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48 lines
1.3 KiB
Go
48 lines
1.3 KiB
Go
/*
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Copyright 2019 The Kubernetes Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package parallelize
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import (
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"context"
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"errors"
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"testing"
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)
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func TestErrorChannel(t *testing.T) {
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errCh := NewErrorChannel()
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if actualErr := errCh.ReceiveError(); actualErr != nil {
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t.Errorf("expect nil from err channel, but got %v", actualErr)
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}
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err := errors.New("unknown error")
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errCh.SendError(err)
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if actualErr := errCh.ReceiveError(); actualErr != err {
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t.Errorf("expect %v from err channel, but got %v", err, actualErr)
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}
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ctx, cancel := context.WithCancel(context.Background())
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errCh.SendErrorWithCancel(err, cancel)
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if actualErr := errCh.ReceiveError(); actualErr != err {
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t.Errorf("expect %v from err channel, but got %v", err, actualErr)
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}
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if ctxErr := ctx.Err(); ctxErr != context.Canceled {
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t.Errorf("expect context canceled, but got %v", ctxErr)
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}
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}
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