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test and protect edge case

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This commit is contained in:
finley
2025-07-05 20:37:25 +08:00
committed by finley
parent 9c5ba74a3f
commit 8da9a835c1
2 changed files with 20 additions and 9 deletions
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3
database/slowlog.go
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@@ -42,6 +42,9 @@ func NewSlowLogger(maxEntries int, threshold int64) *SlowLogger {
}
func (sl *SlowLogger) Record(start time.Time, args [][]byte, client string) {
if sl == nil || len(sl.entries) == 0 {
return
}
duration := time.Since(start)
micros := duration.Microseconds()

26
database/slowlog_test.go
View File

@@ -12,18 +12,26 @@ import (
func TestSlowLogger_Record(t *testing.T) {
logger := NewSlowLogger(5, 1000)
start := time.Now()
time.Sleep(2 * time.Millisecond)
logger.Record(start, utils.ToCmdLine("GET", "key1"), "127.0.0.1:12345")
if logger.Len() != 1 {
t.Errorf("Expected 1 entry, got %d", logger.Len())
start := time.Now().Add(-time.Minute)
for i := 0; i < 10; i++ {
logger.Record(start, utils.ToCmdLine("GET", strconv.Itoa(i)), "127.0.0.1:12345")
}
if logger.Len() != 5 {
t.Errorf("Expected 1 entry, got %d", logger.Len())
}
for i, e := range logger.entries {
actual := string(e.Command[1])
expect := strconv.Itoa(i+5)
if actual != expect {
t.Errorf("Expected %s, got %s", expect, actual)
}
}
logger2 := NewSlowLogger(5, 1000)
start = time.Now()
logger.Record(start, utils.ToCmdLine("SET", "key2"), "127.0.0.1:12346")
if logger.Len() != 1 {
logger2.Record(start, utils.ToCmdLine("SET", "key2"), "127.0.0.1:12346")
if logger2.Len() != 0 {
t.Errorf("Below threshold query should not be recorded, got %d entries", logger.Len())
}
}