1 files changed, 56 insertions, 0 deletions
diff --git a/src/ncm/api/chainhandler_test.go b/src/ncm/api/chainhandler_test.go
new file mode 100644
index 00000000..f13a90c4
--- /dev/null
+++ b/src/ncm/api/chainhandler_test.go
@@ -0,0 +1,56 @@
+/*
+ * Copyright 2020 Intel Corporation, Inc
+ *
+ * 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 api
+
+import (
+	"testing"
+)
+
+func TestIsValidNetworkChain(t *testing.T) {
+	t.Run("Valid Chains", func(t *testing.T) {
+		validchains := []string{
+			"app=abc,net1,app=xyz",
+			"app=abc, net1, app=xyz",
+			" app=abc , net1 , app=xyz ",
+			"app.kubernets.io/name=abc,net1,app.kubernets.io/name=xyz",
+			"app.kubernets.io/name=abc,net1,app.kubernets.io/name=xyz, net2, anotherlabel=wex",
+		}
+		for _, chain := range validchains {
+			err := validateNetworkChain(chain)
+			if err != nil {
+				t.Errorf("Valid network chain failed to pass: %v %v", chain, err)
+			}
+		}
+	})
+
+	t.Run("Invalid Chains", func(t *testing.T) {
+		invalidchains := []string{
+			"",
+			"app=abc,net1,app= xyz",
+			"app=abc,net1,xyz",
+			"app=abc,net1",
+			"app.kubernets.io/name=abc,net1,=xyz",
+			"abcdefg",
+		}
+		for _, chain := range invalidchains {
+			err := validateNetworkChain(chain)
+			if err == nil {
+				t.Errorf("Invalid network chain passed: %v", chain)
+			}
+		}
+	})
+}