-
Notifications
You must be signed in to change notification settings - Fork 369
/
body_reader_test.go
196 lines (185 loc) · 5.19 KB
/
body_reader_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
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
package docker
import (
"errors"
"math"
"net/http"
"testing"
"time"
"github.com/sirupsen/logrus"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestParseDecimalInString(t *testing.T) {
for _, prefix := range []string{"", "text", "0"} {
for _, suffix := range []string{"", "text"} {
for _, c := range []struct {
s string
v int64
}{
{"0", 0},
{"1", 1},
{"0700", 700}, // not octal
} {
input := prefix + c.s + suffix
res, pos, err := parseDecimalInString(input, len(prefix))
require.NoError(t, err, input)
assert.Equal(t, c.v, res, input)
assert.Equal(t, len(prefix)+len(c.s), pos, input)
}
for _, c := range []string{
"-1",
"xA",
"&",
"",
"999999999999999999999999999999999999999999999999999999999999999999",
} {
input := prefix + c + suffix
_, _, err := parseDecimalInString(input, len(prefix))
assert.Error(t, err, c)
}
}
}
}
func TestParseExpectedChar(t *testing.T) {
for _, prefix := range []string{"", "text", "0"} {
for _, suffix := range []string{"", "text"} {
input := prefix + "+" + suffix
pos, err := parseExpectedChar(input, len(prefix), '+')
require.NoError(t, err, input)
assert.Equal(t, len(prefix)+1, pos, input)
_, err = parseExpectedChar(input, len(prefix), '-')
assert.Error(t, err, input)
}
}
}
func TestParseContentRange(t *testing.T) {
for _, c := range []struct {
in string
first, last, completeLength int64
}{
{"bytes 0-0/1", 0, 0, 1},
{"bytes 010-020/030", 10, 20, 30},
{"bytes 1000-1010/*", 1000, 1010, -1},
} {
first, last, completeLength, err := parseContentRange(&http.Response{
Header: http.Header{
http.CanonicalHeaderKey("Content-Range"): []string{c.in},
},
})
require.NoError(t, err, c.in)
assert.Equal(t, c.first, first, c.in)
assert.Equal(t, c.last, last, c.in)
assert.Equal(t, c.completeLength, completeLength, c.in)
}
for _, hdr := range []http.Header{
nil,
{http.CanonicalHeaderKey("Content-Range"): []string{}},
{http.CanonicalHeaderKey("Content-Range"): []string{"bytes 1-2/3", "bytes 1-2/3"}},
} {
_, _, _, err := parseContentRange(&http.Response{
Header: hdr,
})
assert.Error(t, err)
}
for _, c := range []string{
"",
"notbytes 1-2/3",
"bytes ",
"bytes x-2/3",
"bytes 1*2/3",
"bytes 1",
"bytes 1-",
"bytes 1-x/3",
"bytes 1-2",
"bytes 1-2@3",
"bytes 1-2/",
"bytes 1-2/*a",
"bytes 1-2/3a",
} {
_, _, _, err := parseContentRange(&http.Response{
Header: http.Header{
http.CanonicalHeaderKey("Content-Range"): []string{c},
},
})
assert.Error(t, err, c, c)
}
}
func TestMillisecondsSinceOptional(t *testing.T) {
current := time.Date(2023, 2, 9, 8, 7, 6, 5, time.UTC)
res := millisecondsSinceOptional(current, time.Time{})
assert.True(t, math.IsNaN(res))
tm := current.Add(-60 * time.Second) // 60 seconds _before_ current
res = millisecondsSinceOptional(current, tm)
assert.Equal(t, res, 60_000.0)
}
func TestBodyReaderErrorIfNotReconnecting(t *testing.T) {
// Silence logrus.Info logs in the tested method
prevLevel := logrus.StandardLogger().Level
logrus.StandardLogger().SetLevel(logrus.WarnLevel)
t.Cleanup(func() {
logrus.StandardLogger().SetLevel(prevLevel)
})
for _, c := range []struct {
name string
previousRetry bool
currentOffset int64
currentTime int // milliseconds
expectReconnect bool
}{
{
name: "A lot of progress, after a long time, second retry",
previousRetry: true,
currentOffset: 2 * bodyReaderMinimumProgress,
currentTime: 2 * bodyReaderMSSinceLastRetry,
expectReconnect: true,
},
{
name: "A lot of progress, after little time, second retry",
previousRetry: true,
currentOffset: 2 * bodyReaderMinimumProgress,
currentTime: 1,
expectReconnect: true,
},
{
name: "Little progress, after a long time, second retry",
previousRetry: true,
currentOffset: 1,
currentTime: 2 * bodyReaderMSSinceLastRetry,
expectReconnect: true,
},
{
name: "Little progress, after little time, second retry",
previousRetry: true,
currentOffset: 1,
currentTime: 1,
expectReconnect: false,
},
{
name: "Little progress, after little time, first retry",
previousRetry: false,
currentOffset: 1,
currentTime: bodyReaderMSSinceLastRetry / 2,
expectReconnect: true,
},
} {
tm := time.Now()
br := bodyReader{}
if c.previousRetry {
br.lastRetryOffset = 2 * bodyReaderMinimumProgress
br.offset = br.lastRetryOffset + c.currentOffset
br.firstConnectionTime = tm.Add(-time.Duration(c.currentTime+2*bodyReaderMSSinceLastRetry) * time.Millisecond)
br.lastRetryTime = tm.Add(-time.Duration(c.currentTime) * time.Millisecond)
} else {
br.lastRetryOffset = -1
br.lastRetryTime = time.Time{}
br.offset = c.currentOffset
br.firstConnectionTime = tm.Add(-time.Duration(c.currentTime) * time.Millisecond)
}
err := br.errorIfNotReconnecting(errors.New("some error for error text only"), "URL for error text only")
if c.expectReconnect {
assert.NoError(t, err, c.name, br)
} else {
assert.Error(t, err, c.name, br)
}
}
}