handler_test.go

Documentation: go.opentelemetry.io/otel

     1  // Copyright The OpenTelemetry Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package otel
    16  
    17  import (
    18  	"testing"
    19  
    20  	"github.com/stretchr/testify/assert"
    21  )
    22  
    23  type testErrHandler struct {
    24  	err error
    25  }
    26  
    27  var _ ErrorHandler = &testErrHandler{}
    28  
    29  func (eh *testErrHandler) Handle(err error) { eh.err = err }
    30  
    31  func TestGlobalErrorHandler(t *testing.T) {
    32  	e1 := &testErrHandler{}
    33  	SetErrorHandler(e1)
    34  	Handle(assert.AnError)
    35  	assert.ErrorIs(t, e1.err, assert.AnError)
    36  	e1.err = nil
    37  
    38  	e2 := &testErrHandler{}
    39  	SetErrorHandler(e2)
    40  	GetErrorHandler().Handle(assert.AnError)
    41  	assert.ErrorIs(t, e2.err, assert.AnError)
    42  }
    43
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