go.temporal.io/server@v1.23.0/common/clock/context_test.go (about)

     1  // The MIT License
     2  //
     3  // Copyright (c) 2020 Temporal Technologies Inc.  All rights reserved.
     4  //
     5  // Copyright (c) 2020 Uber Technologies, Inc.
     6  //
     7  // Permission is hereby granted, free of charge, to any person obtaining a copy
     8  // of this software and associated documentation files (the "Software"), to deal
     9  // in the Software without restriction, including without limitation the rights
    10  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    11  // copies of the Software, and to permit persons to whom the Software is
    12  // furnished to do so, subject to the following conditions:
    13  //
    14  // The above copyright notice and this permission notice shall be included in
    15  // all copies or substantial portions of the Software.
    16  //
    17  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    18  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    19  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    20  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    21  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    22  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    23  // THE SOFTWARE.
    24  
    25  package clock_test
    26  
    27  import (
    28  	"context"
    29  	"testing"
    30  	"time"
    31  
    32  	"github.com/stretchr/testify/assert"
    33  	"go.temporal.io/server/common/clock"
    34  )
    35  
    36  func TestContextWithTimeout_Canceled(t *testing.T) {
    37  	t.Parallel()
    38  
    39  	timeSource := clock.NewEventTimeSource()
    40  	timeSource.Update(time.Unix(0, 0))
    41  	ctx := context.Background()
    42  	ctx, cancel := clock.ContextWithTimeout(ctx, time.Second, timeSource)
    43  	deadline, ok := ctx.Deadline()
    44  	assert.True(t, ok)
    45  	assert.Equal(t, time.Unix(1, 0), deadline)
    46  	cancel()
    47  	select {
    48  	case <-ctx.Done():
    49  		assert.ErrorIs(t, ctx.Err(), context.Canceled)
    50  	default:
    51  		t.Fatal("expected context to be canceled")
    52  	}
    53  }
    54  
    55  func TestContextWithTimeout_Fire(t *testing.T) {
    56  	t.Parallel()
    57  
    58  	timeSource := clock.NewEventTimeSource()
    59  	timeSource.Update(time.Unix(0, 0))
    60  	ctx := context.Background()
    61  	ctx, cancel := clock.ContextWithTimeout(ctx, time.Second, timeSource)
    62  	deadline, ok := ctx.Deadline()
    63  	assert.True(t, ok)
    64  	assert.Equal(t, time.Unix(1, 0), deadline)
    65  	timeSource.Advance(time.Second - time.Millisecond)
    66  	select {
    67  	case <-ctx.Done():
    68  		t.Fatal("expected context to not be canceled")
    69  	default:
    70  		assert.NoError(t, ctx.Err())
    71  	}
    72  	timeSource.Advance(time.Millisecond)
    73  	select {
    74  	case <-ctx.Done():
    75  		assert.ErrorIs(t, ctx.Err(), context.DeadlineExceeded)
    76  	default:
    77  		t.Fatal("expected context to be canceled")
    78  	}
    79  	cancel() // should be a no-op
    80  }