diff --git a/weed/topology/configuration_test.go b/weed/topology/configuration_test.go
deleted file mode 100644
index 0a353d16e..000000000
--- a/weed/topology/configuration_test.go
+++ /dev/null
@@ -1,42 +0,0 @@
-package topology
-
-import (
-	"fmt"
-	"testing"
-)
-
-func TestLoadConfiguration(t *testing.T) {
-
-	confContent := `
-
-<?xml version="1.0" encoding="UTF-8" ?>
-<Configuration>
-  <Topology>
-    <DataCenter name="dc1">
-      <Rack name="rack1">
-        <Ip>192.168.1.1</Ip>
-      </Rack>
-    </DataCenter>
-    <DataCenter name="dc2">
-      <Rack name="rack1">
-        <Ip>192.168.1.2</Ip>
-      </Rack>
-      <Rack name="rack2">
-        <Ip>192.168.1.3</Ip>
-        <Ip>192.168.1.4</Ip>
-      </Rack>
-    </DataCenter>
-  </Topology>
-</Configuration>
-`
-	c, err := NewConfiguration([]byte(confContent))
-
-	fmt.Printf("%s\n", c)
-	if err != nil {
-		t.Fatalf("unmarshal error:%v", err)
-	}
-
-	if len(c.Topo.DataCenters) <= 0 || c.Topo.DataCenters[0].Name != "dc1" {
-		t.Fatalf("unmarshal error:%s", c)
-	}
-}
diff --git a/weed/topology/volume_growth_test.go b/weed/topology/volume_growth_test.go
index e5716674a..f983df1ec 100644
--- a/weed/topology/volume_growth_test.go
+++ b/weed/topology/volume_growth_test.go
@@ -79,11 +79,7 @@ func setup(topologyLayout string) *Topology {
 	fmt.Println("data:", data)
 
 	//need to connect all nodes first before server adding volumes
-	topo, err := NewTopology("weedfs", "/etc/weedfs/weedfs.conf",
-		sequence.NewMemorySequencer(), 32*1024, 5)
-	if err != nil {
-		panic("error: " + err.Error())
-	}
+	topo := NewTopology("weedfs", sequence.NewMemorySequencer(), 32*1024, 5)
 	mTopology := data.(map[string]interface{})
 	for dcKey, dcValue := range mTopology {
 		dc := NewDataCenter(dcKey)