mirror of https://github.com/k3s-io/k3s
60 lines
1.6 KiB
Go
60 lines
1.6 KiB
Go
/*
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Copyright 2017 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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"strings"
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"testing"
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"k8s.io/client-go/util/flowcontrol"
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)
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func TestRegisterMetricAndTrackRateLimiterUsage(t *testing.T) {
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testCases := []struct {
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ownerName string
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rateLimiter flowcontrol.RateLimiter
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err string
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}{
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{
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ownerName: "owner_name",
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rateLimiter: flowcontrol.NewTokenBucketRateLimiter(1, 1),
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err: "",
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},
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{
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ownerName: "owner_name",
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rateLimiter: flowcontrol.NewTokenBucketRateLimiter(1, 1),
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err: "already registered",
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},
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{
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ownerName: "invalid-owner-name",
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rateLimiter: flowcontrol.NewTokenBucketRateLimiter(1, 1),
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err: "error registering rate limiter usage metric",
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},
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}
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for i, tc := range testCases {
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e := RegisterMetricAndTrackRateLimiterUsage(tc.ownerName, tc.rateLimiter)
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if e != nil {
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if tc.err == "" {
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t.Errorf("[%d] unexpected error: %v", i, e)
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} else if !strings.Contains(e.Error(), tc.err) {
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t.Errorf("[%d] expected an error containing %q: %v", i, tc.err, e)
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}
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}
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}
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}
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