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This commit is contained in:
Christian Schwarz
2018-08-25 21:30:25 +02:00
parent e082816de5
commit e30ae972f4
27 changed files with 130 additions and 147 deletions
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30
util/contextflexibletimeout_test.go
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@ -1,11 +1,11 @@
package util
import (
"testing"
"context"
"time"
"github.com/stretchr/testify/require"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"testing"
"time"
)
func TestContextWithOptionalDeadline(t *testing.T) {
@ -18,14 +18,14 @@ func TestContextWithOptionalDeadline(t *testing.T) {
var cancellationError error
go func() {
select {
case <- cctx.Done():
case <-cctx.Done():
receivedCancellation = time.Now()
cancellationError = cctx.Err()
case <- time.After(600*time.Millisecond):
case <-time.After(600 * time.Millisecond):
t.Fatalf("should have been cancelled by deadline")
}
}()
time.Sleep(100*time.Millisecond)
time.Sleep(100 * time.Millisecond)
if !receivedCancellation.IsZero() {
t.Fatalf("no enforcement means no cancellation")
}
@ -33,11 +33,11 @@ func TestContextWithOptionalDeadline(t *testing.T) {
dl, ok := cctx.Deadline()
require.False(t, ok)
require.Zero(t, dl)
enforceDeadline(begin.Add(200*time.Millisecond))
enforceDeadline(begin.Add(200 * time.Millisecond))
// second call must be ignored, i.e. we expect the deadline to be at begin+200ms, not begin+400ms
enforceDeadline(begin.Add(400*time.Millisecond))
enforceDeadline(begin.Add(400 * time.Millisecond))
time.Sleep(300*time.Millisecond) // 100ms margin for scheduler
time.Sleep(300 * time.Millisecond) // 100ms margin for scheduler
if receivedCancellation.Sub(begin) > 250*time.Millisecond {
t.Fatalf("cancellation is beyond acceptable scheduler latency")
}
@ -47,7 +47,7 @@ func TestContextWithOptionalDeadline(t *testing.T) {
func TestContextWithOptionalDeadlineNegativeDeadline(t *testing.T) {
ctx := context.Background()
cctx, enforceDeadline := ContextWithOptionalDeadline(ctx)
enforceDeadline(time.Now().Add(-10*time.Second))
enforceDeadline(time.Now().Add(-10 * time.Second))
select {
case <-cctx.Done():
default:
@ -62,10 +62,10 @@ func TestContextWithOptionalDeadlineParentCancellation(t *testing.T) {
// 0 ms
start := time.Now()
enforceDeadline(start.Add(400*time.Millisecond))
time.Sleep(100*time.Millisecond)
cancel() // cancel @ ~100ms
time.Sleep(100*time.Millisecond) // give 100ms time to propagate cancel
enforceDeadline(start.Add(400 * time.Millisecond))
time.Sleep(100 * time.Millisecond)
cancel() // cancel @ ~100ms
time.Sleep(100 * time.Millisecond) // give 100ms time to propagate cancel
// @ ~200ms
select {
case <-cctx.Done():
@ -81,4 +81,4 @@ func TestContextWithOptionalDeadlineValue(t *testing.T) {
pctx := context.WithValue(context.Background(), "key", "value")
cctx, _ := ContextWithOptionalDeadline(pctx)
assert.Equal(t, "value", cctx.Value("key"))
}
}