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config_test.go
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config_test.go
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// Copyright 2020, 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:https://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 dockerstatsreceiver
import (
"path"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/collector/component/componenttest"
"go.opentelemetry.io/collector/config/configmodels"
"go.opentelemetry.io/collector/config/configtest"
)
func TestLoadConfig(t *testing.T) {
factories, err := componenttest.ExampleComponents()
assert.NoError(t, err)
factory := NewFactory()
factories.Receivers[configmodels.Type(typeStr)] = factory
config, err := configtest.LoadConfigFile(
t, path.Join(".", "testdata", "config.yaml"), factories,
)
require.NoError(t, err)
require.NotNil(t, config)
assert.Equal(t, 2, len(config.Receivers))
defaultConfig := config.Receivers["docker_stats"]
assert.Equal(t, factory.CreateDefaultConfig(), defaultConfig)
dcfg := defaultConfig.(*Config)
assert.Equal(t, "docker_stats", dcfg.Name())
assert.Equal(t, "unix:https:///var/run/docker.sock", dcfg.Endpoint)
assert.Equal(t, 10*time.Second, dcfg.CollectionInterval)
assert.Equal(t, 5*time.Second, dcfg.Timeout)
assert.Nil(t, dcfg.ExcludedImages)
assert.Nil(t, dcfg.ContainerLabelsToMetricLabels)
assert.Nil(t, dcfg.EnvVarsToMetricLabels)
assert.False(t, dcfg.ProvidePerCoreCPUMetrics)
ascfg := config.Receivers["docker_stats/allsettings"].(*Config)
assert.Equal(t, "docker_stats/allsettings", ascfg.Name())
assert.Equal(t, "http:https://example.com/", ascfg.Endpoint)
assert.Equal(t, 2*time.Second, ascfg.CollectionInterval)
assert.Equal(t, 20*time.Second, ascfg.Timeout)
assert.Equal(t, []string{
"undesired-container",
"another-*-container",
}, ascfg.ExcludedImages)
assert.Equal(t, map[string]string{
"my.container.label": "my-metric-label",
"my.other.container.label": "my-other-metric-label",
}, ascfg.ContainerLabelsToMetricLabels)
assert.Equal(t, map[string]string{
"my_environment_variable": "my-metric-label",
"my_other_environment_variable": "my-other-metric-label",
}, ascfg.EnvVarsToMetricLabels)
assert.True(t, ascfg.ProvidePerCoreCPUMetrics)
}