added importuser test

api/keystore/service_test.go

@@ -255,6 +255,17 @@ func TestServiceExportImport(t *testing.T) {
 	newKS := Keystore{}
 	newKS.Initialize(logging.NoLog{}, memdb.New())
 
+	{
+		reply := ImportUserReply{}
+		if err := newKS.ImportUser(nil, &ImportUserArgs{
+			Username: "bob",
+			Password: "",
+			User:     exportReply.User,
+		}, &reply); err == nil {
+			t.Fatal("Should have errored due to incorrect password")
+		}
+	}
+
 	{
 		reply := ImportUserReply{}
 		if err := newKS.ImportUser(nil, &ImportUserArgs{