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69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
// Copyright 2013 Prometheus Team
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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 model
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import (
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"testing"
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)
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func TestFingerprintComparison(t *testing.T) {
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fingerprints := []fingerprint{
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{
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hash: 0,
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firstCharacterOfFirstLabelName: "b",
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labelMatterLength: 1,
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lastCharacterOfLastLabelValue: "b",
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},
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{
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hash: 1,
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firstCharacterOfFirstLabelName: "a",
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labelMatterLength: 0,
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lastCharacterOfLastLabelValue: "a",
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},
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{
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hash: 1,
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firstCharacterOfFirstLabelName: "a",
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labelMatterLength: 1000,
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lastCharacterOfLastLabelValue: "b",
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},
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{
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hash: 1,
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firstCharacterOfFirstLabelName: "b",
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labelMatterLength: 0,
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lastCharacterOfLastLabelValue: "a",
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},
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{
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hash: 1,
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firstCharacterOfFirstLabelName: "b",
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labelMatterLength: 1,
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lastCharacterOfLastLabelValue: "a",
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},
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{
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hash: 1,
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firstCharacterOfFirstLabelName: "b",
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labelMatterLength: 1,
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lastCharacterOfLastLabelValue: "b",
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},
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}
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for i := range fingerprints {
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if i == 0 {
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continue
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}
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if !fingerprints[i-1].Less(fingerprints[i]) {
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t.Errorf("%d expected %s < %s", i, fingerprints[i-1], fingerprints[i])
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}
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}
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}
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