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source_format_test.go
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source_format_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://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 sumologicexporter
import (
"regexp"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func getTestSourceFormat(t *testing.T, template string) sourceFormat {
r, err := regexp.Compile(sourceRegex)
require.NoError(t, err)
return newSourceFormat(r, template)
}
func TestNewSourceFormat(t *testing.T) {
expected := sourceFormat{
matches: []string{
"test",
},
template: "%s/test",
}
r, err := regexp.Compile(sourceRegex)
require.NoError(t, err)
s := newSourceFormat(r, "%{test}/test")
assert.Equal(t, expected, s)
}
func TestNewSourceFormats(t *testing.T) {
expected := sourceFormats{
host: sourceFormat{
matches: []string{
"namespace",
},
template: "ns/%s",
},
name: sourceFormat{
matches: []string{
"pod",
},
template: "name/%s",
},
category: sourceFormat{
matches: []string{
"cluster",
},
template: "category/%s",
},
}
cfg := &Config{
SourceName: "name/%{pod}",
SourceHost: "ns/%{namespace}",
SourceCategory: "category/%{cluster}",
}
s, err := newSourceFormats(cfg)
require.NoError(t, err)
assert.Equal(t, expected, s)
}
func TestFormat(t *testing.T) {
f := fieldsFromMap(map[string]string{
"key_1": "value_1",
"key_2.subkey": "value_2",
})
s := getTestSourceFormat(t, "%{key_1}/%{key_2.subkey}")
expected := "value_1/value_2"
result := s.format(f)
assert.Equal(t, expected, result)
}
func TestFormatNonExistingKey(t *testing.T) {
f := fieldsFromMap(map[string]string{"key_2": "value_2"})
s := getTestSourceFormat(t, "%{key_1}/%{key_2}")
expected := "undefined/value_2"
result := s.format(f)
assert.Equal(t, expected, result)
}
func TestIsSet(t *testing.T) {
s := getTestSourceFormat(t, "%{key_1}/%{key_2}")
assert.True(t, s.isSet())
}
func TestIsNotSet(t *testing.T) {
s := getTestSourceFormat(t, "")
assert.False(t, s.isSet())
}