diff --git a/internal/common/option_test.go b/internal/common/option_test.go
new file mode 100644
index 0000000..4111ce3
--- /dev/null
+++ b/internal/common/option_test.go
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+
+ * http://www.apache.org/licenses/LICENSE-2.0
+
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package common
+
+import (
+	"gotest.tools/assert"
+	"testing"
+)
+
+func TestLoadBBSimServices(t *testing.T) {
+	services, err := loadBBSimServices("../../configs/att-services.yaml")
+
+	assert.NilError(t, err)
+
+	assert.Equal(t, services[0].Name, "hsia")
+	assert.Equal(t, services[0].CTag, 900)
+	assert.Equal(t, services[0].STag, 900)
+	assert.Equal(t, services[0].CTagAllocation, TagAllocationUnique.String())
+	assert.Equal(t, services[0].STagAllocation, TagAllocationShared.String())
+	assert.Equal(t, services[0].NeedsEapol, true)
+	assert.Equal(t, services[0].NeedsDchp, true)
+	assert.Equal(t, services[0].NeedsIgmp, false)
+	assert.Equal(t, services[0].TechnologyProfileID, 64)
+}