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