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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package binary
import (
"bytes";
"math";
"reflect";
"testing";
)
type Struct struct {
Int8 int8;
Int16 int16;
Int32 int32;
Int64 int64;
Uint8 uint8;
Uint16 uint16;
Uint32 uint32;
Uint64 uint64;
Float64 float64;
Array [4]uint8;
}
var s = Struct{
0x01,
0x0203,
0x04050607,
0x08090a0b0c0d0e0f,
0x10,
0x1112,
0x13141516,
0x1718191a1b1c1d1e,
math.Float64frombits(0x1f20212223242526),
[4]uint8{0x27, 0x28, 0x29, 0x2a},
}
var big = []byte{
1,
2, 3,
4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15,
16,
17, 18,
19, 20, 21, 22,
23, 24, 25, 26, 27, 28, 29, 30,
31, 32, 33, 34, 35, 36, 37, 38,
39, 40, 41, 42,
}
var little = []byte{
1,
3, 2,
7, 6, 5, 4,
15, 14, 13, 12, 11, 10, 9, 8,
16,
18, 17,
22, 21, 20, 19,
30, 29, 28, 27, 26, 25, 24, 23,
38, 37, 36, 35, 34, 33, 32, 31,
39, 40, 41, 42,
}
func TestRead(t *testing.T) {
var sl, sb Struct;
err := Read(bytes.NewBuffer(big), BigEndian, &sb);
if err != nil {
t.Errorf("Read big-endian: %v", err);
goto little;
}
if !reflect.DeepEqual(sb, s) {
t.Errorf("Read big-endian:\n\thave %+v\n\twant %+v", sb, s)
}
little:
err = Read(bytes.NewBuffer(little), LittleEndian, &sl);
if err != nil {
t.Errorf("Read little-endian: %v", err)
}
if !reflect.DeepEqual(sl, s) {
t.Errorf("Read big-endian:\n\thave %+v\n\twant %+v", sl, s)
}
}
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