packer-cn/acctest/plugin/plugin_acc_test.go

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// plugin_acc_test.go should contain acceptance tests for features related to
// installing, discovering and running plugins.
package plugin
import (
_ "embed"
"fmt"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"regexp"
"testing"
amazonacc "github.com/hashicorp/packer-plugin-amazon/builder/ebs/acceptance"
"github.com/hashicorp/packer-plugin-sdk/acctest"
"github.com/hashicorp/packer-plugin-sdk/acctest/testutils"
"github.com/hashicorp/packer/hcl2template/addrs"
"github.com/mitchellh/go-homedir"
)
//go:embed test-fixtures/basic-amazon-ebs.pkr.hcl
var basicAmazonEbsHCL2Template string
func TestAccInitAndBuildBasicAmazonEbs(t *testing.T) {
plugin := addrs.Plugin{
Hostname: "github.com",
Namespace: "hashicorp",
Type: "amazon",
}
testCase := &acctest.PluginTestCase{
Name: "amazon-ebs_basic_plugin_init_and_build_test",
Setup: func() error {
return cleanupPluginInstallation(plugin)
},
Teardown: func() error {
helper := amazonacc.AWSHelper{
Region: "us-east-1",
AMIName: "packer-plugin-amazon-ebs-test",
}
return helper.CleanUpAmi()
},
Template: basicAmazonEbsHCL2Template,
Type: "amazon-ebs",
Init: true,
CheckInit: func(initCommand *exec.Cmd, logfile string) error {
if initCommand.ProcessState != nil {
if initCommand.ProcessState.ExitCode() != 0 {
return fmt.Errorf("Bad exit code. Logfile: %s", logfile)
}
}
logs, err := os.Open(logfile)
if err != nil {
return fmt.Errorf("Unable find %s", logfile)
}
defer logs.Close()
logsBytes, err := ioutil.ReadAll(logs)
if err != nil {
return fmt.Errorf("Unable to read %s", logfile)
}
initOutput := string(logsBytes)
return checkPluginInstallation(initOutput, plugin)
},
Check: func(buildCommand *exec.Cmd, logfile string) error {
if buildCommand.ProcessState != nil {
if buildCommand.ProcessState.ExitCode() != 0 {
return fmt.Errorf("Bad exit code. Logfile: %s", logfile)
}
}
return nil
},
}
acctest.TestPlugin(t, testCase)
}
func cleanupPluginInstallation(plugin addrs.Plugin) error {
home, err := homedir.Dir()
if err != nil {
return err
}
pluginPath := filepath.Join(home,
".packer.d",
"plugins",
plugin.Hostname,
plugin.Namespace,
plugin.Type)
testutils.CleanupFiles(pluginPath)
return nil
}
func checkPluginInstallation(initOutput string, plugin addrs.Plugin) error {
expectedInitLog := "Installed plugin " + plugin.String()
if matched, _ := regexp.MatchString(expectedInitLog+".*", initOutput); !matched {
return fmt.Errorf("logs doesn't contain expected foo value %q", initOutput)
}
home, err := homedir.Dir()
if err != nil {
return err
}
pluginPath := filepath.Join(home,
".packer.d",
"plugins",
plugin.Hostname,
plugin.Namespace,
plugin.Type)
if !testutils.FileExists(pluginPath) {
return fmt.Errorf("%s plugin installation not found", plugin.String())
}
return nil
}