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package main
import (
"io/ioutil"
"os"
"testing"
"github.com/edwarnicke/exechelper"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/suite"
"gopkg.in/yaml.v3"
)
func IsPersistent() bool {
return os.Getenv("HST_PERSIST") == "1"
}
func IsVerbose() bool {
return os.Getenv("HST_VERBOSE") == "1"
}
type HstSuite struct {
suite.Suite
teardownSuite func()
containers map[string]*Container
volumes []string
}
func (s *HstSuite) TearDownSuite() {
s.teardownSuite()
}
func (s *HstSuite) TearDownTest() {
if IsPersistent() {
return
}
s.ResetContainers()
s.RemoveVolumes()
}
func (s *HstSuite) SetupTest() {
for _, volume := range s.volumes {
cmd := "docker volume create --name=" + volume
s.log(cmd)
exechelper.Run(cmd)
}
for _, container := range s.containers {
if container.isOptional == false {
container.run()
}
}
}
func (s *HstSuite) hstFail() {
s.T().FailNow()
}
func (s *HstSuite) assertNil(object interface{}, msgAndArgs ...interface{}) {
if !assert.Nil(s.T(), object, msgAndArgs...) {
s.hstFail()
}
}
func (s *HstSuite) assertNotNil(object interface{}, msgAndArgs ...interface{}) {
if !assert.NotNil(s.T(), object, msgAndArgs...) {
s.hstFail()
}
}
func (s *HstSuite) assertEqual(expected, actual interface{}, msgAndArgs ...interface{}) {
if !assert.Equal(s.T(), expected, actual, msgAndArgs...) {
s.hstFail()
}
}
func (s *HstSuite) assertNotEqual(expected, actual interface{}, msgAndArgs ...interface{}) {
if !assert.NotEqual(s.T(), expected, actual, msgAndArgs...) {
s.hstFail()
}
}
func (s *HstSuite) assertContains(testString, contains interface{}, msgAndArgs ...interface{}) {
if !assert.Contains(s.T(), testString, contains, msgAndArgs...) {
s.hstFail()
}
}
func (s *HstSuite) assertNotContains(testString, contains interface{}, msgAndArgs ...interface{}) {
if !assert.NotContains(s.T(), testString, contains, msgAndArgs...) {
s.hstFail()
}
}
func (s *HstSuite) log(args ...any) {
if IsVerbose() {
s.T().Log(args...)
}
}
func (s *HstSuite) skip(args ...any) {
s.log(args...)
s.T().SkipNow()
}
func (s *HstSuite) ResetContainers() {
for _, container := range s.containers {
container.stop()
}
}
func (s *HstSuite) RemoveVolumes() {
for _, volumeName := range s.volumes {
cmd := "docker volume rm " + volumeName
exechelper.Run(cmd)
}
}
func (s *HstSuite) getContainerByName(name string) *Container {
return s.containers[name]
}
func (s *HstSuite) loadContainerTopology(topologyName string) {
data, err := ioutil.ReadFile(ContainerTopologyDir + topologyName + ".yaml")
if err != nil {
s.T().Fatalf("read error: %v", err)
}
var yamlTopo YamlTopology
err = yaml.Unmarshal(data, &yamlTopo)
if err != nil {
s.T().Fatalf("unmarshal error: %v", err)
}
for _, elem := range yamlTopo.Volumes {
s.volumes = append(s.volumes, elem)
}
s.containers = make(map[string]*Container)
for _, elem := range yamlTopo.Containers {
newContainer, err := NewContainer(elem)
if err != nil {
s.T().Fatalf("config error: %v", err)
}
s.log(newContainer.getRunCommand())
s.containers[newContainer.name] = newContainer
}
}
func setupSuite(s *suite.Suite, topologyName string) func() {
t := s.T()
topology, err := LoadTopology(NetworkTopologyDir, topologyName)
if err != nil {
t.Fatalf("error on loading topology '%s': %v", topologyName, err)
}
err = topology.Configure()
if err != nil {
t.Fatalf("failed to configure %s: %v", topologyName, err)
}
return func() {
if IsPersistent() {
return
}
topology.Unconfigure()
}
}
func TestTapSuite(t *testing.T) {
var m TapSuite
suite.Run(t, &m)
}
func TestNs(t *testing.T) {
var m NsSuite
suite.Run(t, &m)
}
func TestVeths(t *testing.T) {
var m VethsSuite
suite.Run(t, &m)
}
func TestNoTopo(t *testing.T) {
var m NoTopoSuite
suite.Run(t, &m)
}
|
