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
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
|
package hotline
import (
"fmt"
"github.com/stretchr/testify/assert"
"testing"
)
func TestHello(t *testing.T) {
}
func Test_fieldScanner(t *testing.T) {
type args struct {
data []byte
in1 bool
}
tests := []struct {
name string
args args
wantAdvance int
wantToken []byte
wantErr assert.ErrorAssertionFunc
}{
{
name: "when too few bytes are provided to read the field size",
args: args{
data: []byte{},
in1: false,
},
wantAdvance: 0,
wantToken: []byte(nil),
wantErr: assert.NoError,
},
{
name: "when too few bytes are provided to read the full payload",
args: args{
data: []byte{
0, 1,
0, 4,
0, 0,
},
in1: false,
},
wantAdvance: 0,
wantToken: []byte(nil),
wantErr: assert.NoError,
},
{
name: "when a full field is provided",
args: args{
data: []byte{
0, 1,
0, 4,
0, 0,
0, 0,
},
in1: false,
},
wantAdvance: 8,
wantToken: []byte{
0, 1,
0, 4,
0, 0,
0, 0,
},
wantErr: assert.NoError,
},
{
name: "when a full field plus extra bytes are provided",
args: args{
data: []byte{
0, 1,
0, 4,
0, 0,
0, 0,
1, 1,
},
in1: false,
},
wantAdvance: 8,
wantToken: []byte{
0, 1,
0, 4,
0, 0,
0, 0,
},
wantErr: assert.NoError,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gotAdvance, gotToken, err := fieldScanner(tt.args.data, tt.args.in1)
if !tt.wantErr(t, err, fmt.Sprintf("fieldScanner(%v, %v)", tt.args.data, tt.args.in1)) {
return
}
assert.Equalf(t, tt.wantAdvance, gotAdvance, "fieldScanner(%v, %v)", tt.args.data, tt.args.in1)
assert.Equalf(t, tt.wantToken, gotToken, "fieldScanner(%v, %v)", tt.args.data, tt.args.in1)
})
}
}
func TestField_Read(t *testing.T) {
type fields struct {
ID [2]byte
FieldSize [2]byte
Data []byte
readOffset int
}
type args struct {
p []byte
}
tests := []struct {
name string
fields fields
args args
want int
wantErr assert.ErrorAssertionFunc
wantBytes []byte
}{
{
name: "returns field bytes",
fields: fields{
ID: [2]byte{0x00, 0x62},
FieldSize: [2]byte{0x00, 0x03},
Data: []byte("hai!"),
},
args: args{
p: make([]byte, 512),
},
want: 8,
wantErr: assert.NoError,
wantBytes: []byte{
0x00, 0x62,
0x00, 0x03,
0x68, 0x61, 0x69, 0x21,
},
},
{
name: "returns field bytes from readOffset",
fields: fields{
ID: [2]byte{0x00, 0x62},
FieldSize: [2]byte{0x00, 0x03},
Data: []byte("hai!"),
readOffset: 4,
},
args: args{
p: make([]byte, 512),
},
want: 4,
wantErr: assert.NoError,
wantBytes: []byte{
0x68, 0x61, 0x69, 0x21,
},
},
{
name: "returns io.EOF when all bytes read",
fields: fields{
ID: [2]byte{0x00, 0x62},
FieldSize: [2]byte{0x00, 0x03},
Data: []byte("hai!"),
readOffset: 8,
},
args: args{
p: make([]byte, 512),
},
want: 0,
wantErr: assert.Error,
wantBytes: []byte{},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
f := &Field{
Type: tt.fields.ID,
FieldSize: tt.fields.FieldSize,
Data: tt.fields.Data,
readOffset: tt.fields.readOffset,
}
got, err := f.Read(tt.args.p)
if !tt.wantErr(t, err, fmt.Sprintf("Read(%v)", tt.args.p)) {
return
}
assert.Equalf(t, tt.want, got, "Read(%v)", tt.args.p)
assert.Equalf(t, tt.wantBytes, tt.args.p[:got], "Read(%v)", tt.args.p)
})
}
}
func TestField_DecodeInt(t *testing.T) {
type fields struct {
Data []byte
}
tests := []struct {
name string
fields fields
want int
wantErr assert.ErrorAssertionFunc
}{
{
name: "with 2 bytes of input",
fields: fields{Data: []byte{0, 1}},
want: 1,
wantErr: assert.NoError,
},
{
name: "with 4 bytes of input",
fields: fields{Data: []byte{0, 1, 0, 0}},
want: 65536,
wantErr: assert.NoError,
},
{
name: "with invalid number of bytes of input",
fields: fields{Data: []byte{1, 0, 0, 0, 0, 0, 0, 0}},
want: 0,
wantErr: assert.Error,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
f := &Field{
Data: tt.fields.Data,
}
got, err := f.DecodeInt()
if !tt.wantErr(t, err, fmt.Sprintf("DecodeInt()")) {
return
}
assert.Equalf(t, tt.want, got, "DecodeInt()")
})
}
}
|
