inspektor-gadget: add simple daemonset test

It checks that the daemonset is created and converges.

Author: iaguis

test/components/inspektor-gadget/inspektorgadget_test.go

@@ -0,0 +1,35 @@
+// Copyright 2020 The Lokomotive Authors
+//
+// 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.
+
+// +build aws aws_edge packet aks
+// +build e2e
+
+package inspektorgadget_test
+
+import (
+	"testing"
+
+	testutil "github.com/kinvolk/lokomotive/test/components/util"
+)
+
+const (
+	daemonset = "inspektor-gadget"
+	namespace = "kube-system"
+)
+
+func TestInspektorGadgetDeployment(t *testing.T) {
+	client := testutil.CreateKubeClient(t)
+
+	testutil.WaitForDaemonSet(t, client, namespace, daemonset, testutil.RetryInterval, testutil.Timeout)
+}