55 lines
1.4 KiB
Go
55 lines
1.4 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 componenterror_test
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import (
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"fmt"
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"testing"
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"go.opentelemetry.io/collector/component/componenterror"
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)
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func TestCombineErrors(t *testing.T) {
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testCases := []struct {
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errors []error
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expected string
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expectNil bool
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}{{
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errors: []error{},
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expectNil: true,
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}, {
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errors: []error{
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fmt.Errorf("foo"),
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},
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expected: "foo",
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}, {
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errors: []error{
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fmt.Errorf("foo"),
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fmt.Errorf("bar"),
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},
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expected: "[foo; bar]",
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}}
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for _, tc := range testCases {
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got := componenterror.CombineErrors(tc.errors)
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if (got == nil) != tc.expectNil {
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t.Errorf("CombineErrors(%v) == nil? Got: %t. Want: %t", tc.errors, got == nil, tc.expectNil)
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}
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if got != nil && tc.expected != got.Error() {
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t.Errorf("CombineErrors(%v) = %q. Want: %q", tc.errors, got, tc.expected)
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}
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}
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}
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