forked from mirror/client_golang
98 lines
2.3 KiB
Go
98 lines
2.3 KiB
Go
// Copyright 2021 The Prometheus 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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//
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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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//go:build go1.17
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// +build go1.17
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package internal
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import (
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"runtime/metrics"
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"testing"
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)
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func TestRuntimeMetricsToProm(t *testing.T) {
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tests := []struct {
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got metrics.Description
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expect string
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}{
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{
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metrics.Description{
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Name: "/memory/live:bytes",
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Kind: metrics.KindUint64,
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},
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"go_memory_live_bytes",
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},
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{
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metrics.Description{
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Name: "/memory/allocs:bytes",
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Kind: metrics.KindUint64,
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Cumulative: true,
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},
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"go_memory_allocs_bytes_total",
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},
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{
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metrics.Description{
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Name: "/memory/alloc-rate:bytes/second",
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Kind: metrics.KindFloat64,
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},
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"go_memory_alloc_rate_bytes_per_second",
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},
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{
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metrics.Description{
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Name: "/gc/time:cpu*seconds",
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Kind: metrics.KindFloat64,
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Cumulative: true,
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},
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"go_gc_time_cpu_seconds_total",
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},
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{
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metrics.Description{
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Name: "/this/is/a/very/deep/metric:metrics",
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Kind: metrics.KindFloat64,
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},
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"go_this_is_a_very_deep_metric_metrics",
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},
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{
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metrics.Description{
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Name: "/this*is*an*invalid...:µname",
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Kind: metrics.KindUint64,
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},
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"",
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},
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{
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metrics.Description{
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Name: "/this/is/a/valid/name:objects",
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Kind: metrics.KindBad,
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},
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"",
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},
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}
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for _, test := range tests {
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ns, ss, n, ok := RuntimeMetricsToProm(&test.got)
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name := ns + "_" + ss + "_" + n
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if test.expect == "" && ok {
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t.Errorf("bad input expected a bad output: input %s, got %s", test.got.Name, name)
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continue
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}
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if test.expect != "" && !ok {
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t.Errorf("unexpected bad output on good input: input %s", test.got.Name)
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continue
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}
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if test.expect != "" && name != test.expect {
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t.Errorf("expected %s, got %s", test.expect, name)
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continue
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}
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}
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}
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