48 lines
1.5 KiB
Go
48 lines
1.5 KiB
Go
// Copyright 2019 OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package configtest
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import (
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"os"
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"path/filepath"
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"testing"
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"github.com/spf13/viper"
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"github.com/stretchr/testify/require"
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"go.opentelemetry.io/collector/config"
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)
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// NewViperFromYamlFile creates a viper instance that reads the given fileName as yaml config
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// and can then be used to unmarshal the file contents to objects.
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// Example usage for testing can be found in configtest_test.go
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func NewViperFromYamlFile(t *testing.T, fileName string) *viper.Viper {
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// Open the file for reading.
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file, err := os.Open(filepath.Clean(fileName))
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require.NoErrorf(t, err, "unable to open the file %v", fileName)
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require.NotNil(t, file)
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defer func() {
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require.NoErrorf(t, file.Close(), "unable to close the file %v", fileName)
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}()
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// Read yaml config from file
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v := config.NewViper()
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v.SetConfigType("yaml")
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require.NoErrorf(t, v.ReadConfig(file), "unable to read the file %v", fileName)
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return v
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}
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