summaryrefslogtreecommitdiffstats
path: root/src/k8splugin/plugins/namespace/plugin_test.go
blob: 8a9fc5acb3d503e0df562e9db148eac25f413685 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
// +build unit

/*
Copyright 2018 Intel Corporation.
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 main

import (
	"reflect"
	"strings"
	"testing"

	"k8splugin/krd"

	coreV1 "k8s.io/api/core/v1"
	metaV1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	testclient "k8s.io/client-go/kubernetes/fake"
)

func TestCreateNamespace(t *testing.T) {
	namespace := "test1"
	testCases := []struct {
		label          string
		input          *krd.ResourceData
		clientOutput   *coreV1.Namespace
		expectedResult string
		expectedError  string
	}{
		{
			label: "Successfully create a namespace",
			input: &krd.ResourceData{
				Namespace: namespace,
			},
			clientOutput:   &coreV1.Namespace{},
			expectedResult: namespace,
		},
	}

	for _, testCase := range testCases {
		client := testclient.NewSimpleClientset(testCase.clientOutput)
		t.Run(testCase.label, func(t *testing.T) {
			result, err := Create(testCase.input, client)
			if err != nil {
				if testCase.expectedError == "" {
					t.Fatalf("Create method return an un-expected (%s)", err)
				}
				if !strings.Contains(string(err.Error()), testCase.expectedError) {
					t.Fatalf("Create method returned an error (%s)", err)
				}
			} else {
				if testCase.expectedError != "" && testCase.expectedResult == "" {
					t.Fatalf("Create method was expecting \"%s\" error message", testCase.expectedError)
				}
				if result == "" {
					t.Fatal("Create method returned nil result")
				}
				if !reflect.DeepEqual(testCase.expectedResult, result) {

					t.Fatalf("Create method returned: \n%v\n and it was expected: \n%v", result, testCase.expectedResult)
				}
			}
		})
	}
}

func TestListNamespace(t *testing.T) {
	namespace := "test1"
	testCases := []struct {
		label          string
		input          string
		clientOutput   *coreV1.NamespaceList
		expectedResult []string
	}{
		{
			label:          "Sucessfully to display an empty namespace list",
			input:          namespace,
			clientOutput:   &coreV1.NamespaceList{},
			expectedResult: []string{},
		},
		{
			label: "Sucessfully to display a list of existing namespaces",
			input: namespace,
			clientOutput: &coreV1.NamespaceList{
				Items: []coreV1.Namespace{
					coreV1.Namespace{
						ObjectMeta: metaV1.ObjectMeta{
							Name: namespace,
						},
					},
				},
			},
			expectedResult: []string{namespace},
		},
	}

	for _, testCase := range testCases {
		client := testclient.NewSimpleClientset(testCase.clientOutput)
		t.Run(testCase.label, func(t *testing.T) {
			result, err := List(testCase.input, client)
			if err != nil {
				t.Fatalf("List method returned an error (%s)", err)
			} else {
				if result == nil {
					t.Fatal("List method returned nil result")
				}
				if !reflect.DeepEqual(testCase.expectedResult, result) {

					t.Fatalf("List method returned: \n%v\n and it was expected: \n%v", result, testCase.expectedResult)
				}
			}
		})
	}
}

func TestDeleteNamespace(t *testing.T) {
	testCases := []struct {
		label        string
		input        map[string]string
		clientOutput *coreV1.Namespace
	}{
		{
			label: "Sucessfully to delete an existing namespace",
			input: map[string]string{"name": "test-name", "namespace": "test-namespace"},
			clientOutput: &coreV1.Namespace{
				ObjectMeta: metaV1.ObjectMeta{
					Name: "test-name",
				},
			},
		},
	}

	for _, testCase := range testCases {
		client := testclient.NewSimpleClientset(testCase.clientOutput)
		t.Run(testCase.label, func(t *testing.T) {
			err := Delete(testCase.input["name"], testCase.input["namespace"], client)
			if err != nil {
				t.Fatalf("Delete method returned an error (%s)", err)
			}
		})
	}
}

func TestGetNamespace(t *testing.T) {
	testCases := []struct {
		label          string
		input          map[string]string
		clientOutput   *coreV1.Namespace
		expectedResult string
		expectedError  string
	}{
		{
			label: "Sucessfully to get an existing namespace",
			input: map[string]string{"name": "test-name", "namespace": "test-namespace"},
			clientOutput: &coreV1.Namespace{
				ObjectMeta: metaV1.ObjectMeta{
					Name: "test-name",
				},
			},
			expectedResult: "test-name",
		},
		{
			label: "Fail to get an non-existing namespace",
			input: map[string]string{"name": "test-name", "namespace": "test-namespace"},
			clientOutput: &coreV1.Namespace{
				ObjectMeta: metaV1.ObjectMeta{
					Name: "test-name2",
				},
			},
			expectedError: "not found",
		},
	}

	for _, testCase := range testCases {
		client := testclient.NewSimpleClientset(testCase.clientOutput)
		t.Run(testCase.label, func(t *testing.T) {
			result, err := Get(testCase.input["name"], testCase.input["namespace"], client)
			if err != nil {
				if testCase.expectedError == "" {
					t.Fatalf("Get method return an un-expected (%s)", err)
				}
				if !strings.Contains(string(err.Error()), testCase.expectedError) {
					t.Fatalf("Get method returned an error (%s)", err)
				}
			} else {
				if testCase.expectedError != "" && testCase.expectedResult == "" {
					t.Fatalf("Get method was expecting \"%s\" error message", testCase.expectedError)
				}
				if result == "" {
					t.Fatal("Get method returned nil result")
				}
				if !reflect.DeepEqual(testCase.expectedResult, result) {

					t.Fatalf("Get method returned: \n%v\n and it was expected: \n%v", result, testCase.expectedResult)
				}
			}
		})
	}
}