Move code to pkg

middlewares/emptybackendhandler/empty_backend_handler_test.go

@@ -1,81 +0,0 @@
-package emptybackendhandler
-
-import (
-	"fmt"
-	"net/http"
-	"net/http/httptest"
-	"net/url"
-	"testing"
-
-	"github.com/containous/traefik/testhelpers"
-	"github.com/stretchr/testify/assert"
-	"github.com/vulcand/oxy/roundrobin"
-)
-
-func TestEmptyBackendHandler(t *testing.T) {
-	testCases := []struct {
-		amountServer       int
-		expectedStatusCode int
-	}{
-		{
-			amountServer:       0,
-			expectedStatusCode: http.StatusServiceUnavailable,
-		},
-		{
-			amountServer:       1,
-			expectedStatusCode: http.StatusOK,
-		},
-	}
-
-	for _, test := range testCases {
-		test := test
-		t.Run(fmt.Sprintf("amount servers %d", test.amountServer), func(t *testing.T) {
-			t.Parallel()
-
-			handler := New(&healthCheckLoadBalancer{amountServer: test.amountServer})
-
-			recorder := httptest.NewRecorder()
-			req := httptest.NewRequest(http.MethodGet, "http://localhost", nil)
-
-			handler.ServeHTTP(recorder, req)
-
-			assert.Equal(t, test.expectedStatusCode, recorder.Result().StatusCode)
-		})
-	}
-}
-
-type healthCheckLoadBalancer struct {
-	amountServer int
-}
-
-func (lb *healthCheckLoadBalancer) ServeHTTP(w http.ResponseWriter, r *http.Request) {
-	w.WriteHeader(http.StatusOK)
-}
-
-func (lb *healthCheckLoadBalancer) Servers() []*url.URL {
-	servers := make([]*url.URL, lb.amountServer)
-	for i := 0; i < lb.amountServer; i++ {
-		servers = append(servers, testhelpers.MustParseURL("http://localhost"))
-	}
-	return servers
-}
-
-func (lb *healthCheckLoadBalancer) RemoveServer(u *url.URL) error {
-	return nil
-}
-
-func (lb *healthCheckLoadBalancer) UpsertServer(u *url.URL, options ...roundrobin.ServerOption) error {
-	return nil
-}
-
-func (lb *healthCheckLoadBalancer) ServerWeight(u *url.URL) (int, bool) {
-	return 0, false
-}
-
-func (lb *healthCheckLoadBalancer) NextServer() (*url.URL, error) {
-	return nil, nil
-}
-
-func (lb *healthCheckLoadBalancer) Next() http.Handler {
-	return nil
-}