Adding UT test cases to apis package

Author: Rajadeepan D Ramesh

pkg/controllers/apis/job_info_test.go

@@ -0,0 +1,226 @@
+/*
+Copyright 2019 The Volcano 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 apis
+
+import (
+	"fmt"
+	"testing"
+
+	v1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/types"
+	vkbatchv1 "volcano.sh/volcano/pkg/apis/batch/v1alpha1"
+)
+
+func TestAddPod(t *testing.T) {
+	namespace := "test"
+	name := "pod1"
+
+	testCases := []struct {
+		Name        string
+		jobinfo     JobInfo
+		pod         *v1.Pod
+		ExpectValue bool
+		ExpectErr   string
+	}{
+		{
+			Name: "AddPod",
+			pod: &v1.Pod{
+				ObjectMeta: metav1.ObjectMeta{
+					UID:       types.UID(fmt.Sprintf("%v-%v", namespace, name)),
+					Name:      name,
+					Namespace: namespace,
+					Labels:    nil,
+					Annotations: map[string]string{vkbatchv1.JobNameKey: "job1",
+						vkbatchv1.JobVersion:  "0",
+						vkbatchv1.TaskSpecKey: "task1"},
+				},
+				Status: v1.PodStatus{
+					Phase: v1.PodRunning,
+				},
+				Spec: v1.PodSpec{
+					Containers: []v1.Container{
+						{
+							Name:  "nginx",
+							Image: "nginx:latest",
+						},
+					},
+				},
+			},
+			jobinfo: JobInfo{
+				Pods: make(map[string]map[string]*v1.Pod),
+			},
+			ExpectValue: true,
+			ExpectErr:   "duplicated pod",
+		},
+	}
+
+	for i, testcase := range testCases {
+		err := testcase.jobinfo.AddPod(testcase.pod)
+		if err != nil {
+			t.Fatalf("AddPod() error: %v", err)
+		}
+
+		if _, ok := testcase.jobinfo.Pods["task1"][testcase.pod.Name]; ok != testcase.ExpectValue {
+			t.Errorf("case %d (%s): expected: %v, got %v ", i, testcase.Name, testcase.ExpectValue, ok)
+		}
+
+		err = testcase.jobinfo.AddPod(testcase.pod)
+
+		if err == nil {
+			t.Errorf("case %d (%s): expected: %v, got %v ", i, testcase.Name, testcase.ExpectErr, nil)
+		}
+	}
+
+}
+
+func TestDeletePod(t *testing.T) {
+	namespace := "test"
+	name := "pod1"
+
+	testCases := []struct {
+		Name        string
+		jobinfo     JobInfo
+		pod         *v1.Pod
+		ExpectValue bool
+	}{
+		{
+			Name: "DeletePod",
+			pod: &v1.Pod{
+				ObjectMeta: metav1.ObjectMeta{
+					UID:       types.UID(fmt.Sprintf("%v-%v", namespace, name)),
+					Name:      name,
+					Namespace: namespace,
+					Labels:    nil,
+					Annotations: map[string]string{vkbatchv1.JobNameKey: "job1",
+						vkbatchv1.JobVersion:  "0",
+						vkbatchv1.TaskSpecKey: "task1"},
+				},
+				Status: v1.PodStatus{
+					Phase: v1.PodRunning,
+				},
+				Spec: v1.PodSpec{
+					Containers: []v1.Container{
+						{
+							Name:  "nginx",
+							Image: "nginx:latest",
+						},
+					},
+				},
+			},
+			jobinfo: JobInfo{
+				Pods: make(map[string]map[string]*v1.Pod),
+			},
+			ExpectValue: false,
+		},
+	}
+
+	for i, testcase := range testCases {
+
+		testcase.jobinfo.Pods["task1"] = make(map[string]*v1.Pod)
+		testcase.jobinfo.Pods["task1"][testcase.pod.Name] = testcase.pod
+
+		err := testcase.jobinfo.DeletePod(testcase.pod)
+		if err != nil {
+			t.Fatalf("DeletePod() error: %v", err)
+		}
+		if _, ok := testcase.jobinfo.Pods["task1"][testcase.pod.Name]; ok != testcase.ExpectValue {
+			t.Errorf("case %d (%s): expected: %v, got %v ", i, testcase.Name, testcase.ExpectValue, ok)
+		}
+	}
+}
+
+func TestUpdatePod(t *testing.T) {
+	namespace := "test"
+	name := "pod1"
+
+	testCases := []struct {
+		Name        string
+		jobinfo     JobInfo
+		oldpod      *v1.Pod
+		newpod      *v1.Pod
+		ExpectValue v1.PodPhase
+	}{
+		{
+			Name: "UpdatePod",
+			oldpod: &v1.Pod{
+				ObjectMeta: metav1.ObjectMeta{
+					UID:       types.UID(fmt.Sprintf("%v-%v", namespace, name)),
+					Name:      name,
+					Namespace: namespace,
+					Labels:    nil,
+					Annotations: map[string]string{vkbatchv1.JobNameKey: "job1",
+						vkbatchv1.JobVersion:  "0",
+						vkbatchv1.TaskSpecKey: "task1"},
+				},
+				Status: v1.PodStatus{
+					Phase: v1.PodRunning,
+				},
+				Spec: v1.PodSpec{
+					Containers: []v1.Container{
+						{
+							Name:  "nginx",
+							Image: "nginx:latest",
+						},
+					},
+				},
+			},
+			newpod: &v1.Pod{
+				ObjectMeta: metav1.ObjectMeta{
+					UID:       types.UID(fmt.Sprintf("%v-%v", namespace, name)),
+					Name:      name,
+					Namespace: namespace,
+					Labels:    nil,
+					Annotations: map[string]string{vkbatchv1.JobNameKey: "job1",
+						vkbatchv1.JobVersion:  "0",
+						vkbatchv1.TaskSpecKey: "task1"},
+				},
+				Status: v1.PodStatus{
+					Phase: v1.PodSucceeded,
+				},
+				Spec: v1.PodSpec{
+					Containers: []v1.Container{
+						{
+							Name:  "nginx",
+							Image: "nginx:latest",
+						},
+					},
+				},
+			},
+			jobinfo: JobInfo{
+				Pods: make(map[string]map[string]*v1.Pod),
+			},
+			ExpectValue: v1.PodSucceeded,
+		},
+	}
+
+	for i, testcase := range testCases {
+
+		testcase.jobinfo.Pods["task1"] = make(map[string]*v1.Pod)
+		testcase.jobinfo.Pods["task1"][testcase.oldpod.Name] = testcase.oldpod
+
+		err := testcase.jobinfo.UpdatePod(testcase.newpod)
+		if err != nil {
+			t.Fatalf("UpdatePod() error: %v", err)
+		}
+		if val, ok := testcase.jobinfo.Pods["task1"][testcase.newpod.Name]; ok != true {
+			t.Errorf("case %d (%s): expected: %v, got %v ", i, testcase.Name, true, ok)
+		} else if val.Status.Phase != v1.PodSucceeded {
+			t.Errorf("case %d (%s): expected: %v, got %v ", i, testcase.Name, testcase.ExpectValue, val.Status.Phase)
+		}
+	}
+}