kubeadm: unit tests for app/master/discovery.go

cmd/kubeadm/app/master/discovery_test.go

@@ -0,0 +1,104 @@
+/*
+Copyright 2016 The Kubernetes 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.
+*/
+
+package master
+
+import (
+	"crypto/x509"
+	"testing"
+
+	kubeadmapi "k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm"
+)
+
+func TestEncodeKubeDiscoverySecretData(t *testing.T) {
+	var tests = []struct {
+		cfg      *kubeadmapi.MasterConfiguration
+		expected bool
+	}{
+		{
+			cfg: &kubeadmapi.MasterConfiguration{
+				API:        kubeadmapi.API{BindPort: 123, AdvertiseAddresses: []string{"10.0.0.1"}},
+				Networking: kubeadmapi.Networking{ServiceSubnet: "10.0.0.1/1"},
+			},
+			expected: true,
+		},
+	}
+
+	for _, rt := range tests {
+		caCert := &x509.Certificate{}
+		actual := encodeKubeDiscoverySecretData(rt.cfg, caCert)
+		if (actual != nil) != rt.expected {
+			t.Errorf(
+				"failed encodeKubeDiscoverySecretData, return map[string][]byte was nil",
+			)
+		}
+	}
+}
+
+func TestNewKubeDiscoveryPodSpec(t *testing.T) {
+	var tests = []struct {
+		cfg      *kubeadmapi.MasterConfiguration
+		p        int32
+		expected bool
+	}{
+		{
+			cfg: &kubeadmapi.MasterConfiguration{
+				Discovery: kubeadmapi.Discovery{BindPort: 123},
+			},
+			p: 123,
+		},
+		{
+			cfg: &kubeadmapi.MasterConfiguration{
+				Discovery: kubeadmapi.Discovery{BindPort: 456},
+			},
+			p: 456,
+		},
+	}
+	for _, rt := range tests {
+		actual := newKubeDiscoveryPodSpec(rt.cfg)
+		if actual.Containers[0].Ports[0].HostPort != rt.p {
+			t.Errorf(
+				"failed newKubeDiscoveryPodSpec:\n\texpected: %d\n\t  actual: %d",
+				rt.p,
+				actual.Containers[0].Ports[0].HostPort,
+			)
+		}
+	}
+}
+
+func TestNewKubeDiscovery(t *testing.T) {
+	var tests = []struct {
+		cfg      *kubeadmapi.MasterConfiguration
+		caCert   *x509.Certificate
+		expected bool
+	}{
+		{
+			cfg: &kubeadmapi.MasterConfiguration{
+				API:        kubeadmapi.API{BindPort: 123, AdvertiseAddresses: []string{"10.0.0.1"}},
+				Networking: kubeadmapi.Networking{ServiceSubnet: "10.0.0.1/1"},
+			},
+			caCert: &x509.Certificate{},
+		},
+	}
+	for _, rt := range tests {
+		actual := newKubeDiscovery(rt.cfg, rt.caCert)
+		if actual.Deployment == nil || actual.Secret == nil {
+			t.Errorf(
+				"failed newKubeDiscovery, kubeDiscovery was nil",
+			)
+		}
+	}
+}