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config_test.go
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config_test.go
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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package exceptionsconnector
import (
"path/filepath"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/collector/component"
"go.opentelemetry.io/collector/confmap/confmaptest"
"github.com/open-telemetry/opentelemetry-collector-contrib/connector/exceptionsconnector/internal/metadata"
)
func TestLoadConfig(t *testing.T) {
t.Parallel()
cm, err := confmaptest.LoadConf(filepath.Join("testdata", "config.yaml"))
require.NoError(t, err)
tests := []struct {
id component.ID
expected component.Config
}{
{
id: component.NewIDWithName(metadata.Type, "default"),
expected: createDefaultConfig(),
},
{
id: component.NewIDWithName(metadata.Type, "full"),
expected: &Config{
Dimensions: []Dimension{
{Name: exceptionTypeKey},
{Name: exceptionMessageKey},
},
Exemplars: Exemplars{
Enabled: false,
},
},
},
}
for _, tt := range tests {
t.Run(tt.id.String(), func(t *testing.T) {
factory := NewFactory()
cfg := factory.CreateDefaultConfig()
sub, err := cm.Sub(tt.id.String())
require.NoError(t, err)
err = sub.Unmarshal(cfg)
assert.NoError(t, err)
assert.NoError(t, component.ValidateConfig(cfg))
assert.Equal(t, tt.expected, cfg)
})
}
}
func TestValidateDimensions(t *testing.T) {
for _, tc := range []struct {
name string
dimensions []Dimension
expectedErr string
}{
{
name: "no additional dimensions",
dimensions: []Dimension{},
},
{
name: "no duplicate dimensions",
dimensions: []Dimension{
{Name: "http.service_name"},
{Name: "http.status_code"},
},
},
{
name: "duplicate dimension with reserved labels",
dimensions: []Dimension{
{Name: "service.name"},
},
expectedErr: "duplicate dimension name \"service.name\"",
},
{
name: "duplicate additional dimensions",
dimensions: []Dimension{
{Name: "service_name"},
{Name: "service_name"},
},
expectedErr: "duplicate dimension name \"service_name\"",
},
} {
t.Run(tc.name, func(t *testing.T) {
err := validateDimensions(tc.dimensions)
if tc.expectedErr != "" {
assert.EqualError(t, err, tc.expectedErr)
} else {
assert.NoError(t, err)
}
})
}
}