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config_test.go
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config_test.go
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// 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: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 config
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/collector/config/confignet"
)
func TestHostTags(t *testing.T) {
tc := TagsConfig{
Hostname: "customhost",
Env: "customenv",
// Service and version should be only used for traces
Service: "customservice",
Version: "customversion",
Tags: []string{"key1:val1", "key2:val2"},
}
assert.ElementsMatch(t,
[]string{
"env:customenv",
"key1:val1",
"key2:val2",
},
tc.GetHostTags(),
)
tc = TagsConfig{
Hostname: "customhost",
Env: "customenv",
// Service and version should be only used for traces
Service: "customservice",
Version: "customversion",
Tags: []string{"key1:val1", "key2:val2"},
EnvVarTags: "key3:val3 key4:val4",
}
assert.ElementsMatch(t,
[]string{
"env:customenv",
"key1:val1",
"key2:val2",
},
tc.GetHostTags(),
)
tc = TagsConfig{
Hostname: "customhost",
Env: "customenv",
// Service and version should be only used for traces
Service: "customservice",
Version: "customversion",
EnvVarTags: "key3:val3 key4:val4",
}
assert.ElementsMatch(t,
[]string{
"env:customenv",
"key3:val3",
"key4:val4",
},
tc.GetHostTags(),
)
}
// TestOverrideMetricsURL tests that the metrics URL is overridden
// correctly when set manually.
func TestOverrideMetricsURL(t *testing.T) {
const DebugEndpoint string = "http:https://localhost:8080"
cfg := Config{
API: APIConfig{Key: "notnull", Site: DefaultSite},
Metrics: MetricsConfig{
TCPAddr: confignet.TCPAddr{
Endpoint: DebugEndpoint,
},
},
}
err := cfg.Sanitize()
require.NoError(t, err)
assert.Equal(t, cfg.Metrics.Endpoint, DebugEndpoint)
}
// TestDefaultSite tests that the Site option is set to the
// default value when no value was set prior to running Sanitize
func TestDefaultSite(t *testing.T) {
cfg := Config{
API: APIConfig{Key: "notnull"},
}
err := cfg.Sanitize()
require.NoError(t, err)
assert.Equal(t, cfg.API.Site, DefaultSite)
}
func TestAPIKeyUnset(t *testing.T) {
cfg := Config{}
err := cfg.Sanitize()
assert.Equal(t, err, errUnsetAPIKey)
}
func TestNoMetadata(t *testing.T) {
cfg := Config{
OnlyMetadata: true,
SendMetadata: false,
}
err := cfg.Sanitize()
assert.Equal(t, err, errNoMetadata)
}
func TestInvalidHostname(t *testing.T) {
cfg := Config{TagsConfig: TagsConfig{Hostname: "invalid_host"}}
err := cfg.Sanitize()
require.Error(t, err)
}
func TestCensorAPIKey(t *testing.T) {
cfg := APIConfig{
Key: "ddog_32_characters_long_api_key1",
}
assert.Equal(
t,
"***************************_key1",
cfg.GetCensoredKey(),
)
}
func TestIgnoreResourcesValidation(t *testing.T) {
validCfg := Config{Traces: TracesConfig{IgnoreResources: []string{"[123]"}}}
invalidCfg := Config{Traces: TracesConfig{IgnoreResources: []string{"[123"}}}
noErr := validCfg.Validate()
err := invalidCfg.Validate()
require.NoError(t, noErr)
require.Error(t, err)
}
func TestSpanNameRemappingsValidation(t *testing.T) {
validCfg := Config{Traces: TracesConfig{SpanNameRemappings: map[string]string{"old.opentelemetryspan.name": "updated.name"}}}
invalidCfg := Config{Traces: TracesConfig{SpanNameRemappings: map[string]string{"oldname": ""}}}
noErr := validCfg.Validate()
err := invalidCfg.Validate()
require.NoError(t, noErr)
require.Error(t, err)
}