prometheus/rules/alerting_test.go

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// Copyright 2016 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 (
"testing"
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"github.com/prometheus/prometheus/pkg/labels"
"github.com/prometheus/prometheus/promql"
)
func TestAlertingRuleHTMLSnippet(t *testing.T) {
expr, err := promql.ParseExpr(`foo{html="<b>BOLD<b>"}`)
if err != nil {
t.Fatal(err)
}
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rule := NewAlertingRule("testrule", expr, 0, labels.FromStrings("html", "<b>BOLD</b>"), labels.FromStrings("html", "<b>BOLD</b>"))
const want = `ALERT <a href="/test/prefix/graph?g0.expr=ALERTS%7Balertname%3D%22testrule%22%7D&g0.tab=0">testrule</a>
IF <a href="/test/prefix/graph?g0.expr=foo%7Bhtml%3D%22%3Cb%3EBOLD%3Cb%3E%22%7D&g0.tab=0">foo{html=&#34;&lt;b&gt;BOLD&lt;b&gt;&#34;}</a>
LABELS {html=&#34;&lt;b&gt;BOLD&lt;/b&gt;&#34;}
ANNOTATIONS {html=&#34;&lt;b&gt;BOLD&lt;/b&gt;&#34;}`
got := rule.HTMLSnippet("/test/prefix")
if got != want {
t.Fatalf("incorrect HTML snippet; want:\n\n|%v|\n\ngot:\n\n|%v|", want, got)
}
}