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52 lines
1.4 KiB
Go
52 lines
1.4 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. 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 conc
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import (
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"testing"
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"time"
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"github.com/cockroachdb/errors"
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"github.com/stretchr/testify/suite"
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)
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type FutureSuite struct {
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suite.Suite
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}
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func (s *FutureSuite) TestFuture() {
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const sleepDuration = 200 * time.Millisecond
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errFuture := Go(func() (any, error) {
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time.Sleep(sleepDuration)
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return nil, errors.New("errFuture")
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})
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resultFuture := Go(func() (int, error) {
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time.Sleep(sleepDuration)
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return 10, nil
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})
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s.False(errFuture.OK())
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s.True(resultFuture.OK())
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s.Error(errFuture.Err())
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s.Equal(10, resultFuture.Value())
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}
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func TestFuture(t *testing.T) {
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suite.Run(t, new(FutureSuite))
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}
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