151 lines
6.3 KiB
Go
151 lines
6.3 KiB
Go
/*
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Copyright 2025 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 validation
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import (
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"strings"
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"testing"
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"k8s.io/component-base/metrics/legacyregistry"
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"k8s.io/component-base/metrics/testutil"
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)
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// TestDeclarativeValidationMismatchMetric tests that the mismatch metric correctly increments once
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func TestDeclarativeValidationMismatchMetric(t *testing.T) {
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defer legacyregistry.Reset()
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defer ResetValidationMetricsInstance()
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// Increment the metric once
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Metrics.IncDeclarativeValidationMismatchMetric()
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expected := `
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# HELP apiserver_validation_declarative_validation_mismatch_total [BETA] Number of times declarative validation results differed from handwritten validation results for core types.
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# TYPE apiserver_validation_declarative_validation_mismatch_total counter
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apiserver_validation_declarative_validation_mismatch_total 1
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`
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if err := testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(expected), "declarative_validation_mismatch_total"); err != nil {
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t.Fatal(err)
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}
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}
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// TestDeclarativeValidationPanicMetric tests that the panic metric correctly increments once
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func TestDeclarativeValidationPanicMetric(t *testing.T) {
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defer legacyregistry.Reset()
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defer ResetValidationMetricsInstance()
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// Increment the metric once
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Metrics.IncDeclarativeValidationPanicMetric()
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expected := `
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# HELP apiserver_validation_declarative_validation_panic_total [BETA] Number of times declarative validation has panicked during validation.
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# TYPE apiserver_validation_declarative_validation_panic_total counter
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apiserver_validation_declarative_validation_panic_total 1
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`
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if err := testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(expected), "declarative_validation_panic_total"); err != nil {
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t.Fatal(err)
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}
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}
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// TestDeclarativeValidationMismatchMetricMultiple tests that the mismatch metric correctly increments multiple times
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func TestDeclarativeValidationMismatchMetricMultiple(t *testing.T) {
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defer legacyregistry.Reset()
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defer ResetValidationMetricsInstance()
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// Increment the metric three times
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Metrics.IncDeclarativeValidationMismatchMetric()
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Metrics.IncDeclarativeValidationMismatchMetric()
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Metrics.IncDeclarativeValidationMismatchMetric()
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expected := `
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# HELP apiserver_validation_declarative_validation_mismatch_total [BETA] Number of times declarative validation results differed from handwritten validation results for core types.
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# TYPE apiserver_validation_declarative_validation_mismatch_total counter
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apiserver_validation_declarative_validation_mismatch_total 3
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`
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if err := testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(expected), "declarative_validation_mismatch_total"); err != nil {
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t.Fatal(err)
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}
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}
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// TestDeclarativeValidationPanicMetricMultiple tests that the panic metric correctly increments multiple times
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func TestDeclarativeValidationPanicMetricMultiple(t *testing.T) {
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defer legacyregistry.Reset()
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defer ResetValidationMetricsInstance()
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// Increment the metric three times
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Metrics.IncDeclarativeValidationPanicMetric()
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Metrics.IncDeclarativeValidationPanicMetric()
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Metrics.IncDeclarativeValidationPanicMetric()
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expected := `
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# HELP apiserver_validation_declarative_validation_panic_total [BETA] Number of times declarative validation has panicked during validation.
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# TYPE apiserver_validation_declarative_validation_panic_total counter
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apiserver_validation_declarative_validation_panic_total 3
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`
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if err := testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(expected), "declarative_validation_panic_total"); err != nil {
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t.Fatal(err)
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}
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}
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// TestDeclarativeValidationMetricsReset tests that the Reset function correctly resets the metrics to zero
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func TestDeclarativeValidationMetricsReset(t *testing.T) {
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defer legacyregistry.Reset()
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defer ResetValidationMetricsInstance()
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// Increment both metrics
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Metrics.IncDeclarativeValidationMismatchMetric()
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Metrics.IncDeclarativeValidationPanicMetric()
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// Reset the metrics
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Metrics.Reset()
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// Verify they've been reset to zero
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expected := `
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# HELP apiserver_validation_declarative_validation_mismatch_total [BETA] Number of times declarative validation results differed from handwritten validation results for core types.
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# TYPE apiserver_validation_declarative_validation_mismatch_total counter
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apiserver_validation_declarative_validation_mismatch_total 0
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# HELP apiserver_validation_declarative_validation_panic_total [BETA] Number of times declarative validation has panicked during validation.
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# TYPE apiserver_validation_declarative_validation_panic_total counter
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apiserver_validation_declarative_validation_panic_total 0
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`
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if err := testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(expected), "declarative_validation_mismatch_total", "declarative_validation_panic_total"); err != nil {
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t.Fatal(err)
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}
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// Increment the metrics again to ensure they're still functional
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Metrics.IncDeclarativeValidationMismatchMetric()
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Metrics.IncDeclarativeValidationPanicMetric()
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// Verify they've been incremented correctly
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expected = `
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# HELP apiserver_validation_declarative_validation_mismatch_total [BETA] Number of times declarative validation results differed from handwritten validation results for core types.
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# TYPE apiserver_validation_declarative_validation_mismatch_total counter
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apiserver_validation_declarative_validation_mismatch_total 1
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# HELP apiserver_validation_declarative_validation_panic_total [BETA] Number of times declarative validation has panicked during validation.
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# TYPE apiserver_validation_declarative_validation_panic_total counter
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apiserver_validation_declarative_validation_panic_total 1
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`
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if err := testutil.GatherAndCompare(legacyregistry.DefaultGatherer, strings.NewReader(expected), "declarative_validation_mismatch_total", "declarative_validation_panic_total"); err != nil {
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t.Fatal(err)
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}
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}
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