// Copyright 2017 The etcd 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 integration

import (
	"context"
	"testing"

	"go.etcd.io/etcd/pkg/testutil"

	healthpb "google.golang.org/grpc/health/grpc_health_v1"
)

func TestHealthCheck(t *testing.T) {
	defer testutil.AfterTest(t)

	clus := NewClusterV3(t, &ClusterConfig{Size: 1})
	defer clus.Terminate(t)

	cli := healthpb.NewHealthClient(clus.RandClient().ActiveConnection())
	resp, err := cli.Check(context.TODO(), &healthpb.HealthCheckRequest{})
	if err != nil {
		t.Fatal(err)
	}
	if resp.Status != healthpb.HealthCheckResponse_SERVING {
		t.Fatalf("status expected %s, got %s", healthpb.HealthCheckResponse_SERVING, resp.Status)
	}
}