compatibility_test.go

// Copyright 2019 Twitch Interactive, Inc.  All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"). You may not
// use this file except in compliance with the License. A copy of the License is
// located at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// or in the "license" file accompanying this file. This file 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 snake_case_names

import (
	context "context"
	http "net/http"
	"net/http/httptest"
	"testing"

	"github.com/twitchtv/twirp"
)

type HaberdasherService struct{}

func (h *HaberdasherService) MakeHatV1(ctx context.Context, s *MakeHatArgsV1_SizeV1) (*MakeHatArgsV1_HatV1, error) {
	return &MakeHatArgsV1_HatV1{
		Size: s.Inches,
	}, nil
}

func TestCompatibilityWithGoClient(t *testing.T) {
	s := httptest.NewServer(NewHaberdasherServer(&HaberdasherService{}, nil))
	defer s.Close()

	client := NewHaberdasherProtobufClient(s.URL, http.DefaultClient)

	hat, err := client.MakeHatV1(context.Background(), &MakeHatArgsV1_SizeV1{Inches: 1})
	if err != nil {
		t.Fatalf("go protobuf client err=%q", err)
	}
	if hat.Size != 1 {
		t.Errorf("wrong hat size returned")
	}
}

func TestCompatibilityWithSpecCompatibleClient(t *testing.T) {
	s := httptest.NewServer(NewHaberdasherServer(&HaberdasherService{}, nil))
	defer s.Close()

	compatibilityHook := &twirp.ClientHooks{
		RequestPrepared: func(ctx context.Context, req *http.Request) (context.Context, error) {
			req.URL.Path = HaberdasherPathPrefix + "MakeHat_v1"
			return ctx, nil
		},
	}

	client := NewHaberdasherProtobufClient(s.URL, http.DefaultClient, twirp.WithClientHooks(compatibilityHook))
	hat, err := client.MakeHatV1(context.Background(), &MakeHatArgsV1_SizeV1{Inches: 1})
	if err != nil {
		t.Fatalf("compatible protobuf client err=%q", err)
	}
	if hat.Size != 1 {
		t.Errorf("wrong hat size returned")
	}

}