traefik/integration/integration_test.go
Vincent Demeester ecbfbd4de0 Make fixtures files template-able :)
So it can adapt to certain env (like tcp vs unix socket for docker suite)

Signed-off-by: Vincent Demeester <vincent@sbr.pm>
2015-09-28 22:46:45 +02:00

166 lines
3.8 KiB
Go

// This is the main file that sets up integration tests using go-check.
package main
import (
"fmt"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"testing"
"text/template"
"time"
"github.com/docker/libcompose/docker"
"github.com/docker/libcompose/project"
"github.com/emilevauge/traefik/integration/utils"
checker "github.com/vdemeester/shakers"
check "gopkg.in/check.v1"
)
func Test(t *testing.T) {
check.TestingT(t)
}
func init() {
check.Suite(&SimpleSuite{})
check.Suite(&FileSuite{})
check.Suite(&DockerSuite{})
check.Suite(&ConsulSuite{})
check.Suite(&MarathonSuite{})
}
var traefikBinary = "../dist/traefik"
// SimpleSuite
type SimpleSuite struct{ BaseSuite }
// File test suites
type FileSuite struct{ BaseSuite }
func (s *FileSuite) SetUpSuite(c *check.C) {
s.createComposeProject(c, "file")
s.composeProject.Up()
}
// Docker test suites
type DockerSuite struct{ BaseSuite }
func (s *DockerSuite) SetUpSuite(c *check.C) {
// Make sure we can speak to docker
}
func (s *DockerSuite) TearDownSuite(c *check.C) {
// Clean the mess
}
// Consul test suites (using libcompose)
type ConsulSuite struct{ BaseSuite }
func (s *ConsulSuite) SetUpSuite(c *check.C) {
s.createComposeProject(c, "consul")
}
// Marathon test suites (using libcompose)
type MarathonSuite struct{ BaseSuite }
func (s *MarathonSuite) SetUpSuite(c *check.C) {
s.createComposeProject(c, "marathon")
}
type BaseSuite struct {
composeProject *project.Project
listenChan chan project.ProjectEvent
started chan bool
stopped chan bool
deleted chan bool
}
func (s *BaseSuite) TearDownSuite(c *check.C) {
// shutdown and delete compose project
if s.composeProject != nil {
s.composeProject.Down()
// Waiting for libcompose#55 to be merged
// <-s.stopped
time.Sleep(2 * time.Second)
s.composeProject.Delete()
// Waiting for libcompose#55 to be merged
// <-s.deleted
time.Sleep(2 * time.Second)
}
}
func (s *BaseSuite) createComposeProject(c *check.C, name string) {
composeProject, err := docker.NewProject(&docker.Context{
Context: project.Context{
ComposeFile: fmt.Sprintf("resources/compose/%s.yml", name),
ProjectName: fmt.Sprintf("integration-test-%s", name),
},
})
c.Assert(err, checker.IsNil)
s.composeProject = composeProject
s.listenChan = make(chan project.ProjectEvent)
go s.startListening(c)
composeProject.AddListener(s.listenChan)
composeProject.Start()
// FIXME Wait for compose to start
// Waiting for libcompose#55 to be merged
// <-s.started
time.Sleep(2 * time.Second)
}
func (s *BaseSuite) startListening(c *check.C) {
for event := range s.listenChan {
// FIXME Remove this when it's working (libcompose#55)
// fmt.Fprintf(os.Stdout, "Event: %s (%v)\n", event.Event, event)
// FIXME Add a timeout on event
if event.Event == project.PROJECT_UP_DONE {
s.started <- true
}
if event.Event == project.PROJECT_DOWN_DONE {
s.stopped <- true
}
if event.Event == project.PROJECT_DELETE_DONE {
s.deleted <- true
}
}
}
func (s *BaseSuite) traefikCmd(c *check.C, args ...string) (*exec.Cmd, string) {
cmd, out, err := utils.RunCommand(traefikBinary, args...)
c.Assert(err, checker.IsNil, check.Commentf("Fail to run %s with %v", traefikBinary, args))
return cmd, out
}
func (s *BaseSuite) adaptFileForHost(c *check.C, path string) string {
dockerHost := os.Getenv("DOCKER_HOST")
if dockerHost == "" {
// Default docker socket
dockerHost = "unix:///var/run/docker.sock"
}
// Load file
tmpl, err := template.ParseFiles(path)
c.Assert(err, checker.IsNil)
folder, prefix := filepath.Split(path)
tmpFile, err := ioutil.TempFile(folder, prefix)
c.Assert(err, checker.IsNil)
defer tmpFile.Close()
err = tmpl.ExecuteTemplate(tmpFile, prefix, struct{ DockerHost string }{dockerHost})
c.Assert(err, checker.IsNil)
err = tmpFile.Sync()
c.Assert(err, checker.IsNil)
return tmpFile.Name()
}