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add some unit tests

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fmt & lint
This commit is contained in:
Manuel Laufenberg 2017-02-06 00:58:05 +01:00
parent 48524a58ff
commit 9a5dc54f85
2 changed files with 450 additions and 25 deletions
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27
provider/rancher.go
View file

@ -146,7 +146,7 @@ func (provider *Rancher) getDomain(service rancherData) string {
if label, err := getServiceLabel(service, "traefik.domain"); err == nil {
return label
}
return ""
return provider.Domain
}
func (provider *Rancher) hasMaxConnLabels(service rancherData) bool {
@ -178,16 +178,6 @@ func (provider *Rancher) getMaxConnExtractorFunc(service rancherData) string {
return "request.host"
}
// Container Stuff
func (provider *Rancher) getIPAddress(container *rancher.Container) string {
ipAdress := container.PrimaryIpAddress
if ipAdress != "" {
return ipAdress
}
return ""
}
func getServiceLabel(service rancherData, label string) (string, error) {
for key, value := range service.Labels {
if key == label {
@ -362,7 +352,6 @@ func parseRancherData(environments []*rancher.Environment, services []*rancher.S
func (provider *Rancher) loadRancherConfig(services []rancherData) *types.Configuration {
var RancherFuncMap = template.FuncMap{
"getIPAddress": provider.getIPAddress,
"getPort": provider.getPort,
"getBackend": provider.getBackend,
"getWeight": provider.getWeight,
@ -427,23 +416,11 @@ func (provider *Rancher) serviceFilter(service rancherData) bool {
return false
}
/*
constraintTags := strings.Split(container.Labels["traefik.tags"], ",")
if ok, failingConstraint := provider.MatchConstraints(constraintTags); !ok {
if failingConstraint != nil {
log.Debugf("Container %v pruned by '%v' constraint", container.Name, failingConstraint.String())
}
return false
}
*/
if service.Health != "" && service.Health != "healthy" {
log.Debugf("Filtering unhealthy or starting service %s", service.Name)
return false
}
log.Debugf("Service %s is enabled!", service.Name)
return true
}
@ -453,5 +430,5 @@ func isServiceEnabled(service rancherData, exposedByDefault bool) bool {
var v = service.Labels["traefik.enable"]
return exposedByDefault && v != "false" || v == "true"
}
return false
return exposedByDefault
}

448
provider/rancher_test.go Normal file
View file

@ -0,0 +1,448 @@
package provider
import (
"github.com/containous/traefik/types"
"reflect"
"strings"
"testing"
)
func TestRancherGetFrontendName(t *testing.T) {
provider := &Rancher{
Domain: "rancher.localhost",
}
services := []struct {
service rancherData
expected string
}{
{
service: rancherData{
Name: "foo",
},
expected: "Host-foo-rancher-localhost",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.frontend.rule": "Headers:User-Agent,bat/0.1.0",
},
},
expected: "Headers-User-Agent-bat-0-1-0",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.frontend.rule": "Host:foo.bar",
},
},
expected: "Host-foo-bar",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.frontend.rule": "Path:/test",
},
},
expected: "Path-test",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.frontend.rule": "PathPrefix:/test2",
},
},
expected: "PathPrefix-test2",
},
}
for _, e := range services {
actual := provider.getFrontendName(e.service)
if actual != e.expected {
t.Fatalf("expected %q, got %q", e.expected, actual)
}
}
}
func TestRancherGetFrontendRule(t *testing.T) {
provider := &Rancher{
Domain: "rancher.localhost",
}
services := []struct {
service rancherData
expected string
}{
{
service: rancherData{
Name: "foo",
},
expected: "Host:foo.rancher.localhost",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.frontend.rule": "Host:foo.bar.com",
},
},
expected: "Host:foo.bar.com",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.frontend.rule": "Path:/test",
},
},
expected: "Path:/test",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.frontend.rule": "PathPrefix:/test2",
},
},
expected: "PathPrefix:/test2",
},
}
for _, e := range services {
actual := provider.getFrontendRule(e.service)
if actual != e.expected {
t.Fatalf("expected %q, got %q", e.expected, actual)
}
}
}
func TestRancherGetBackend(t *testing.T) {
provider := &Rancher{
Domain: "rancher.localhost",
}
services := []struct {
service rancherData
expected string
}{
{
service: rancherData{
Name: "test-service",
},
expected: "test-service",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.backend": "foobar",
},
},
expected: "foobar",
},
}
for _, e := range services {
actual := provider.getBackend(e.service)
if actual != e.expected {
t.Fatalf("expected %q, got %q", e.expected, actual)
}
}
}
func TestRancherGetWeight(t *testing.T) {
provider := &Rancher{
Domain: "rancher.localhost",
}
services := []struct {
service rancherData
expected string
}{
{
service: rancherData{
Name: "test-service",
},
expected: "0",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.weight": "5",
},
},
expected: "5",
},
}
for _, e := range services {
actual := provider.getWeight(e.service)
if actual != e.expected {
t.Fatalf("expected %q, got %q", e.expected, actual)
}
}
}
func TestRancherGetPort(t *testing.T) {
provider := &Rancher{
Domain: "rancher.localhost",
}
services := []struct {
service rancherData
expected string
}{
{
service: rancherData{
Name: "test-service",
},
expected: "",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.port": "1337",
},
},
expected: "1337",
},
}
for _, e := range services {
actual := provider.getPort(e.service)
if actual != e.expected {
t.Fatalf("expected %q, got %q", e.expected, actual)
}
}
}
func TestRancherGetDomain(t *testing.T) {
provider := &Rancher{
Domain: "rancher.localhost",
}
services := []struct {
service rancherData
expected string
}{
{
service: rancherData{
Name: "test-service",
},
expected: "rancher.localhost",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.domain": "foo.bar",
},
},
expected: "foo.bar",
},
}
for _, e := range services {
actual := provider.getDomain(e.service)
if actual != e.expected {
t.Fatalf("expected %q, got %q", e.expected, actual)
}
}
}
func TestRancherGetProtocol(t *testing.T) {
provider := &Rancher{
Domain: "rancher.localhost",
}
services := []struct {
service rancherData
expected string
}{
{
service: rancherData{
Name: "test-service",
},
expected: "http",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.protocol": "https",
},
},
expected: "https",
},
}
for _, e := range services {
actual := provider.getProtocol(e.service)
if actual != e.expected {
t.Fatalf("expected %q, got %q", e.expected, actual)
}
}
}
func TestRancherGetPassHostHeader(t *testing.T) {
provider := &Rancher{
Domain: "rancher.localhost",
}
services := []struct {
service rancherData
expected string
}{
{
service: rancherData{
Name: "test-service",
},
expected: "true",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"traefik.frontend.passHostHeader": "false",
},
},
expected: "false",
},
}
for _, e := range services {
actual := provider.getPassHostHeader(e.service)
if actual != e.expected {
t.Fatalf("expected %q, got %q", e.expected, actual)
}
}
}
func TestRancherGetLabel(t *testing.T) {
services := []struct {
service rancherData
expected string
}{
{
service: rancherData{
Name: "test-service",
},
expected: "Label not found",
},
{
service: rancherData{
Name: "test-service",
Labels: map[string]string{
"foo": "bar",
},
},
expected: "",
},
}
for _, e := range services {
label, err := getServiceLabel(e.service, "foo")
if e.expected != "" {
if err == nil || !strings.Contains(err.Error(), e.expected) {
t.Fatalf("expected an error with %q, got %v", e.expected, err)
}
} else {
if label != "bar" {
t.Fatalf("expected label 'bar', got %s", label)
}
}
}
}
func TestRancherLoadRancherConfig(t *testing.T) {
cases := []struct {
services []rancherData
expectedFrontends map[string]*types.Frontend
expectedBackends map[string]*types.Backend
}{
{
services: []rancherData{},
expectedFrontends: map[string]*types.Frontend{},
expectedBackends: map[string]*types.Backend{},
},
{
services: []rancherData{
{
Name: "test-service",
Labels: map[string]string{
"traefik.port": "80",
},
Health: "healthy",
Containers: []string{"127.0.0.1"},
},
},
expectedFrontends: map[string]*types.Frontend{
"frontend-Host-test-service-rancher-localhost": {
Backend: "backend-test-service",
PassHostHeader: true,
EntryPoints: []string{},
Priority: 0,
Routes: map[string]types.Route{
"route-frontend-Host-test-service-rancher-localhost": {
Rule: "Host:test-service.rancher.localhost",
},
},
},
},
expectedBackends: map[string]*types.Backend{
"backend-test-service": {
Servers: map[string]types.Server{
"server-0": {
URL: "http://127.0.0.1:80",
Weight: 0,
},
},
CircuitBreaker: nil,
},
},
},
}
provider := &Rancher{
Domain: "rancher.localhost",
ExposedByDefault: true,
}
for _, c := range cases {
var rancherDataList []rancherData
for _, service := range c.services {
rancherDataList = append(rancherDataList, service)
}
actualConfig := provider.loadRancherConfig(rancherDataList)
// Compare backends
if !reflect.DeepEqual(actualConfig.Backends, c.expectedBackends) {
t.Fatalf("expected %#v, got %#v", c.expectedBackends, actualConfig.Backends)
}
if !reflect.DeepEqual(actualConfig.Frontends, c.expectedFrontends) {
t.Fatalf("expected %#v, got %#v", c.expectedFrontends, actualConfig.Frontends)
}
}
}