kubernetes apiversions_test 源码

2022-09-18
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kubernetes apiversions_test 代码

文件路径：/staging/src/k8s.io/kubectl/pkg/cmd/apiresources/apiversions_test.go

/*
Copyright 2022 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 apiresources

import (
	"github.com/spf13/cobra"
	"testing"

	v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/cli-runtime/pkg/genericclioptions"
	cmdtesting "k8s.io/kubectl/pkg/cmd/testing"
)

func TestAPIVersionsComplete(t *testing.T) {
	tf := cmdtesting.NewTestFactory()
	defer tf.Cleanup()
	cmd := NewCmdAPIVersions(tf, genericclioptions.NewTestIOStreamsDiscard())
	parentCmd := &cobra.Command{Use: "kubectl"}
	parentCmd.AddCommand(cmd)
	o := NewAPIVersionsOptions(genericclioptions.NewTestIOStreamsDiscard())

	err := o.Complete(tf, cmd, []string{})
	if err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}

	err = o.Complete(tf, cmd, []string{"foo"})
	if err == nil {
		t.Fatalf("An error was expected but not returned")
	}
	expectedError := `unexpected arguments: [foo]
See 'kubectl api-versions -h' for help and examples`
	if err.Error() != expectedError {
		t.Fatalf("Unexpected error: %v\n expected: %v", err, expectedError)
	}
}

func TestAPIVersionsRun(t *testing.T) {
	dc := cmdtesting.NewFakeCachedDiscoveryClient()
	dc.Groups = []*v1.APIGroup{
		{
			Name: "",
			Versions: []v1.GroupVersionForDiscovery{
				{GroupVersion: "v1"},
			},
		},
		{
			Name: "foo",
			Versions: []v1.GroupVersionForDiscovery{
				{GroupVersion: "foo/v1beta1"},
				{GroupVersion: "foo/v1"},
				{GroupVersion: "foo/v2"},
			},
		},
		{
			Name: "bar",
			Versions: []v1.GroupVersionForDiscovery{
				{GroupVersion: "bar/v1"},
			},
		},
	}
	tf := cmdtesting.NewTestFactory().WithDiscoveryClient(dc)
	defer tf.Cleanup()

	ioStreams, _, out, errOut := genericclioptions.NewTestIOStreams()
	cmd := NewCmdAPIVersions(tf, ioStreams)
	cmd.Run(cmd, []string{})

	if errOut.Len() > 0 {
		t.Fatalf("unexpected error output: %s", errOut.String())
	}

	expectedOutput := `bar/v1
foo/v1
foo/v1beta1
foo/v2
v1
`
	if out.String() != expectedOutput {
		t.Fatalf("unexpected output: %s\nexpected: %s", out.String(), expectedOutput)
	}

	expectedInvalidations := 1
	if dc.Invalidations != expectedInvalidations {
		t.Fatalf("unexpected invalidations: %d, expected: %d", dc.Invalidations, expectedInvalidations)
	}
}

相关信息

kubernetes 源码目录

相关文章

kubernetes apiresources 源码

kubernetes apiresources_test 源码

kubernetes apiversions 源码

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所属分类： 后端技术
本文标签： golang docker
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