opentelemetry-collector/processor/spanprocessor/factory_test.go

111 lines
3.1 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 spanprocessor
import (
"context"
"fmt"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.uber.org/zap"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/config/configcheck"
"go.opentelemetry.io/collector/config/configerror"
"go.opentelemetry.io/collector/config/configmodels"
"go.opentelemetry.io/collector/exporter/exportertest"
)
func TestFactory_Type(t *testing.T) {
factory := &Factory{}
assert.Equal(t, factory.Type(), configmodels.Type(typeStr))
}
func TestFactory_CreateDefaultConfig(t *testing.T) {
factory := &Factory{}
cfg := factory.CreateDefaultConfig()
assert.NoError(t, configcheck.ValidateConfig(cfg))
// Check the values of the default configuration.
assert.NotNil(t, cfg)
assert.Equal(t, configmodels.Type(typeStr), cfg.Type())
assert.Equal(t, typeStr, cfg.Name())
}
func TestFactory_CreateTraceProcessor(t *testing.T) {
factory := &Factory{}
cfg := factory.CreateDefaultConfig()
oCfg := cfg.(*Config)
// Name.FromAttributes field needs to be set for the configuration to be valid.
oCfg.Rename.FromAttributes = []string{"test-key"}
tp, err := factory.CreateTraceProcessor(
context.Background(), component.ProcessorCreateParams{Logger: zap.NewNop()}, exportertest.NewNopTraceExporter(), oCfg)
require.Nil(t, err)
assert.NotNil(t, tp)
}
// TestFactory_CreateTraceProcessor_InvalidConfig ensures the default configuration
// returns an error.
func TestFactory_CreateTraceProcessor_InvalidConfig(t *testing.T) {
factory := &Factory{}
testcases := []struct {
name string
cfg Name
err error
}{
{
name: "missing_config",
err: errMissingRequiredField,
},
{
name: "invalid_regexp",
cfg: Name{
ToAttributes: &ToAttributes{
Rules: []string{"\\"},
},
},
err: fmt.Errorf("invalid regexp pattern \\"),
},
}
for _, test := range testcases {
t.Run(test.name, func(t *testing.T) {
cfg := factory.CreateDefaultConfig().(*Config)
cfg.Rename = test.cfg
tp, err := factory.CreateTraceProcessor(
context.Background(), component.ProcessorCreateParams{Logger: zap.NewNop()}, exportertest.NewNopTraceExporter(), cfg)
require.Nil(t, tp)
assert.EqualValues(t, err, test.err)
})
}
}
func TestFactory_CreateMetricProcessor(t *testing.T) {
factory := &Factory{}
cfg := factory.CreateDefaultConfig()
mp, err := factory.CreateMetricsProcessor(
context.Background(), component.ProcessorCreateParams{Logger: zap.NewNop()}, nil, cfg)
require.Nil(t, mp)
assert.Equal(t, err, configerror.ErrDataTypeIsNotSupported)
}