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1925d94b18
- EndpointSlice controller will stop writing to Topology field - EndpointSlice controller will only provide NodeName and Zone on EndpointSlices
73 lines
2.6 KiB
Go
73 lines
2.6 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package metrics
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import (
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"testing"
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discovery "k8s.io/api/discovery/v1"
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"k8s.io/apimachinery/pkg/types"
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endpointutil "k8s.io/kubernetes/pkg/controller/util/endpoint"
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)
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func TestNumEndpointsAndSlices(t *testing.T) {
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c := NewCache(int32(100))
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p80 := int32(80)
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p443 := int32(443)
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pmKey80443 := endpointutil.NewPortMapKey([]discovery.EndpointPort{{Port: &p80}, {Port: &p443}})
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pmKey80 := endpointutil.NewPortMapKey([]discovery.EndpointPort{{Port: &p80}})
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spCacheEfficient := NewServicePortCache()
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spCacheEfficient.Set(pmKey80, EfficiencyInfo{Endpoints: 45, Slices: 1})
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spCacheEfficient.Set(pmKey80443, EfficiencyInfo{Endpoints: 35, Slices: 1})
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spCacheInefficient := NewServicePortCache()
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spCacheInefficient.Set(pmKey80, EfficiencyInfo{Endpoints: 12, Slices: 5})
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spCacheInefficient.Set(pmKey80443, EfficiencyInfo{Endpoints: 18, Slices: 8})
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c.UpdateServicePortCache(types.NamespacedName{Namespace: "ns1", Name: "svc1"}, spCacheInefficient)
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expectNumEndpointsAndSlices(t, c, 2, 13, 30)
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c.UpdateServicePortCache(types.NamespacedName{Namespace: "ns1", Name: "svc2"}, spCacheEfficient)
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expectNumEndpointsAndSlices(t, c, 4, 15, 110)
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c.UpdateServicePortCache(types.NamespacedName{Namespace: "ns1", Name: "svc3"}, spCacheInefficient)
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expectNumEndpointsAndSlices(t, c, 6, 28, 140)
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c.UpdateServicePortCache(types.NamespacedName{Namespace: "ns1", Name: "svc1"}, spCacheEfficient)
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expectNumEndpointsAndSlices(t, c, 6, 17, 190)
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c.DeleteService(types.NamespacedName{Namespace: "ns1", Name: "svc3"})
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expectNumEndpointsAndSlices(t, c, 4, 4, 160)
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}
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func expectNumEndpointsAndSlices(t *testing.T, c *Cache, desired int, actual int, numEndpoints int) {
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t.Helper()
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mUpdate := c.desiredAndActualSlices()
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if mUpdate.desired != desired {
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t.Errorf("Expected numEndpointSlices to be %d, got %d", desired, mUpdate.desired)
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}
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if mUpdate.actual != actual {
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t.Errorf("Expected desiredEndpointSlices to be %d, got %d", actual, mUpdate.actual)
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}
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if c.numEndpoints != numEndpoints {
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t.Errorf("Expected numEndpoints to be %d, got %d", numEndpoints, c.numEndpoints)
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}
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}
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