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45 lines
1.4 KiB
45 lines
1.4 KiB
7 months ago
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// Copyright (c) 2023 The Jaeger Authors.
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// Copyright (c) 2017 Uber Technologies, Inc.
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package rpcmetrics
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestNormalizedEndpoints(t *testing.T) {
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n := newNormalizedEndpoints(1, DefaultNameNormalizer)
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assertLen := func(l int) {
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n.mux.RLock()
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defer n.mux.RUnlock()
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assert.Len(t, n.names, l)
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}
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assert.Equal(t, "ab_cd", n.normalize("ab^cd"), "one translation")
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assert.Equal(t, "ab_cd", n.normalize("ab^cd"), "cache hit")
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assertLen(1)
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assert.Equal(t, "", n.normalize("xys"), "cache overflow")
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assertLen(1)
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}
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func TestNormalizedEndpointsDoubleLocking(t *testing.T) {
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n := newNormalizedEndpoints(1, DefaultNameNormalizer)
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assert.Equal(t, "ab_cd", n.normalize("ab^cd"), "fill out the cache")
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assert.Equal(t, "", n.normalizeWithLock("xys"), "cache overflow")
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}
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