修复rtmp内存池缓存失败问题

stream/queue_test.go

@@ -0,0 +1,19 @@
+package stream
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestQueue(t *testing.T) {
+	queue := NewQueue(1)
+
+	for i := 0; i < 100; i++ {
+		queue.Push(i)
+	}
+
+	for i := 0; i < 100; i++ {
+		pop := queue.PopBack()
+		println(fmt.Sprintf("element:%d", pop.(int)))
+	}
+}