diff --git a/ticker/ticker_test.go b/ticker/ticker_test.go
index 7750a80..a6114e7 100644
--- a/ticker/ticker_test.go
+++ b/ticker/ticker_test.go
@@ -8,13 +8,7 @@ import (
 
 func TestTicker(t *testing.T) {
 	now := time.Now()
-	// 记录初始时间
-	data := []int64{
-		now.Unix(),
-	}
-	expected := []int64{
-		now.Unix(),
-	}
+	var data, expected []int64
 
 	// 预期每隔一秒收到一个信号
 	for i := 0; i < 3; i++ {