Update dependencies

pkg/ingress/annotations/ratelimit/main_test.go

@@ -0,0 +1,129 @@
+/*
+Copyright 2015 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package ratelimit
+
+import (
+	"testing"
+
+	api "k8s.io/api/core/v1"
+	extensions "k8s.io/api/extensions/v1beta1"
+	meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+
+	"k8s.io/apimachinery/pkg/util/intstr"
+	"k8s.io/ingress-nginx/pkg/ingress/defaults"
+)
+
+func buildIngress() *extensions.Ingress {
+	defaultBackend := extensions.IngressBackend{
+		ServiceName: "default-backend",
+		ServicePort: intstr.FromInt(80),
+	}
+
+	return &extensions.Ingress{
+		ObjectMeta: meta_v1.ObjectMeta{
+			Name:      "foo",
+			Namespace: api.NamespaceDefault,
+		},
+		Spec: extensions.IngressSpec{
+			Backend: &extensions.IngressBackend{
+				ServiceName: "default-backend",
+				ServicePort: intstr.FromInt(80),
+			},
+			Rules: []extensions.IngressRule{
+				{
+					Host: "foo.bar.com",
+					IngressRuleValue: extensions.IngressRuleValue{
+						HTTP: &extensions.HTTPIngressRuleValue{
+							Paths: []extensions.HTTPIngressPath{
+								{
+									Path:    "/foo",
+									Backend: defaultBackend,
+								},
+							},
+						},
+					},
+				},
+			},
+		},
+	}
+}
+
+type mockBackend struct {
+}
+
+func (m mockBackend) GetDefaultBackend() defaults.Backend {
+	return defaults.Backend{
+		LimitRateAfter: 0,
+		LimitRate:      0,
+	}
+}
+
+func TestWithoutAnnotations(t *testing.T) {
+	ing := buildIngress()
+	_, err := NewParser(mockBackend{}).Parse(ing)
+	if err != nil {
+		t.Error("unexpected error with ingress without annotations")
+	}
+}
+
+func TestBadRateLimiting(t *testing.T) {
+	ing := buildIngress()
+
+	data := map[string]string{}
+	data[limitIP] = "0"
+	data[limitRPS] = "0"
+	data[limitRPM] = "0"
+	ing.SetAnnotations(data)
+
+	_, err := NewParser(mockBackend{}).Parse(ing)
+	if err != nil {
+		t.Errorf("unexpected error with invalid limits (0)")
+	}
+
+	data = map[string]string{}
+	data[limitIP] = "5"
+	data[limitRPS] = "100"
+	data[limitRPM] = "10"
+	data[limitRATEAFTER] = "100"
+	data[limitRATE] = "10"
+
+	ing.SetAnnotations(data)
+
+	i, err := NewParser(mockBackend{}).Parse(ing)
+	if err != nil {
+		t.Errorf("unexpected error: %v", err)
+	}
+	rateLimit, ok := i.(*RateLimit)
+	if !ok {
+		t.Errorf("expected a RateLimit type")
+	}
+	if rateLimit.Connections.Limit != 5 {
+		t.Errorf("expected 5 in limit by ip but %v was returend", rateLimit.Connections)
+	}
+	if rateLimit.RPS.Limit != 100 {
+		t.Errorf("expected 100 in limit by rps but %v was returend", rateLimit.RPS)
+	}
+	if rateLimit.RPM.Limit != 10 {
+		t.Errorf("expected 10 in limit by rpm but %v was returend", rateLimit.RPM)
+	}
+	if rateLimit.LimitRateAfter != 100 {
+		t.Errorf("expected 100 in limit by limitrateafter but %v was returend", rateLimit.LimitRateAfter)
+	}
+	if rateLimit.LimitRate != 10 {
+		t.Errorf("expected 10 in limit by limitrate but %v was returend", rateLimit.LimitRate)
+	}
+}