1// Copyright The OpenTelemetry Authors 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS, 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15package extensionhelper 16 17import ( 18 "context" 19 "testing" 20 21 "github.com/stretchr/testify/assert" 22 23 "go.opentelemetry.io/collector/component" 24 "go.opentelemetry.io/collector/component/componenttest" 25 "go.opentelemetry.io/collector/config" 26) 27 28const typeStr = "test" 29 30var ( 31 defaultCfg = config.NewExtensionSettings(config.NewID(typeStr)) 32 nopExtensionInstance = new(nopExtension) 33) 34 35func TestNewFactory(t *testing.T) { 36 factory := NewFactory( 37 typeStr, 38 defaultConfig, 39 createExtension) 40 assert.EqualValues(t, typeStr, factory.Type()) 41 assert.EqualValues(t, &defaultCfg, factory.CreateDefaultConfig()) 42 ext, err := factory.CreateExtension(context.Background(), componenttest.NewNopExtensionCreateSettings(), &defaultCfg) 43 assert.NoError(t, err) 44 assert.Same(t, nopExtensionInstance, ext) 45} 46 47func defaultConfig() config.Extension { 48 return &defaultCfg 49} 50 51func createExtension(context.Context, component.ExtensionCreateSettings, config.Extension) (component.Extension, error) { 52 return nopExtensionInstance, nil 53} 54 55type nopExtension struct { 56} 57 58func (ne *nopExtension) Start(context.Context, component.Host) error { 59 return nil 60} 61 62// Shutdown stops the exporter and is invoked during shutdown. 63func (ne *nopExtension) Shutdown(context.Context) error { 64 return nil 65} 66