mirror of https://github.com/knative/client.git
104 lines
2.6 KiB
Go
104 lines
2.6 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 commands
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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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"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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ServingVersion 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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Dependencies:
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- serving: {{.ServingVersion}}
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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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fakeServingVersion = "fake-serving-version"
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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 *KnParams
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expectedVersionOutput string
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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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ServingVersion = fakeServingVersion
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expectedVersionOutput = genVersionOuput(t, versionOutputTemplate,
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versionOutput{
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Version: fakeVersion,
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BuildDate: fakeBuildDate,
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GitRevision: fakeGitRevision,
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ServingVersion: fakeServingVersion})
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knParams = &KnParams{}
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versionCmd = NewVersionCommand(knParams)
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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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CaptureStdout(t)
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defer ReleaseStdout(t)
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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.RunE != nil)
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})
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t.Run("prints version, build date, git revision, and serving version string", func(t *testing.T) {
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setup()
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CaptureStdout(t)
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defer ReleaseStdout(t)
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err := versionCmd.RunE(nil, []string{})
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assert.Assert(t, err == nil)
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assert.Equal(t, ReadStdout(t), expectedVersionOutput)
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})
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}
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// Private
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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.Assert(t, err == nil)
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buf := bytes.Buffer{}
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err = tmpl.Execute(&buf, vOutput)
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assert.Assert(t, err == nil)
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return buf.String()
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}
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