opentelemetry-collector/component/extension_test.go

51 lines
1.6 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 component
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
"go.opentelemetry.io/collector/config"
)
type nopExtension struct {
StartFunc
ShutdownFunc
}
func TestNewExtensionFactory(t *testing.T) {
const typeStr = "test"
defaultCfg := config.NewExtensionSettings(config.NewComponentID(typeStr))
nopExtensionInstance := new(nopExtension)
factory := NewExtensionFactory(
typeStr,
func() config.Extension { return &defaultCfg },
func(ctx context.Context, settings ExtensionCreateSettings, extension config.Extension) (Extension, error) {
return nopExtensionInstance, nil
},
StabilityLevelInDevelopment)
assert.EqualValues(t, typeStr, factory.Type())
assert.EqualValues(t, &defaultCfg, factory.CreateDefaultConfig())
assert.Equal(t, StabilityLevelInDevelopment, factory.ExtensionStability())
ext, err := factory.CreateExtension(context.Background(), ExtensionCreateSettings{}, &defaultCfg)
assert.NoError(t, err)
assert.Same(t, nopExtensionInstance, ext)
}