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
|
// Copyright 2023 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package log
import (
"regexp"
"sync"
"testing"
"time"
"github.com/stretchr/testify/assert"
)
type dummyWriter struct {
*EventWriterBaseImpl
delay time.Duration
mu sync.Mutex
logs []string
}
func (d *dummyWriter) Write(p []byte) (n int, err error) {
if d.delay > 0 {
time.Sleep(d.delay)
}
d.mu.Lock()
defer d.mu.Unlock()
d.logs = append(d.logs, string(p))
return len(p), nil
}
func (d *dummyWriter) Close() error {
return nil
}
func (d *dummyWriter) FetchLogs() []string {
d.mu.Lock()
defer d.mu.Unlock()
logs := d.logs
d.logs = nil
return logs
}
func newDummyWriter(name string, level Level, delay time.Duration) *dummyWriter {
w := &dummyWriter{
EventWriterBaseImpl: NewEventWriterBase(name, "dummy", WriterMode{Level: level, Flags: FlagsFromBits(0)}),
}
w.delay = delay
w.Base().OutputWriteCloser = w
return w
}
func TestLogger(t *testing.T) {
logger := NewLoggerWithWriters(t.Context(), "test")
dump := logger.DumpWriters()
assert.Empty(t, dump)
assert.EqualValues(t, NONE, logger.GetLevel())
assert.False(t, logger.IsEnabled())
w1 := newDummyWriter("dummy-1", DEBUG, 0)
logger.AddWriters(w1)
assert.EqualValues(t, DEBUG, logger.GetLevel())
w2 := newDummyWriter("dummy-2", WARN, 200*time.Millisecond)
logger.AddWriters(w2)
assert.EqualValues(t, DEBUG, logger.GetLevel())
dump = logger.DumpWriters()
assert.Len(t, dump, 2)
logger.Trace("trace-level") // this level is not logged
logger.Debug("debug-level")
logger.Error("error-level")
// w2 is slow, so only w1 has logs
time.Sleep(100 * time.Millisecond)
assert.Equal(t, []string{"debug-level\n", "error-level\n"}, w1.FetchLogs())
assert.Empty(t, w2.FetchLogs())
logger.Close()
// after Close, all logs are flushed
assert.Empty(t, w1.FetchLogs())
assert.Equal(t, []string{"error-level\n"}, w2.FetchLogs())
}
func TestLoggerPause(t *testing.T) {
logger := NewLoggerWithWriters(t.Context(), "test")
w1 := newDummyWriter("dummy-1", DEBUG, 0)
logger.AddWriters(w1)
GetManager().PauseAll()
time.Sleep(50 * time.Millisecond)
logger.Info("info-level")
time.Sleep(100 * time.Millisecond)
assert.Empty(t, w1.FetchLogs())
GetManager().ResumeAll()
time.Sleep(100 * time.Millisecond)
assert.Equal(t, []string{"info-level\n"}, w1.FetchLogs())
logger.Close()
}
type testLogString struct {
Field string
}
func (t testLogString) LogString() string {
return "log-string"
}
type testLogStringPtrReceiver struct {
Field string
}
func (t *testLogStringPtrReceiver) LogString() string {
return "log-string-ptr-receiver"
}
func genericFunc[T any](logger Logger, v T) {
logger.Info("from genericFunc: %v", v)
}
func TestLoggerOutput(t *testing.T) {
t.Run("LogString", func(t *testing.T) {
logger := NewLoggerWithWriters(t.Context(), "test")
w1 := newDummyWriter("dummy-1", DEBUG, 0)
w1.Mode.Colorize = true
logger.AddWriters(w1)
logger.Info("%s %s %#v %v", testLogString{}, &testLogString{}, testLogString{Field: "detail"}, NewColoredValue(testLogString{}, FgRed))
logger.Info("%s %s %#v %v", testLogStringPtrReceiver{}, &testLogStringPtrReceiver{}, testLogStringPtrReceiver{Field: "detail"}, NewColoredValue(testLogStringPtrReceiver{}, FgRed))
logger.Close()
assert.Equal(t, []string{
"log-string log-string log.testLogString{Field:\"detail\"} \x1b[31mlog-string\x1b[0m\n",
"log-string-ptr-receiver log-string-ptr-receiver &log.testLogStringPtrReceiver{Field:\"detail\"} \x1b[31mlog-string-ptr-receiver\x1b[0m\n",
}, w1.FetchLogs())
})
t.Run("Caller", func(t *testing.T) {
logger := NewLoggerWithWriters(t.Context(), "test")
w1 := newDummyWriter("dummy-1", DEBUG, 0)
w1.EventWriterBaseImpl.Mode.Flags.flags = Lmedfile | Lshortfuncname
logger.AddWriters(w1)
anonymousFunc := func(logger Logger) {
logger.Info("from anonymousFunc")
}
genericFunc(logger, "123")
anonymousFunc(logger)
logger.Close()
logs := w1.FetchLogs()
assert.Len(t, logs, 2)
assert.Regexp(t, `modules/log/logger_test.go:\w+:`+regexp.QuoteMeta(`genericFunc() from genericFunc: 123`), logs[0])
assert.Regexp(t, `modules/log/logger_test.go:\w+:`+regexp.QuoteMeta(`TestLoggerOutput.2.1() from anonymousFunc`), logs[1])
})
}
func TestLoggerExpressionFilter(t *testing.T) {
logger := NewLoggerWithWriters(t.Context(), "test")
w1 := newDummyWriter("dummy-1", DEBUG, 0)
w1.Mode.Expression = "foo.*"
logger.AddWriters(w1)
logger.Info("foo")
logger.Info("bar")
logger.Info("foo bar")
logger.SendLogEvent(&Event{Level: INFO, Filename: "foo.go", MsgSimpleText: "by filename"})
logger.Close()
assert.Equal(t, []string{"foo\n", "foo bar\n", "by filename\n"}, w1.FetchLogs())
}
|
