70 lines
2.4 KiB
Go
70 lines
2.4 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"
|
|
"errors"
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
|
|
"go.opentelemetry.io/collector/component"
|
|
"go.opentelemetry.io/collector/config"
|
|
"go.opentelemetry.io/collector/consumer/consumertest"
|
|
"go.opentelemetry.io/collector/internal/testdata"
|
|
)
|
|
|
|
func verifyTracesProcessorDoesntProduceAfterShutdown(t *testing.T, factory component.ProcessorFactory, cfg config.Processor) {
|
|
// Create a processor and output its produce to a sink.
|
|
nextSink := new(consumertest.TracesSink)
|
|
processor, err := factory.CreateTracesProcessor(
|
|
context.Background(),
|
|
NewNopProcessorCreateSettings(),
|
|
cfg,
|
|
nextSink,
|
|
)
|
|
if err != nil {
|
|
if errors.Is(err, component.ErrDataTypeIsNotSupported) {
|
|
return
|
|
}
|
|
require.NoError(t, err)
|
|
}
|
|
err = processor.Start(context.Background(), NewNopHost())
|
|
assert.NoError(t, err)
|
|
|
|
// Send some traces to the processor.
|
|
const generatedCount = 10
|
|
for i := 0; i < generatedCount; i++ {
|
|
require.NoError(t, processor.ConsumeTraces(context.Background(), testdata.GenerateTracesOneSpan()))
|
|
}
|
|
|
|
// Now shutdown the processor.
|
|
err = processor.Shutdown(context.Background())
|
|
assert.NoError(t, err)
|
|
|
|
// The Shutdown() is done. It means the processor must have sent everything we
|
|
// gave it to the next sink.
|
|
assert.EqualValues(t, generatedCount, nextSink.SpanCount())
|
|
}
|
|
|
|
// VerifyProcessorShutdown verifies the processor doesn't produce telemetry data after shutdown.
|
|
func VerifyProcessorShutdown(t *testing.T, factory component.ProcessorFactory, cfg config.Processor) {
|
|
verifyTracesProcessorDoesntProduceAfterShutdown(t, factory, cfg)
|
|
// TODO: add metrics and logs verification.
|
|
// TODO: add other shutdown verifications.
|
|
}
|