Adding upstream version 2.52.6.

Signed-off-by: Daniel Baumann <daniel@debian.org>

log/fiberlog_test.go

@@ -0,0 +1,24 @@
+package log
+
+import (
+	"log"
+	"os"
+	"testing"
+
+	"github.com/gofiber/fiber/v2/utils"
+)
+
+func Test_DefaultSystemLogger(t *testing.T) {
+	defaultL := DefaultLogger()
+	utils.AssertEqual(t, logger, defaultL)
+}
+
+func Test_SetLogger(t *testing.T) {
+	setLog := &defaultLogger{
+		stdlog: log.New(os.Stderr, "", log.LstdFlags|log.Lshortfile|log.Lmicroseconds),
+		depth:  6,
+	}
+
+	SetLogger(setLog)
+	utils.AssertEqual(t, logger, setLog)
+}