-
Notifications
You must be signed in to change notification settings - Fork 1
/
ogg_test.go
128 lines (110 loc) · 3.22 KB
/
ogg_test.go
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
package audiometa
import (
"bytes"
"testing"
"github.com/stretchr/testify/assert"
)
func TestOggPageHeaderToBytesSlice(t *testing.T) {
header := oggPageHeader{
Magic: [4]byte{'O', 'g', 'g', 'S'},
Version: 0,
Flags: BOS,
GranulePosition: 12345,
SerialNumber: 30,
SequenceNumber: 1,
CRC: 0,
Segments: 2,
}
expected := []byte{
'O', 'g', 'g', 'S', // Magic
0, // Version
BOS, // Flags
57, 48, 0, 0, 0, 0, 0, 0, // GranulePosition
30, 0, 0, 0, // SerialNumber
1, 0, 0, 0, // SequenceNumber
0, 0, 0, 0, // CRC
2, // Segments
}
result := header.toBytesSlice()
assert.Equal(t, expected, result, "The byte slice representation of the header should match the expected value.")
}
func TestOggPageHeaderToBytesBuffer(t *testing.T) {
header := oggPageHeader{
Magic: [4]byte{'O', 'g', 'g', 'S'},
Version: 0,
Flags: BOS,
GranulePosition: 12345,
SerialNumber: 15,
SequenceNumber: 1,
CRC: 0,
Segments: 2,
}
expected := []byte{
'O', 'g', 'g', 'S', // Magic
0, // Version
BOS, // Flags
57, 48, 0, 0, 0, 0, 0, 0, // GranulePosition
15, 0, 0, 0, // SerialNumber
1, 0, 0, 0, // SequenceNumber
0, 0, 0, 0, // CRC
2, // Segments
}
result := header.toBytesBuffer()
assert.Equal(t, expected, result.Bytes(), "The byte buffer representation of the header should match the expected value.")
}
func TestCRCFunctions(t *testing.T) {
buffer := []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08}
crc := uint32(0)
updatedCRC := _osUpdateCRC(crc, buffer, len(buffer))
expectedCRC := uint32(0x7d0f3681) // Replace with the actual expected CRC value based on the test buffer
assert.Equal(t, expectedCRC, updatedCRC, "The CRC should match the expected value.")
}
func TestOggPageChecksumSet(t *testing.T) {
og := &oggPage{
Header: &oggPageHeader{
Magic: [4]byte{'O', 'g', 'g', 'S'},
Version: 0,
Flags: BOS,
GranulePosition: 12345,
SerialNumber: 67890,
SequenceNumber: 1,
CRC: 0,
Segments: 2,
},
Body: []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08},
}
OggPageChecksumSet(og)
// Verify CRC in the header
crcReg := og.Header.CRC
expectedCRC := uint32(0x9b4396e8)
assert.Equal(t, expectedCRC, crcReg, "The CRC in the header should match the expected value.")
}
func TestOggRead(t *testing.T) {
og := &oggPage{
Header: &oggPageHeader{
Magic: [4]byte{'O', 'g', 'g', 'Z'},
Version: 0,
Flags: BOS,
GranulePosition: 12345,
SerialNumber: 67890,
SequenceNumber: 1,
CRC: 0,
Segments: 2,
},
Body: []byte{0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08},
}
t.Run("invalid magic", func(t *testing.T) {
r := bytes.NewReader(og.Header.toBytesSlice())
dem := oggDemuxer{}
res, err := dem.read(r)
assert.Error(t, err)
assert.Empty(t, res)
})
t.Run("empty dat", func(t *testing.T) {
r := bytes.NewReader((&oggPage{Header: &oggPageHeader{}}).Header.toBytesSlice())
dem := oggDemuxer{}
res, err := dem.read(r)
assert.Error(t, err)
assert.Empty(t, res)
})
}