youtubebeat/vendor/github.com/elastic/beats/libbeat/autodiscover/builder_test.go

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2018-11-18 11:08:38 +01:00
// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you 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 autodiscover
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/elastic/beats/libbeat/common"
"github.com/elastic/beats/libbeat/common/bus"
)
type fakeBuilder struct{}
func (f *fakeBuilder) CreateConfig(event bus.Event) []*common.Config {
return []*common.Config{common.NewConfig()}
}
func newFakeBuilder(_ *common.Config) (Builder, error) {
return &fakeBuilder{}, nil
}
func TestBuilderRegistry(t *testing.T) {
// Add a new builder
reg := NewRegistry()
reg.AddBuilder("fake", newFakeBuilder)
// Check if that builder is available in registry
b := reg.GetBuilder("fake")
assert.NotNil(t, b)
// Generate a config with type fake
config := BuilderConfig{
Type: "fake",
}
cfg, err := common.NewConfigFrom(&config)
// Make sure that config building doesn't fail
assert.Nil(t, err)
builder, err := reg.BuildBuilder(cfg)
assert.Nil(t, err)
assert.NotNil(t, builder)
// Try to create a config with fake builder and assert length
// of configs returned is one
res := builder.CreateConfig(nil)
assert.Equal(t, len(res), 1)
builders := Builders{}
builders = append(builders, builder)
// Try using builders object for the same as above and expect
// the same result
res = builders.GetConfig(nil)
assert.Equal(t, len(res), 1)
}