/
confg_test.go
76 lines (69 loc) · 1.73 KB
/
confg_test.go
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// Copyright The OpenTelemetry 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 prometheus // import "go.opentelemetry.io/otel/exporters/prometheus"
import (
"testing"
"github.com/prometheus/client_golang/prometheus"
"github.com/stretchr/testify/assert"
)
func TestNewConfig(t *testing.T) {
registry := prometheus.NewRegistry()
testCases := []struct {
name string
options []Option
wantConfig config
}{
{
name: "Default",
options: nil,
wantConfig: config{
registerer: prometheus.DefaultRegisterer,
},
},
{
name: "WithRegisterer",
options: []Option{
WithRegisterer(registry),
},
wantConfig: config{
registerer: registry,
},
},
{
name: "nil options do nothing",
options: []Option{
WithRegisterer(nil),
},
wantConfig: config{
registerer: prometheus.DefaultRegisterer,
},
},
{
name: "without target_info metric",
options: []Option{
WithoutTargetInfo(),
},
wantConfig: config{
registerer: prometheus.DefaultRegisterer,
disableTargetInfo: true,
},
},
}
for _, tt := range testCases {
t.Run(tt.name, func(t *testing.T) {
cfg := newConfig(tt.options...)
assert.Equal(t, tt.wantConfig, cfg)
})
}
}