grpc-go/server_test.go

114 строки
3.2 KiB
Go

/*
*
* Copyright 2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
package grpc
import (
"net"
"reflect"
"strings"
"testing"
)
type emptyServiceServer interface{}
type testServer struct{}
func TestStopBeforeServe(t *testing.T) {
lis, err := net.Listen("tcp", "localhost:0")
if err != nil {
t.Fatalf("failed to create listener: %v", err)
}
server := NewServer()
server.Stop()
err = server.Serve(lis)
if err != ErrServerStopped {
t.Fatalf("server.Serve() error = %v, want %v", err, ErrServerStopped)
}
// server.Serve is responsible for closing the listener, even if the
// server was already stopped.
err = lis.Close()
if got, want := ErrorDesc(err), "use of closed"; !strings.Contains(got, want) {
t.Errorf("Close() error = %q, want %q", got, want)
}
}
func TestGetServiceInfo(t *testing.T) {
testSd := ServiceDesc{
ServiceName: "grpc.testing.EmptyService",
HandlerType: (*emptyServiceServer)(nil),
Methods: []MethodDesc{
{
MethodName: "EmptyCall",
Handler: nil,
},
},
Streams: []StreamDesc{
{
StreamName: "EmptyStream",
Handler: nil,
ServerStreams: false,
ClientStreams: true,
},
},
Metadata: []int{0, 2, 1, 3},
}
server := NewServer()
server.RegisterService(&testSd, &testServer{})
info := server.GetServiceInfo()
want := map[string]ServiceInfo{
"grpc.testing.EmptyService": {
Methods: []MethodInfo{
{
Name: "EmptyCall",
IsClientStream: false,
IsServerStream: false,
},
{
Name: "EmptyStream",
IsClientStream: true,
IsServerStream: false,
}},
Metadata: []int{0, 2, 1, 3},
},
}
if !reflect.DeepEqual(info, want) {
t.Errorf("GetServiceInfo() = %+v, want %+v", info, want)
}
}