1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
|
// Copyright 2020 The Pigweed 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
//
// https://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.
#include "pw_protobuf/find.h"
#include "gtest/gtest.h"
namespace pw::protobuf {
namespace {
// clang-format off
constexpr uint8_t encoded_proto[] = {
// type=int32, k=1, v=42
0x08, 0x2a,
// type=sint32, k=2, v=-13
0x10, 0x19,
// type=bool, k=3, v=false
0x18, 0x00,
// type=double, k=4, v=3.14159
0x21, 0x6e, 0x86, 0x1b, 0xf0, 0xf9, 0x21, 0x09, 0x40,
// type=fixed32, k=5, v=0xdeadbeef
0x2d, 0xef, 0xbe, 0xad, 0xde,
// type=string, k=6, v="Hello world"
0x32, 0x0b, 'H', 'e', 'l', 'l', 'o', ' ', 'w', 'o', 'r', 'l', 'd',
// type=message, k=7, len=2
0x3a, 0x02,
// (nested) type=uint32, k=1, v=3
0x08, 0x03
};
TEST(FindDecodeHandler, SingleLevel_FindsExistingField) {
CallbackDecoder decoder;
FindDecodeHandler finder(3);
decoder.set_handler(&finder);
ASSERT_EQ(Status::Cancelled(), decoder.Decode(as_bytes(span(encoded_proto))));
EXPECT_TRUE(finder.found());
EXPECT_TRUE(decoder.cancelled());
}
TEST(FindDecodeHandler, SingleLevel_DoesntFindNonExistingField) {
CallbackDecoder decoder;
FindDecodeHandler finder(8);
decoder.set_handler(&finder);
ASSERT_EQ(OkStatus(), decoder.Decode(as_bytes(span(encoded_proto))));
EXPECT_FALSE(finder.found());
EXPECT_FALSE(decoder.cancelled());
}
TEST(FindDecodeHandler, MultiLevel_FindsExistingNestedField) {
CallbackDecoder decoder;
FindDecodeHandler nested_finder(1);
FindDecodeHandler finder(7, &nested_finder);
decoder.set_handler(&finder);
ASSERT_EQ(Status::Cancelled(), decoder.Decode(as_bytes(span(encoded_proto))));
EXPECT_TRUE(finder.found());
EXPECT_TRUE(nested_finder.found());
EXPECT_TRUE(decoder.cancelled());
}
TEST(FindDecodeHandler, MultiLevel_DoesntFindNonExistingNestedField) {
CallbackDecoder decoder;
FindDecodeHandler nested_finder(3);
FindDecodeHandler finder(7, &nested_finder);
decoder.set_handler(&finder);
ASSERT_EQ(OkStatus(), decoder.Decode(as_bytes(span(encoded_proto))));
EXPECT_TRUE(finder.found());
EXPECT_FALSE(nested_finder.found());
EXPECT_FALSE(decoder.cancelled());
}
} // namespace
} // namespace pw::protobuf
|
