1 // Copyright 2022 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14
15 #include "pw_rpc/pwpb/internal/common.h"
16 #include "pw_rpc_test_protos/test.pwpb.h"
17 #include "pw_span/span.h"
18 #include "pw_status/status_with_size.h"
19 #include "pw_unit_test/framework.h"
20
21 namespace pw::rpc::internal {
22 namespace {
23
24 namespace TestRequest = ::pw::rpc::test::pwpb::TestRequest;
25
26 constexpr PwpbSerde kTestRequest(&TestRequest::kMessageFields);
27 constexpr TestRequest::Message kProto{.integer = 3, .status_code = 0};
28
TEST(PwpbSerde,Encode)29 TEST(PwpbSerde, Encode) {
30 std::byte buffer[32] = {};
31
32 StatusWithSize result = kTestRequest.Encode(kProto, buffer);
33 EXPECT_EQ(OkStatus(), result.status());
34 EXPECT_EQ(result.size(), 2u);
35 EXPECT_EQ(buffer[0], std::byte{1} << 3);
36 EXPECT_EQ(buffer[1], std::byte{3});
37 }
38
TEST(PwpbSerde,Encode_TooSmall)39 TEST(PwpbSerde, Encode_TooSmall) {
40 std::byte buffer[1] = {};
41 EXPECT_EQ(Status::ResourceExhausted(),
42 kTestRequest.Encode(kProto, buffer).status());
43 }
44
TEST(PwpbSerde,Decode)45 TEST(PwpbSerde, Decode) {
46 constexpr std::byte buffer[]{std::byte{1} << 3, std::byte{3}};
47 TestRequest::Message proto = {};
48
49 EXPECT_EQ(OkStatus(), kTestRequest.Decode(buffer, proto));
50
51 EXPECT_EQ(3, proto.integer);
52 EXPECT_EQ(0u, proto.status_code);
53 }
54
55 } // namespace
56 } // namespace pw::rpc::internal
57