mirror of https://github.com/knative/client.git
99 lines
2.4 KiB
Go
99 lines
2.4 KiB
Go
// Copyright © 2018 The Knative Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package version
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import (
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"bytes"
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"testing"
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"text/template"
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"knative.dev/client/pkg/kn/commands"
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"github.com/spf13/cobra"
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"gotest.tools/assert"
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)
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type versionOutput struct {
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Version string
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BuildDate string
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GitRevision string
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}
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var versionOutputTemplate = `Version: {{.Version}}
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Build Date: {{.BuildDate}}
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Git Revision: {{.GitRevision}}
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Supported APIs:
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- serving.knative.dev/v1alpha1 (knative-serving v0.8.0)
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`
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const (
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fakeVersion = "fake-version"
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fakeBuildDate = "fake-build-date"
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fakeGitRevision = "fake-git-revision"
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)
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func TestVersion(t *testing.T) {
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var (
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versionCmd *cobra.Command
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knParams *commands.KnParams
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expectedVersionOutput string
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output *bytes.Buffer
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)
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setup := func() {
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Version = fakeVersion
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BuildDate = fakeBuildDate
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GitRevision = fakeGitRevision
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expectedVersionOutput = genVersionOuput(t, versionOutputTemplate,
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versionOutput{
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fakeVersion,
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fakeBuildDate,
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fakeGitRevision})
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knParams = &commands.KnParams{}
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versionCmd = NewVersionCommand(knParams)
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output = new(bytes.Buffer)
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versionCmd.SetOutput(output)
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}
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t.Run("creates a VersionCommand", func(t *testing.T) {
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setup()
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assert.Equal(t, versionCmd.Use, "version")
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assert.Equal(t, versionCmd.Short, "Prints the client version")
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assert.Assert(t, versionCmd.Run != nil)
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})
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t.Run("prints version, build date, git revision, supported APIs", func(t *testing.T) {
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setup()
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versionCmd.Run(versionCmd, []string{})
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assert.Equal(t, output.String(), expectedVersionOutput)
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})
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}
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func genVersionOuput(t *testing.T, templ string, vOutput versionOutput) string {
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tmpl, err := template.New("versionOutput").Parse(versionOutputTemplate)
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assert.NilError(t, err)
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buf := bytes.Buffer{}
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err = tmpl.Execute(&buf, vOutput)
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assert.NilError(t, err)
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return buf.String()
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}
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