mirror of https://github.com/knative/client.git
242 lines
7.0 KiB
Go
242 lines
7.0 KiB
Go
// Copyright 2019 The Knative Authors
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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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// http://www.apache.org/licenses/LICENSE-2.0
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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 im
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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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// +build e2e
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// +build !eventing
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// +build !serving
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package e2e
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import (
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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"gotest.tools/assert"
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"knative.dev/client/lib/test"
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"knative.dev/client/pkg/util"
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)
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const (
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TestPluginCode string = `#!/bin/bash
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echo "Hello Knative, I'm a Kn plugin"
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echo " My plugin file is $0"
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echo " I received arguments: $1 $2 $3 $4"`
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TestPluginCodeErr string = `#!/bin/bash
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exit 1`
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)
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type pluginTestConfig struct {
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knConfigDir, knPluginsDir, knPluginsDir2 string
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knConfigPath, knPluginPath, knPluginPath2 string
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}
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func (pc *pluginTestConfig) setup() error {
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var err error
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pc.knConfigDir, err = ioutil.TempDir("", "kn-config")
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if err != nil {
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return err
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}
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pc.knPluginsDir = filepath.Join(pc.knConfigDir, "plugins")
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err = os.MkdirAll(pc.knPluginsDir, test.FileModeExecutable)
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if err != nil {
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return err
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}
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pc.knPluginsDir2 = filepath.Join(pc.knConfigDir, "plugins2")
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err = os.MkdirAll(pc.knPluginsDir2, test.FileModeExecutable)
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if err != nil {
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return err
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}
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pc.knConfigPath, err = test.CreateFile("config.yaml", "", pc.knConfigDir, test.FileModeReadWrite)
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if err != nil {
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return err
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}
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pc.knPluginPath, err = test.CreateFile("kn-helloe2e", TestPluginCode, pc.knPluginsDir, test.FileModeExecutable)
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if err != nil {
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return err
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}
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pc.knPluginPath2, err = test.CreateFile("kn-hello2e2e", TestPluginCode, pc.knPluginsDir2, test.FileModeExecutable)
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if err != nil {
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return err
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}
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return nil
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}
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func (pc *pluginTestConfig) teardown() {
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os.RemoveAll(pc.knConfigDir)
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}
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func TestPluginWithoutLookup(t *testing.T) {
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t.Parallel()
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pc, oldPath := setupPluginTestConfigWithNewPath(t)
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defer tearDownWithPath(pc, oldPath)
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it, err := test.NewKnTest()
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assert.NilError(t, err)
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r := test.NewKnRunResultCollector(t, it)
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defer r.DumpIfFailed()
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knFlags := []string{fmt.Sprintf("--plugins-dir=%s", pc.knPluginsDir), "--lookup-plugins=false"}
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t.Log("list plugin in --plugins-dir")
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listPlugin(r, knFlags, []string{pc.knPluginPath}, []string{})
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t.Log("execute plugin in --plugins-dir")
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runPlugin(r, knFlags, "helloe2e", []string{"e2e", "test"}, []string{"Hello Knative, I'm a Kn plugin", "I received arguments", "e2e"})
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t.Log("does not list any other plugin in $PATH")
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listPlugin(r, knFlags, []string{pc.knPluginPath}, []string{pc.knPluginPath2})
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}
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func TestPluginInHelpMessage(t *testing.T) {
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pc := pluginTestConfig{}
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assert.NilError(t, pc.setup())
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defer pc.teardown()
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result := test.Kn{}.Run("--plugins-dir", pc.knPluginsDir, "--help")
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assert.NilError(t, result.Error)
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assert.Assert(t, util.ContainsAll(result.Stdout, "Plugins:", "helloe2e", "kn-helloe2e"))
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result = test.Kn{}.Run("--plugins-dir", pc.knPluginsDir, "service", "--help")
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assert.NilError(t, result.Error)
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assert.Assert(t, util.ContainsNone(result.Stdout, "Plugins:", "helloe2e", "kn-helloe2e"))
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}
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func TestPluginWithLookup(t *testing.T) {
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it, err := test.NewKnTest()
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assert.NilError(t, err)
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r := test.NewKnRunResultCollector(t, it)
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defer r.DumpIfFailed()
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pc := pluginTestConfig{}
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assert.NilError(t, pc.setup())
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defer pc.teardown()
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knFlags := []string{fmt.Sprintf("--plugins-dir=%s", pc.knPluginsDir), "--lookup-plugins=true"}
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t.Log("list plugin in --plugins-dir")
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listPlugin(r, knFlags, []string{pc.knPluginPath}, []string{pc.knPluginPath2})
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t.Log("execute plugin in --plugins-dir")
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runPlugin(r, knFlags, "helloe2e", []string{}, []string{"Hello Knative, I'm a Kn plugin"})
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}
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func TestListPluginInPath(t *testing.T) {
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it, err := test.NewKnTest()
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assert.NilError(t, err)
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r := test.NewKnRunResultCollector(t, it)
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pc, oldPath := setupPluginTestConfigWithNewPath(t)
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defer tearDownWithPath(pc, oldPath)
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t.Log("list plugin in $PATH")
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knFlags := []string{fmt.Sprintf("--plugins-dir=%s", pc.knPluginsDir), "--lookup-plugins=true"}
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listPlugin(r, knFlags, []string{pc.knPluginPath, pc.knPluginPath2}, []string{})
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r.DumpIfFailed()
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}
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func TestExecutePluginInPath(t *testing.T) {
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it, err := test.NewKnTest()
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assert.NilError(t, err)
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r := test.NewKnRunResultCollector(t, it)
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defer r.DumpIfFailed()
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pc, oldPath := setupPluginTestConfigWithNewPath(t)
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defer tearDownWithPath(pc, oldPath)
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t.Log("execute plugin in $PATH")
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knFlags := []string{fmt.Sprintf("--plugins-dir=%s", pc.knPluginsDir), "--lookup-plugins=true"}
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runPlugin(r, knFlags, "hello2e2e", []string{}, []string{"Hello Knative, I'm a Kn plugin"})
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}
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func TestExecutePluginInPathWithError(t *testing.T) {
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it, err := test.NewKnTest()
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assert.NilError(t, err)
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r := test.NewKnRunResultCollector(t, it)
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defer r.DumpIfFailed()
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pc := pluginTestConfig{}
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assert.NilError(t, pc.setup())
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oldPath := os.Getenv("PATH")
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t.Log("execute plugin in $PATH that returns error")
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pluginsDir := filepath.Join(pc.knConfigDir, "plugins3")
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err = os.MkdirAll(pluginsDir, test.FileModeExecutable)
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assert.NilError(t, err)
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_, err = test.CreateFile("kn-hello3e2e", TestPluginCodeErr, pluginsDir, test.FileModeExecutable)
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assert.NilError(t, err)
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assert.NilError(t, os.Setenv("PATH", fmt.Sprintf("%s:%s", oldPath, pluginsDir)))
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defer tearDownWithPath(pc, oldPath)
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out := test.Kn{}.Run("--lookup-plugins=true", "hello3e2e")
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r.AssertError(out)
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assert.Check(r.T(), util.ContainsAll(out.Stderr, "Error: exit status 1"))
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assert.Check(r.T(), util.ContainsNone(out.Stderr, "Run", "kn --help", "usage"))
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}
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// Private
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func setupPluginTestConfigWithNewPath(t *testing.T) (pluginTestConfig, string) {
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pc := pluginTestConfig{}
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assert.NilError(t, pc.setup())
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oldPath := os.Getenv("PATH")
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assert.NilError(t, os.Setenv("PATH", fmt.Sprintf("%s:%s", oldPath, pc.knPluginsDir2)))
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return pc, oldPath
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}
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func tearDownWithPath(pc pluginTestConfig, oldPath string) {
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os.Setenv("PATH", oldPath)
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pc.teardown()
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}
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func listPlugin(r *test.KnRunResultCollector, knFlags []string, expectedPlugins []string, unexpectedPlugins []string) {
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knArgs := append(knFlags, "plugin", "list")
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out := test.Kn{}.Run(knArgs...)
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r.AssertNoError(out)
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for _, p := range expectedPlugins {
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assert.Check(r.T(), util.ContainsAll(out.Stdout, filepath.Base(p)))
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}
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for _, p := range unexpectedPlugins {
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assert.Check(r.T(), util.ContainsNone(out.Stdout, filepath.Base(p)))
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}
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}
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func runPlugin(r *test.KnRunResultCollector, knFlags []string, pluginName string, args []string, expectedOutput []string) {
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knArgs := append([]string{}, knFlags...)
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knArgs = append(knArgs, pluginName)
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knArgs = append(knArgs, args...)
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out := test.Kn{}.Run(knArgs...)
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r.AssertNoError(out)
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for _, output := range expectedOutput {
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assert.Check(r.T(), util.ContainsAll(out.Stdout, output))
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}
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}
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