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/*
*
* Copyright 2018 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package health
import (
"sync"
"testing"
"time"
healthpb "google.golang.org/grpc/health/grpc_health_v1"
"google.golang.org/grpc/internal/grpctest"
)
type s struct {
grpctest.Tester
}
func Test(t *testing.T) {
grpctest.RunSubTests(t, s{})
}
func (s) TestShutdown(t *testing.T) {
const testService = "tteesstt"
s := NewServer()
s.SetServingStatus(testService, healthpb.HealthCheckResponse_SERVING)
status := s.statusMap[testService]
if status != healthpb.HealthCheckResponse_SERVING {
t.Fatalf("status for %s is %v, want %v", testService, status, healthpb.HealthCheckResponse_SERVING)
}
var wg sync.WaitGroup
wg.Add(2)
// Run SetServingStatus and Shutdown in parallel.
go func() {
for i := 0; i < 1000; i++ {
s.SetServingStatus(testService, healthpb.HealthCheckResponse_SERVING)
time.Sleep(time.Microsecond)
}
wg.Done()
}()
go func() {
time.Sleep(300 * time.Microsecond)
s.Shutdown()
wg.Done()
}()
wg.Wait()
s.mu.Lock()
status = s.statusMap[testService]
s.mu.Unlock()
if status != healthpb.HealthCheckResponse_NOT_SERVING {
t.Fatalf("status for %s is %v, want %v", testService, status, healthpb.HealthCheckResponse_NOT_SERVING)
}
s.Resume()
status = s.statusMap[testService]
if status != healthpb.HealthCheckResponse_SERVING {
t.Fatalf("status for %s is %v, want %v", testService, status, healthpb.HealthCheckResponse_SERVING)
}
s.SetServingStatus(testService, healthpb.HealthCheckResponse_NOT_SERVING)
status = s.statusMap[testService]
if status != healthpb.HealthCheckResponse_NOT_SERVING {
t.Fatalf("status for %s is %v, want %v", testService, status, healthpb.HealthCheckResponse_NOT_SERVING)
}
}
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