opentelemetry-collector/internal/fanoutconsumer/logs_test.go

249 lines
7.1 KiB
Go

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package fanoutconsumer
import (
"context"
"errors"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/collector/consumer"
"go.opentelemetry.io/collector/consumer/consumertest"
"go.opentelemetry.io/collector/pdata/testdata"
)
func TestLogsNotMultiplexing(t *testing.T) {
nop := consumertest.NewNop()
lfc := NewLogs([]consumer.Logs{nop})
assert.Same(t, nop, lfc)
}
func TestLogsNotMultiplexingMutating(t *testing.T) {
p := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
lfc := NewLogs([]consumer.Logs{p})
assert.True(t, lfc.Capabilities().MutatesData)
}
func TestLogsMultiplexingNonMutating(t *testing.T) {
p1 := new(consumertest.LogsSink)
p2 := new(consumertest.LogsSink)
p3 := new(consumertest.LogsSink)
lfc := NewLogs([]consumer.Logs{p1, p2, p3})
assert.False(t, lfc.Capabilities().MutatesData)
ld := testdata.GenerateLogs(1)
for i := 0; i < 2; i++ {
err := lfc.ConsumeLogs(context.Background(), ld)
if err != nil {
t.Errorf("Wanted nil got error")
return
}
}
assert.Equal(t, ld, p1.AllLogs()[0])
assert.Equal(t, ld, p1.AllLogs()[1])
assert.EqualValues(t, ld, p1.AllLogs()[0])
assert.EqualValues(t, ld, p1.AllLogs()[1])
assert.Equal(t, ld, p2.AllLogs()[0])
assert.Equal(t, ld, p2.AllLogs()[1])
assert.EqualValues(t, ld, p2.AllLogs()[0])
assert.EqualValues(t, ld, p2.AllLogs()[1])
assert.Equal(t, ld, p3.AllLogs()[0])
assert.Equal(t, ld, p3.AllLogs()[1])
assert.EqualValues(t, ld, p3.AllLogs()[0])
assert.EqualValues(t, ld, p3.AllLogs()[1])
// The data should be marked as read only.
assert.True(t, ld.IsReadOnly())
}
func TestLogsMultiplexingMutating(t *testing.T) {
p1 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
p2 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
p3 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
lfc := NewLogs([]consumer.Logs{p1, p2, p3})
assert.True(t, lfc.Capabilities().MutatesData)
ld := testdata.GenerateLogs(1)
for i := 0; i < 2; i++ {
err := lfc.ConsumeLogs(context.Background(), ld)
if err != nil {
t.Errorf("Wanted nil got error")
return
}
}
assert.NotSame(t, ld, p1.AllLogs()[0])
assert.NotSame(t, ld, p1.AllLogs()[1])
assert.EqualValues(t, ld, p1.AllLogs()[0])
assert.EqualValues(t, ld, p1.AllLogs()[1])
assert.NotSame(t, ld, p2.AllLogs()[0])
assert.NotSame(t, ld, p2.AllLogs()[1])
assert.EqualValues(t, ld, p2.AllLogs()[0])
assert.EqualValues(t, ld, p2.AllLogs()[1])
// For this consumer, will receive the initial data.
assert.Equal(t, ld, p3.AllLogs()[0])
assert.Equal(t, ld, p3.AllLogs()[1])
assert.EqualValues(t, ld, p3.AllLogs()[0])
assert.EqualValues(t, ld, p3.AllLogs()[1])
// The data should not be marked as read only.
assert.False(t, ld.IsReadOnly())
}
func TestReadOnlyLogsMultiplexingMutating(t *testing.T) {
p1 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
p2 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
p3 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
lfc := NewLogs([]consumer.Logs{p1, p2, p3})
assert.True(t, lfc.Capabilities().MutatesData)
ldOrig := testdata.GenerateLogs(1)
ld := testdata.GenerateLogs(1)
ld.MarkReadOnly()
for i := 0; i < 2; i++ {
err := lfc.ConsumeLogs(context.Background(), ld)
if err != nil {
t.Errorf("Wanted nil got error")
return
}
}
// All consumers should receive the cloned data.
assert.NotEqual(t, ld, p1.AllLogs()[0])
assert.NotEqual(t, ld, p1.AllLogs()[1])
assert.EqualValues(t, ldOrig, p1.AllLogs()[0])
assert.EqualValues(t, ldOrig, p1.AllLogs()[1])
assert.NotEqual(t, ld, p2.AllLogs()[0])
assert.NotEqual(t, ld, p2.AllLogs()[1])
assert.EqualValues(t, ldOrig, p2.AllLogs()[0])
assert.EqualValues(t, ldOrig, p2.AllLogs()[1])
assert.NotEqual(t, ld, p3.AllLogs()[0])
assert.NotEqual(t, ld, p3.AllLogs()[1])
assert.EqualValues(t, ldOrig, p3.AllLogs()[0])
assert.EqualValues(t, ldOrig, p3.AllLogs()[1])
}
func TestLogsMultiplexingMixLastMutating(t *testing.T) {
p1 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
p2 := new(consumertest.LogsSink)
p3 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
lfc := NewLogs([]consumer.Logs{p1, p2, p3})
assert.False(t, lfc.Capabilities().MutatesData)
ld := testdata.GenerateLogs(1)
for i := 0; i < 2; i++ {
err := lfc.ConsumeLogs(context.Background(), ld)
if err != nil {
t.Errorf("Wanted nil got error")
return
}
}
assert.NotSame(t, ld, p1.AllLogs()[0])
assert.NotSame(t, ld, p1.AllLogs()[1])
assert.EqualValues(t, ld, p1.AllLogs()[0])
assert.EqualValues(t, ld, p1.AllLogs()[1])
// For this consumer, will receive the initial data.
assert.Equal(t, ld, p2.AllLogs()[0])
assert.Equal(t, ld, p2.AllLogs()[1])
assert.EqualValues(t, ld, p2.AllLogs()[0])
assert.EqualValues(t, ld, p2.AllLogs()[1])
// For this consumer, will clone the initial data.
assert.NotSame(t, ld, p3.AllLogs()[0])
assert.NotSame(t, ld, p3.AllLogs()[1])
assert.EqualValues(t, ld, p3.AllLogs()[0])
assert.EqualValues(t, ld, p3.AllLogs()[1])
// The data should not be marked as read only.
assert.False(t, ld.IsReadOnly())
}
func TestLogsMultiplexingMixLastNonMutating(t *testing.T) {
p1 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
p2 := &mutatingLogsSink{LogsSink: new(consumertest.LogsSink)}
p3 := new(consumertest.LogsSink)
lfc := NewLogs([]consumer.Logs{p1, p2, p3})
assert.False(t, lfc.Capabilities().MutatesData)
ld := testdata.GenerateLogs(1)
for i := 0; i < 2; i++ {
err := lfc.ConsumeLogs(context.Background(), ld)
if err != nil {
t.Errorf("Wanted nil got error")
return
}
}
assert.NotSame(t, ld, p1.AllLogs()[0])
assert.NotSame(t, ld, p1.AllLogs()[1])
assert.EqualValues(t, ld, p1.AllLogs()[0])
assert.EqualValues(t, ld, p1.AllLogs()[1])
assert.NotSame(t, ld, p2.AllLogs()[0])
assert.NotSame(t, ld, p2.AllLogs()[1])
assert.EqualValues(t, ld, p2.AllLogs()[0])
assert.EqualValues(t, ld, p2.AllLogs()[1])
// For this consumer, will receive the initial data.
assert.Equal(t, ld, p3.AllLogs()[0])
assert.Equal(t, ld, p3.AllLogs()[1])
assert.EqualValues(t, ld, p3.AllLogs()[0])
assert.EqualValues(t, ld, p3.AllLogs()[1])
// The data should not be marked as read only.
assert.False(t, ld.IsReadOnly())
}
func TestLogsWhenErrors(t *testing.T) {
p1 := mutatingErr{Consumer: consumertest.NewErr(errors.New("my error"))}
p2 := consumertest.NewErr(errors.New("my error"))
p3 := new(consumertest.LogsSink)
lfc := NewLogs([]consumer.Logs{p1, p2, p3})
ld := testdata.GenerateLogs(1)
for i := 0; i < 2; i++ {
require.Error(t, lfc.ConsumeLogs(context.Background(), ld))
}
assert.Equal(t, ld, p3.AllLogs()[0])
assert.Equal(t, ld, p3.AllLogs()[1])
assert.EqualValues(t, ld, p3.AllLogs()[0])
assert.EqualValues(t, ld, p3.AllLogs()[1])
}
type mutatingLogsSink struct {
*consumertest.LogsSink
}
func (mts *mutatingLogsSink) Capabilities() consumer.Capabilities {
return consumer.Capabilities{MutatesData: true}
}
type mutatingErr struct {
consumertest.Consumer
}
func (mts mutatingErr) Capabilities() consumer.Capabilities {
return consumer.Capabilities{MutatesData: true}
}