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
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
|
package gen
import (
"io"
"text/template"
)
var (
marshalTestTempl = template.New("MarshalTest")
encodeTestTempl = template.New("EncodeTest")
)
// TODO(philhofer):
// for simplicity's sake, right now
// we can only generate tests for types
// that can be initialized with the
// "Type{}" syntax.
// we should support all the types.
func mtest(w io.Writer) *mtestGen {
return &mtestGen{w: w}
}
type mtestGen struct {
passes
w io.Writer
}
func (m *mtestGen) Execute(p Elem, _ Context) error {
p = m.applyall(p)
if p != nil && IsPrintable(p) {
switch p.(type) {
case *Struct, *Array, *Slice, *Map:
return marshalTestTempl.Execute(m.w, p)
}
}
return nil
}
func (m *mtestGen) Method() Method { return marshaltest }
type etestGen struct {
passes
w io.Writer
}
func etest(w io.Writer) *etestGen {
return &etestGen{w: w}
}
func (e *etestGen) Execute(p Elem, _ Context) error {
p = e.applyall(p)
if p != nil && IsPrintable(p) {
switch p.(type) {
case *Struct, *Array, *Slice, *Map:
return encodeTestTempl.Execute(e.w, p)
}
}
return nil
}
func (e *etestGen) Method() Method { return encodetest }
func init() {
template.Must(marshalTestTempl.Parse(`func TestMarshalUnmarshal{{.TypeName}}(t *testing.T) {
v := {{.TypeName}}{}
bts, err := v.MarshalMsg(nil)
if err != nil {
t.Fatal(err)
}
left, err := v.UnmarshalMsg(bts)
if err != nil {
t.Fatal(err)
}
if len(left) > 0 {
t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
}
left, err = msgp.Skip(bts)
if err != nil {
t.Fatal(err)
}
if len(left) > 0 {
t.Errorf("%d bytes left over after Skip(): %q", len(left), left)
}
}
func BenchmarkMarshalMsg{{.TypeName}}(b *testing.B) {
v := {{.TypeName}}{}
b.ReportAllocs()
b.ResetTimer()
for i:=0; i<b.N; i++ {
v.MarshalMsg(nil)
}
}
func BenchmarkAppendMsg{{.TypeName}}(b *testing.B) {
v := {{.TypeName}}{}
bts := make([]byte, 0, v.Msgsize())
bts, _ = v.MarshalMsg(bts[0:0])
b.SetBytes(int64(len(bts)))
b.ReportAllocs()
b.ResetTimer()
for i:=0; i<b.N; i++ {
bts, _ = v.MarshalMsg(bts[0:0])
}
}
func BenchmarkUnmarshal{{.TypeName}}(b *testing.B) {
v := {{.TypeName}}{}
bts, _ := v.MarshalMsg(nil)
b.ReportAllocs()
b.SetBytes(int64(len(bts)))
b.ResetTimer()
for i:=0; i<b.N; i++ {
_, err := v.UnmarshalMsg(bts)
if err != nil {
b.Fatal(err)
}
}
}
`))
template.Must(encodeTestTempl.Parse(`func TestEncodeDecode{{.TypeName}}(t *testing.T) {
v := {{.TypeName}}{}
var buf bytes.Buffer
msgp.Encode(&buf, &v)
m := v.Msgsize()
if buf.Len() > m {
t.Log("WARNING: TestEncodeDecode{{.TypeName}} Msgsize() is inaccurate")
}
vn := {{.TypeName}}{}
err := msgp.Decode(&buf, &vn)
if err != nil {
t.Error(err)
}
buf.Reset()
msgp.Encode(&buf, &v)
err = msgp.NewReader(&buf).Skip()
if err != nil {
t.Error(err)
}
}
func BenchmarkEncode{{.TypeName}}(b *testing.B) {
v := {{.TypeName}}{}
var buf bytes.Buffer
msgp.Encode(&buf, &v)
b.SetBytes(int64(buf.Len()))
en := msgp.NewWriter(msgp.Nowhere)
b.ReportAllocs()
b.ResetTimer()
for i:=0; i<b.N; i++ {
v.EncodeMsg(en)
}
en.Flush()
}
func BenchmarkDecode{{.TypeName}}(b *testing.B) {
v := {{.TypeName}}{}
var buf bytes.Buffer
msgp.Encode(&buf, &v)
b.SetBytes(int64(buf.Len()))
rd := msgp.NewEndlessReader(buf.Bytes(), b)
dc := msgp.NewReader(rd)
b.ReportAllocs()
b.ResetTimer()
for i:=0; i<b.N; i++ {
err := v.DecodeMsg(dc)
if err != nil {
b.Fatal(err)
}
}
}
`))
}
|
