create_deployment_test.go 5.2 KB

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  1. /*
  2. Copyright 2016 The Kubernetes Authors.
  3. Licensed under the Apache License, Version 2.0 (the "License");
  4. you may not use this file except in compliance with the License.
  5. You may obtain a copy of the License at
  6. http://www.apache.org/licenses/LICENSE-2.0
  7. Unless required by applicable law or agreed to in writing, software
  8. distributed under the License is distributed on an "AS IS" BASIS,
  9. WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  10. See the License for the specific language governing permissions and
  11. limitations under the License.
  12. */
  13. package create
  14. import (
  15. "bytes"
  16. "io/ioutil"
  17. "net/http"
  18. "testing"
  19. "github.com/stretchr/testify/assert"
  20. "k8s.io/cli-runtime/pkg/genericclioptions"
  21. restclient "k8s.io/client-go/rest"
  22. "k8s.io/client-go/rest/fake"
  23. cmdtesting "k8s.io/kubernetes/pkg/kubectl/cmd/testing"
  24. generateversioned "k8s.io/kubernetes/pkg/kubectl/generate/versioned"
  25. "k8s.io/kubernetes/pkg/kubectl/scheme"
  26. )
  27. func Test_generatorFromName(t *testing.T) {
  28. const (
  29. nonsenseName = "not-a-real-generator-name"
  30. basicName = generateversioned.DeploymentBasicV1Beta1GeneratorName
  31. basicAppsV1Beta1Name = generateversioned.DeploymentBasicAppsV1Beta1GeneratorName
  32. basicAppsV1Name = generateversioned.DeploymentBasicAppsV1GeneratorName
  33. deploymentName = "deployment-name"
  34. )
  35. imageNames := []string{"image-1", "image-2"}
  36. generator, ok := generatorFromName(nonsenseName, imageNames, deploymentName)
  37. assert.Nil(t, generator)
  38. assert.False(t, ok)
  39. generator, ok = generatorFromName(basicName, imageNames, deploymentName)
  40. assert.True(t, ok)
  41. {
  42. expectedGenerator := &generateversioned.DeploymentBasicGeneratorV1{
  43. BaseDeploymentGenerator: generateversioned.BaseDeploymentGenerator{
  44. Name: deploymentName,
  45. Images: imageNames,
  46. },
  47. }
  48. assert.Equal(t, expectedGenerator, generator)
  49. }
  50. generator, ok = generatorFromName(basicAppsV1Beta1Name, imageNames, deploymentName)
  51. assert.True(t, ok)
  52. {
  53. expectedGenerator := &generateversioned.DeploymentBasicAppsGeneratorV1Beta1{
  54. BaseDeploymentGenerator: generateversioned.BaseDeploymentGenerator{
  55. Name: deploymentName,
  56. Images: imageNames,
  57. },
  58. }
  59. assert.Equal(t, expectedGenerator, generator)
  60. }
  61. generator, ok = generatorFromName(basicAppsV1Name, imageNames, deploymentName)
  62. assert.True(t, ok)
  63. {
  64. expectedGenerator := &generateversioned.DeploymentBasicAppsGeneratorV1{
  65. BaseDeploymentGenerator: generateversioned.BaseDeploymentGenerator{
  66. Name: deploymentName,
  67. Images: imageNames,
  68. },
  69. }
  70. assert.Equal(t, expectedGenerator, generator)
  71. }
  72. }
  73. func TestCreateDeployment(t *testing.T) {
  74. depName := "jonny-dep"
  75. tf := cmdtesting.NewTestFactory().WithNamespace("test")
  76. defer tf.Cleanup()
  77. ns := scheme.Codecs
  78. fakeDiscovery := "{\"kind\":\"APIResourceList\",\"apiVersion\":\"v1\",\"groupVersion\":\"apps/v1\",\"resources\":[{\"name\":\"deployments\",\"singularName\":\"\",\"namespaced\":true,\"kind\":\"Deployment\",\"verbs\":[\"create\",\"delete\",\"deletecollection\",\"get\",\"list\",\"patch\",\"update\",\"watch\"],\"shortNames\":[\"deploy\"],\"categories\":[\"all\"]}]}"
  79. tf.Client = &fake.RESTClient{
  80. NegotiatedSerializer: ns,
  81. Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
  82. return &http.Response{
  83. StatusCode: http.StatusOK,
  84. Body: ioutil.NopCloser(bytes.NewBuffer([]byte(fakeDiscovery))),
  85. }, nil
  86. }),
  87. }
  88. tf.ClientConfigVal = &restclient.Config{}
  89. ioStreams, _, buf, _ := genericclioptions.NewTestIOStreams()
  90. cmd := NewCmdCreateDeployment(tf, ioStreams)
  91. cmd.Flags().Set("dry-run", "true")
  92. cmd.Flags().Set("output", "name")
  93. cmd.Flags().Set("image", "hollywood/jonny.depp:v2")
  94. cmd.Run(cmd, []string{depName})
  95. expectedOutput := "deployment.apps/" + depName + "\n"
  96. if buf.String() != expectedOutput {
  97. t.Errorf("expected output: %s, but got: %s", expectedOutput, buf.String())
  98. }
  99. }
  100. func TestCreateDeploymentNoImage(t *testing.T) {
  101. depName := "jonny-dep"
  102. tf := cmdtesting.NewTestFactory().WithNamespace("test")
  103. defer tf.Cleanup()
  104. ns := scheme.Codecs
  105. fakeDiscovery := "{\"kind\":\"APIResourceList\",\"apiVersion\":\"v1\",\"groupVersion\":\"apps/v1\",\"resources\":[{\"name\":\"deployments\",\"singularName\":\"\",\"namespaced\":true,\"kind\":\"Deployment\",\"verbs\":[\"create\",\"delete\",\"deletecollection\",\"get\",\"list\",\"patch\",\"update\",\"watch\"],\"shortNames\":[\"deploy\"],\"categories\":[\"all\"]}]}"
  106. tf.Client = &fake.RESTClient{
  107. NegotiatedSerializer: ns,
  108. Client: fake.CreateHTTPClient(func(req *http.Request) (*http.Response, error) {
  109. return &http.Response{
  110. StatusCode: http.StatusOK,
  111. Body: ioutil.NopCloser(bytes.NewBuffer([]byte(fakeDiscovery))),
  112. }, nil
  113. }),
  114. }
  115. tf.ClientConfigVal = &restclient.Config{}
  116. ioStreams := genericclioptions.NewTestIOStreamsDiscard()
  117. cmd := NewCmdCreateDeployment(tf, ioStreams)
  118. cmd.Flags().Set("output", "name")
  119. options := &DeploymentOpts{
  120. CreateSubcommandOptions: &CreateSubcommandOptions{
  121. PrintFlags: genericclioptions.NewPrintFlags("created").WithTypeSetter(scheme.Scheme),
  122. DryRun: true,
  123. IOStreams: ioStreams,
  124. },
  125. }
  126. err := options.Complete(tf, cmd, []string{depName})
  127. if err != nil {
  128. t.Fatalf("unexpected error: %v", err)
  129. }
  130. err = options.Run()
  131. assert.Error(t, err, "at least one image must be specified")
  132. }