frostfs-api-go/v2/accounting/test/client_test.go
Alex Vanin 86d56086e3 Rename unified client constructors
Client constructor `New` will be used as `package.New()`
in external packages. This definition is not very clear
since it can create new structure or new client or whatever.
`package.NewClient()` is quite unambiguous.

Signed-off-by: Alex Vanin <alexey@nspcc.ru>
2020-09-18 10:45:08 +03:00

163 lines
3.6 KiB
Go

package main
import (
"context"
"crypto/ecdsa"
"errors"
"testing"
"github.com/nspcc-dev/neofs-api-go/v2/accounting"
accountingGRPC "github.com/nspcc-dev/neofs-api-go/v2/accounting/grpc"
"github.com/nspcc-dev/neofs-api-go/v2/refs"
"github.com/nspcc-dev/neofs-api-go/v2/session"
"github.com/nspcc-dev/neofs-api-go/v2/signature"
"github.com/nspcc-dev/neofs-crypto/test"
"github.com/stretchr/testify/require"
"google.golang.org/grpc"
)
type testGRPCClient struct {
server *testGRPCServer
}
type testGRPCServer struct {
key *ecdsa.PrivateKey
resp *accounting.BalanceResponse
err error
}
func (s *testGRPCClient) Balance(ctx context.Context, in *accountingGRPC.BalanceRequest, opts ...grpc.CallOption) (*accountingGRPC.BalanceResponse, error) {
return s.server.Balance(ctx, in)
}
func (s *testGRPCServer) Balance(_ context.Context, req *accountingGRPC.BalanceRequest) (*accountingGRPC.BalanceResponse, error) {
if s.err != nil {
return nil, s.err
}
// verify request structure
if err := signature.VerifyServiceMessage(
accounting.BalanceRequestFromGRPCMessage(req),
); err != nil {
return nil, err
}
// sign response structure
if err := signature.SignServiceMessage(s.key, s.resp); err != nil {
return nil, err
}
return accounting.BalanceResponseToGRPCMessage(s.resp), nil
}
func testRequest() *accounting.BalanceRequest {
ownerID := new(refs.OwnerID)
ownerID.SetValue([]byte{1, 2, 3})
body := new(accounting.BalanceRequestBody)
body.SetOwnerID(ownerID)
meta := new(session.RequestMetaHeader)
meta.SetTTL(1)
req := new(accounting.BalanceRequest)
req.SetBody(body)
req.SetMetaHeader(meta)
return req
}
func testResponse() *accounting.BalanceResponse {
dec := new(accounting.Decimal)
dec.SetValue(10)
body := new(accounting.BalanceResponseBody)
body.SetBalance(dec)
meta := new(session.ResponseMetaHeader)
meta.SetTTL(1)
resp := new(accounting.BalanceResponse)
resp.SetBody(body)
resp.SetMetaHeader(meta)
return resp
}
func TestGRPCClient(t *testing.T) {
ctx := context.TODO()
cliKey := test.DecodeKey(0)
srvKey := test.DecodeKey(1)
t.Run("gRPC server error", func(t *testing.T) {
srvErr := errors.New("test server error")
srv := &testGRPCServer{
err: srvErr,
}
cli := &testGRPCClient{
server: srv,
}
c, err := accounting.NewClient(accounting.WithGRPCServiceClient(cli))
require.NoError(t, err)
resp, err := c.Balance(ctx, new(accounting.BalanceRequest))
require.True(t, errors.Is(err, srvErr))
require.Nil(t, resp)
})
t.Run("invalid request structure", func(t *testing.T) {
req := testRequest()
require.Error(t, signature.VerifyServiceMessage(req))
c, err := accounting.NewClient(
accounting.WithGRPCServiceClient(
&testGRPCClient{
server: new(testGRPCServer),
},
),
)
require.NoError(t, err)
resp, err := c.Balance(ctx, req)
require.Error(t, err)
require.Nil(t, resp)
})
t.Run("correct response", func(t *testing.T) {
req := testRequest()
require.NoError(t, signature.SignServiceMessage(cliKey, req))
resp := testResponse()
{ // w/o this require.Equal fails due to nil and []T{} difference
meta := new(session.ResponseMetaHeader)
meta.SetXHeaders([]*session.XHeader{})
resp.SetMetaHeader(meta)
}
c, err := accounting.NewClient(
accounting.WithGRPCServiceClient(
&testGRPCClient{
server: &testGRPCServer{
key: srvKey,
resp: resp,
},
},
),
)
require.NoError(t, err)
r, err := c.Balance(ctx, req)
require.NoError(t, err)
require.NoError(t, signature.VerifyServiceMessage(r))
require.Equal(t, resp.GetBody(), r.GetBody())
require.Equal(t, resp.GetMetaHeader(), r.GetMetaHeader())
})
}