opentelemetry-collector/component/componenttest/nop_extension.go

57 lines
1.9 KiB
Go

// 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 componenttest // import "go.opentelemetry.io/collector/component/componenttest"
import (
"context"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/config"
)
// NewNopExtensionCreateSettings returns a new nop settings for Create*Extension functions.
func NewNopExtensionCreateSettings() component.ExtensionCreateSettings {
return component.ExtensionCreateSettings{
TelemetrySettings: NewNopTelemetrySettings(),
BuildInfo: component.NewDefaultBuildInfo(),
}
}
type nopExtensionConfig struct {
config.ExtensionSettings `mapstructure:",squash"` // squash ensures fields are correctly decoded in embedded struct
}
// NewNopExtensionFactory returns a component.ExtensionFactory that constructs nop extensions.
func NewNopExtensionFactory() component.ExtensionFactory {
return component.NewExtensionFactory(
"nop",
func() component.ExtensionConfig {
return &nopExtensionConfig{
ExtensionSettings: config.NewExtensionSettings(component.NewID("nop")),
}
},
func(context.Context, component.ExtensionCreateSettings, component.ExtensionConfig) (component.Extension, error) {
return nopExtensionInstance, nil
},
component.StabilityLevelStable)
}
var nopExtensionInstance = &nopExtension{}
// nopExtension stores consumed traces and metrics for testing purposes.
type nopExtension struct {
nopComponent
}