
var hugeFloat big.Float
hugeFloat.SetString("3.14e+99999")
data := fmt.Sprintf("<real>%s</real>", hugeFloat.String())
decoder := baseDecoder{nil, xml.NewDecoder(bytes.NewReader([]byte(data)))}
value, err := decoder.NextValue()
assert.NoError(t, err)
assert.Equal(t, hugeFloat, value)
}
// Read lines from in as big.Float
func read(in io.Reader, xs []big.Float) []big.Float {
scanner := bufio.NewScanner(in)
for scanner.Scan() {
var x big.Float
x.SetPrec(*prec)
text := strings.TrimSpace(scanner.Text())
if len(text) == 0 || text[0] == '#' {
continue
}
_, ok := x.SetString(text)
if !ok {
log.Fatalf("Failed to parse line %q", text)
}
xs = append(xs, x)
}
if err := scanner.Err(); err != nil {
log.Fatalf("Error reading input: %v", err)
}
return xs
}