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