mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-12 10:04:29 +02:00
46 lines
1.2 KiB
Go
46 lines
1.2 KiB
Go
// Copyright The 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 metric
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import (
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"fmt"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestWithErrorHandler(t *testing.T) {
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errH, reg := func() (ErrorHandler, *error) {
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e := fmt.Errorf("default invalid")
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reg := &e
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return func(err error) {
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*reg = err
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}, reg
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}()
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c := &Config{}
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WithErrorHandler(errH).Apply(c)
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err1 := fmt.Errorf("error 1")
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c.ErrorHandler(err1)
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assert.EqualError(t, *reg, err1.Error())
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// Ensure overwriting works.
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c = &Config{ErrorHandler: DefaultErrorHandler}
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WithErrorHandler(errH).Apply(c)
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err2 := fmt.Errorf("error 2")
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c.ErrorHandler(err2)
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assert.EqualError(t, *reg, err2.Error())
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}
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