mirror of
https://github.com/dutchcoders/transfer.sh.git
synced 2024-11-27 06:30:19 +01:00
87 lines
2.2 KiB
Go
87 lines
2.2 KiB
Go
// Copyright 2018 Google LLC
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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 pubsub
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import (
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"log"
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"sync/atomic"
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"testing"
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"time"
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"golang.org/x/net/context"
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"cloud.google.com/go/pubsub/pstest"
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"google.golang.org/api/option"
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"google.golang.org/grpc"
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)
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// Using the fake PubSub server in the pstest package, verify that streaming
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// pull resumes if the server stream times out.
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func TestStreamTimeout(t *testing.T) {
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log.SetFlags(log.Lmicroseconds)
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ctx := context.Background()
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srv := pstest.NewServer()
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srv.SetStreamTimeout(2 * time.Second)
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conn, err := grpc.Dial(srv.Addr, grpc.WithInsecure())
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if err != nil {
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t.Fatal(err)
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}
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client, err := NewClient(ctx, "P", option.WithGRPCConn(conn))
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if err != nil {
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t.Fatal(err)
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}
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defer client.Close()
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topic, err := client.CreateTopic(ctx, "T")
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if err != nil {
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t.Fatal(err)
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}
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sub, err := client.CreateSubscription(ctx, "sub", SubscriptionConfig{Topic: topic, AckDeadline: 10 * time.Second})
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if err != nil {
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t.Fatal(err)
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}
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const nPublish = 8
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rctx, cancel := context.WithTimeout(ctx, 30*time.Second)
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defer cancel()
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errc := make(chan error)
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var nSeen int64
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go func() {
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errc <- sub.Receive(rctx, func(ctx context.Context, m *Message) {
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m.Ack()
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n := atomic.AddInt64(&nSeen, 1)
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if n >= nPublish {
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cancel()
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}
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})
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}()
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for i := 0; i < nPublish; i++ {
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pr := topic.Publish(ctx, &Message{Data: []byte("msg")})
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_, err := pr.Get(ctx)
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if err != nil {
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t.Fatal(err)
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}
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time.Sleep(250 * time.Millisecond)
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}
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err = <-errc
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if err := sub.Delete(ctx); err != nil {
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t.Fatal(err)
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}
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n := atomic.LoadInt64(&nSeen)
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if n < nPublish {
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t.Errorf("got %d messages, want %d", n, nPublish)
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}
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}
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