mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-05-20 05:32:25 +00:00
107 lines
2.6 KiB
Go
107 lines
2.6 KiB
Go
/*
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Copyright 2019 The Kubernetes 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 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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*/
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package target_test
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"sigs.k8s.io/kustomize/k8sdeps/kv/plugin"
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"testing"
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"sigs.k8s.io/kustomize/pkg/pgmconfig"
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"sigs.k8s.io/kustomize/pkg/plugins"
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)
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// TestEnvController manages the KustTarget test environment.
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// It sets/resets XDG_CONFIG_HOME, makes/removes a temp objRoot.
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type TestEnvController struct {
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t *testing.T
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compiler *plugins.Compiler
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workDir string
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oldXdg string
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wasSet bool
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}
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func NewTestEnvController(t *testing.T) *TestEnvController {
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return &TestEnvController{t: t}
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}
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func (x *TestEnvController) Set() *TestEnvController {
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x.createWorkDir()
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x.compiler = x.makeCompiler()
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x.setEnv()
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return x
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}
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func (x *TestEnvController) Reset() {
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x.resetEnv()
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x.removeWorkDir()
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}
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func (x *TestEnvController) BuildGoPlugin(g, v, k string) {
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err := x.compiler.Compile(g, v, k)
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if err != nil {
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x.t.Errorf("compile failed: %v", err)
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}
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}
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func (x *TestEnvController) makeCompiler() *plugins.Compiler {
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// The plugin loader wants to find object code under
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// $XDG_CONFIG_HOME/kustomize/plugins
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// and the compiler writes object code to
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// $objRoot
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// so set things up accordingly.
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objRoot := filepath.Join(
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x.workDir, pgmconfig.ProgramName, plugin.PluginRoot)
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err := os.MkdirAll(objRoot, os.ModePerm)
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if err != nil {
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x.t.Error(err)
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}
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srcRoot, err := plugins.DefaultSrcRoot()
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if err != nil {
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x.t.Error(err)
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}
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return plugins.NewCompiler(srcRoot, objRoot)
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}
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func (x *TestEnvController) createWorkDir() {
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var err error
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x.workDir, err = ioutil.TempDir("", "kustomize-plugin-tests")
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if err != nil {
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x.t.Errorf("failed to make work dir: %v", err)
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}
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}
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func (x *TestEnvController) removeWorkDir() {
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err := os.RemoveAll(x.workDir)
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if err != nil {
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x.t.Errorf(
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"removing work dir: %s %v", x.workDir, err)
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}
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}
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func (x *TestEnvController) setEnv() {
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x.oldXdg, x.wasSet = os.LookupEnv(pgmconfig.XDG_CONFIG_HOME)
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os.Setenv(pgmconfig.XDG_CONFIG_HOME, x.workDir)
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}
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func (x *TestEnvController) resetEnv() {
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if x.wasSet {
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os.Setenv(pgmconfig.XDG_CONFIG_HOME, x.oldXdg)
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} else {
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os.Unsetenv(pgmconfig.XDG_CONFIG_HOME)
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}
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}
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