256 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			256 lines
		
	
	
		
			13 KiB
		
	
	
	
		
			Go
		
	
	
	
// Copyright The OpenTelemetry Authors
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// SPDX-License-Identifier: Apache-2.0
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package connector // import "go.opentelemetry.io/collector/connector"
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import (
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	"context"
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	"testing"
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	"github.com/stretchr/testify/assert"
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	"go.opentelemetry.io/collector/component"
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	"go.opentelemetry.io/collector/connector/internal"
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	"go.opentelemetry.io/collector/consumer"
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	"go.opentelemetry.io/collector/consumer/consumertest"
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)
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var (
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	testType = component.MustNewType("test")
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	testID   = component.MustNewIDWithName("type", "name")
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)
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func TestNewFactoryNoOptions(t *testing.T) {
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	defaultCfg := struct{}{}
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	factory := NewFactory(testType, func() component.Config { return &defaultCfg })
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	assert.EqualValues(t, testType, factory.Type())
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	assert.EqualValues(t, &defaultCfg, factory.CreateDefaultConfig())
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	_, err := factory.CreateTracesToTraces(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeTraces, component.DataTypeTraces))
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	_, err = factory.CreateTracesToMetrics(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeTraces, component.DataTypeMetrics))
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	_, err = factory.CreateTracesToLogs(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeTraces, component.DataTypeLogs))
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	_, err = factory.CreateMetricsToTraces(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeMetrics, component.DataTypeTraces))
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	_, err = factory.CreateMetricsToMetrics(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeMetrics, component.DataTypeMetrics))
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	_, err = factory.CreateMetricsToLogs(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeMetrics, component.DataTypeLogs))
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	_, err = factory.CreateLogsToTraces(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeLogs, component.DataTypeTraces))
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	_, err = factory.CreateLogsToMetrics(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeLogs, component.DataTypeMetrics))
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	_, err = factory.CreateLogsToLogs(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeLogs, component.DataTypeLogs))
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}
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func TestNewFactoryWithSameTypes(t *testing.T) {
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	defaultCfg := struct{}{}
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	factory := NewFactory(testType, func() component.Config { return &defaultCfg },
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		WithTracesToTraces(createTracesToTraces, component.StabilityLevelAlpha),
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		WithMetricsToMetrics(createMetricsToMetrics, component.StabilityLevelBeta),
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		WithLogsToLogs(createLogsToLogs, component.StabilityLevelUnmaintained))
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	assert.EqualValues(t, testType, factory.Type())
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	assert.EqualValues(t, &defaultCfg, factory.CreateDefaultConfig())
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	assert.Equal(t, component.StabilityLevelAlpha, factory.TracesToTracesStability())
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	_, err := factory.CreateTracesToTraces(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelBeta, factory.MetricsToMetricsStability())
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	_, err = factory.CreateMetricsToMetrics(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelUnmaintained, factory.LogsToLogsStability())
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	_, err = factory.CreateLogsToLogs(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	_, err = factory.CreateTracesToMetrics(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeTraces, component.DataTypeMetrics))
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	_, err = factory.CreateTracesToLogs(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeTraces, component.DataTypeLogs))
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	_, err = factory.CreateMetricsToTraces(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeMetrics, component.DataTypeTraces))
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	_, err = factory.CreateMetricsToLogs(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeMetrics, component.DataTypeLogs))
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	_, err = factory.CreateLogsToTraces(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeLogs, component.DataTypeTraces))
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	_, err = factory.CreateLogsToMetrics(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeLogs, component.DataTypeMetrics))
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}
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func TestNewFactoryWithTranslateTypes(t *testing.T) {
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	defaultCfg := struct{}{}
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	factory := NewFactory(testType, func() component.Config { return &defaultCfg },
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		WithTracesToMetrics(createTracesToMetrics, component.StabilityLevelDevelopment),
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		WithTracesToLogs(createTracesToLogs, component.StabilityLevelAlpha),
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		WithMetricsToTraces(createMetricsToTraces, component.StabilityLevelBeta),
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		WithMetricsToLogs(createMetricsToLogs, component.StabilityLevelStable),
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		WithLogsToTraces(createLogsToTraces, component.StabilityLevelDeprecated),
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		WithLogsToMetrics(createLogsToMetrics, component.StabilityLevelUnmaintained))
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	assert.EqualValues(t, testType, factory.Type())
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	assert.EqualValues(t, &defaultCfg, factory.CreateDefaultConfig())
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	_, err := factory.CreateTracesToTraces(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeTraces, component.DataTypeTraces))
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	_, err = factory.CreateMetricsToMetrics(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeMetrics, component.DataTypeMetrics))
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	_, err = factory.CreateLogsToLogs(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.Equal(t, err, internal.ErrDataTypes(testID, component.DataTypeLogs, component.DataTypeLogs))
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	assert.Equal(t, component.StabilityLevelDevelopment, factory.TracesToMetricsStability())
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	_, err = factory.CreateTracesToMetrics(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelAlpha, factory.TracesToLogsStability())
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	_, err = factory.CreateTracesToLogs(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelBeta, factory.MetricsToTracesStability())
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	_, err = factory.CreateMetricsToTraces(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelStable, factory.MetricsToLogsStability())
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	_, err = factory.CreateMetricsToLogs(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelDeprecated, factory.LogsToTracesStability())
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	_, err = factory.CreateLogsToTraces(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelUnmaintained, factory.LogsToMetricsStability())
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	_, err = factory.CreateLogsToMetrics(context.Background(), Settings{ID: testID}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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}
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func TestNewFactoryWithAllTypes(t *testing.T) {
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	defaultCfg := struct{}{}
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	factory := NewFactory(testType, func() component.Config { return &defaultCfg },
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		WithTracesToTraces(createTracesToTraces, component.StabilityLevelAlpha),
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		WithTracesToMetrics(createTracesToMetrics, component.StabilityLevelDevelopment),
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		WithTracesToLogs(createTracesToLogs, component.StabilityLevelAlpha),
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		WithMetricsToTraces(createMetricsToTraces, component.StabilityLevelBeta),
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		WithMetricsToMetrics(createMetricsToMetrics, component.StabilityLevelBeta),
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		WithMetricsToLogs(createMetricsToLogs, component.StabilityLevelStable),
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		WithLogsToTraces(createLogsToTraces, component.StabilityLevelDeprecated),
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		WithLogsToMetrics(createLogsToMetrics, component.StabilityLevelUnmaintained),
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		WithLogsToLogs(createLogsToLogs, component.StabilityLevelUnmaintained))
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	assert.EqualValues(t, testType, factory.Type())
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	assert.EqualValues(t, &defaultCfg, factory.CreateDefaultConfig())
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	assert.Equal(t, component.StabilityLevelAlpha, factory.TracesToTracesStability())
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	_, err := factory.CreateTracesToTraces(context.Background(), Settings{}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelDevelopment, factory.TracesToMetricsStability())
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	_, err = factory.CreateTracesToMetrics(context.Background(), Settings{}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelAlpha, factory.TracesToLogsStability())
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	_, err = factory.CreateTracesToLogs(context.Background(), Settings{}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelBeta, factory.MetricsToTracesStability())
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	_, err = factory.CreateMetricsToTraces(context.Background(), Settings{}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelBeta, factory.MetricsToMetricsStability())
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	_, err = factory.CreateMetricsToMetrics(context.Background(), Settings{}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelStable, factory.MetricsToLogsStability())
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	_, err = factory.CreateMetricsToLogs(context.Background(), Settings{}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelDeprecated, factory.LogsToTracesStability())
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	_, err = factory.CreateLogsToTraces(context.Background(), Settings{}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelUnmaintained, factory.LogsToMetricsStability())
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	_, err = factory.CreateLogsToMetrics(context.Background(), Settings{}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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	assert.Equal(t, component.StabilityLevelUnmaintained, factory.LogsToLogsStability())
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	_, err = factory.CreateLogsToLogs(context.Background(), Settings{}, &defaultCfg, consumertest.NewNop())
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	assert.NoError(t, err)
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}
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func TestMakeFactoryMap(t *testing.T) {
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	type testCase struct {
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		name string
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		in   []Factory
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		out  map[component.Type]Factory
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	}
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	p1 := NewFactory(component.MustNewType("p1"), nil)
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	p2 := NewFactory(component.MustNewType("p2"), nil)
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	testCases := []testCase{
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		{
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			name: "different names",
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			in:   []Factory{p1, p2},
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			out: map[component.Type]Factory{
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				p1.Type(): p1,
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				p2.Type(): p2,
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			},
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		},
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		{
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			name: "same name",
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			in:   []Factory{p1, p2, NewFactory(component.MustNewType("p1"), nil)},
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		},
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	}
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	for i := range testCases {
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		tt := testCases[i]
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		t.Run(tt.name, func(t *testing.T) {
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			out, err := MakeFactoryMap(tt.in...)
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			if tt.out == nil {
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				assert.Error(t, err)
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				return
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			}
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			assert.NoError(t, err)
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			assert.Equal(t, tt.out, out)
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		})
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	}
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}
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var nopInstance = &nopConnector{
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	Consumer: consumertest.NewNop(),
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}
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// nopConnector stores consumed traces and metrics for testing purposes.
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type nopConnector struct {
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	component.StartFunc
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	component.ShutdownFunc
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	consumertest.Consumer
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}
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func createTracesToTraces(context.Context, Settings, component.Config, consumer.Traces) (Traces, error) {
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	return nopInstance, nil
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}
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func createTracesToMetrics(context.Context, Settings, component.Config, consumer.Metrics) (Traces, error) {
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	return nopInstance, nil
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}
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func createTracesToLogs(context.Context, Settings, component.Config, consumer.Logs) (Traces, error) {
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	return nopInstance, nil
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}
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func createMetricsToTraces(context.Context, Settings, component.Config, consumer.Traces) (Metrics, error) {
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	return nopInstance, nil
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}
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func createMetricsToMetrics(context.Context, Settings, component.Config, consumer.Metrics) (Metrics, error) {
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	return nopInstance, nil
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}
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func createMetricsToLogs(context.Context, Settings, component.Config, consumer.Logs) (Metrics, error) {
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	return nopInstance, nil
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}
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func createLogsToTraces(context.Context, Settings, component.Config, consumer.Traces) (Logs, error) {
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	return nopInstance, nil
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}
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func createLogsToMetrics(context.Context, Settings, component.Config, consumer.Metrics) (Logs, error) {
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	return nopInstance, nil
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}
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func createLogsToLogs(context.Context, Settings, component.Config, consumer.Logs) (Logs, error) {
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	return nopInstance, nil
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}
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