prometheus/rules/origin_test.go
Bryan Boreham 3f7ba22bde rules: two places need to call EmptyLabels
Can't assume nil is a valid value.

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
2023-02-22 15:14:07 +00:00

52 lines
2.0 KiB
Go

// Copyright 2023 The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package rules
import (
"context"
"net/url"
"testing"
"time"
"github.com/stretchr/testify/require"
"github.com/prometheus/prometheus/model/labels"
"github.com/prometheus/prometheus/promql"
"github.com/prometheus/prometheus/promql/parser"
)
type unknownRule struct{}
func (u unknownRule) Name() string { return "" }
func (u unknownRule) Labels() labels.Labels { return labels.EmptyLabels() }
func (u unknownRule) Eval(ctx context.Context, time time.Time, queryFunc QueryFunc, url *url.URL, i int) (promql.Vector, error) {
return nil, nil
}
func (u unknownRule) String() string { return "" }
func (u unknownRule) Query() parser.Expr { return nil }
func (u unknownRule) SetLastError(err error) {}
func (u unknownRule) LastError() error { return nil }
func (u unknownRule) SetHealth(health RuleHealth) {}
func (u unknownRule) Health() RuleHealth { return "" }
func (u unknownRule) SetEvaluationDuration(duration time.Duration) {}
func (u unknownRule) GetEvaluationDuration() time.Duration { return 0 }
func (u unknownRule) SetEvaluationTimestamp(time time.Time) {}
func (u unknownRule) GetEvaluationTimestamp() time.Time { return time.Time{} }
func TestNewRuleDetailPanics(t *testing.T) {
require.PanicsWithValue(t, `unknown rule type "rules.unknownRule"`, func() {
NewRuleDetail(unknownRule{})
})
}