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better tests structure
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@tonda-kriz
tonda-kriz committed Nov 8, 2024
1 parent 3627e36 commit 7ae7429
Showing 1 changed file with 195 additions and 135 deletions.
330 changes: 195 additions & 135 deletions test/parser.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -19,116 +19,182 @@ struct proto_file_test
size_t error_line = 0;
};

constexpr proto_file_test tests[] = {
{ ""sv, 0 },
{ "X"sv, 1 },
{ R"(syntax = "proto1;")"sv, 1 },
{ R"(syntax = "proto2")"sv, 1 },
{ R"(syntax = "proto2";)"sv, 0 },
{ R"(syntax = "proto3";)"sv, 0 },
{ R"(syntax = "proto3")"sv, 1 },
{ R"(syntax = "proto4;")"sv, 1 },
{ R"(syntax = "proto2";
message ReqUint8_1
{
//[[ field.type = "uint8:1" ]]
required uint32 value = 1;
})"sv,
0 },
{ R"(syntax = "proto2";
message Message
{
required uint32 value = 1;
})"sv,
0 },
{ R"(syntax = "proto2";
message ReqUint8_1
{
//[[ field.type = "int8" ]]
required uint32 value = 1;
})"sv,
4 },
{ R"(syntax = "proto2";
//[[enum.type = "float"]]
enum Enum
{
value = 1;
})"sv,
2 },
{ R"(syntax = "proto2";
message OptUint8_1
void test_proto_file( const proto_file_test & test )
{
auto file = proto_file{ .content = std::string( test.file_content ) };
try
{
auto stream = std::stringstream( );
parse_proto_file_content( file );
resolve_messages( file );
dump_cpp_header( file, stream );
dump_cpp( file, "header.pb.h", stream );
REQUIRE( test.error_line == 0 );
}
catch( const std::exception & ex )
{
auto line = std::strtoul( ex.what( ), nullptr, 10 );
REQUIRE( test.error_line == line );
}
}

void test_files( std::span< const proto_file_test > files )
{
for( const auto & file : files )
{
test_proto_file( file );
}
}
}// namespace

TEST_CASE( "protoc-parser" )
{
SUBCASE( "syntax" )
{
constexpr proto_file_test tests[] = {
{ ""sv, 0 },
{ "X"sv, 1 },
{ R"(syntax = "proto1;")"sv, 1 },
{ R"(syntax = "proto2")"sv, 1 },
{ R"(syntax = "proto2";)"sv, 0 },
{ R"(syntax = "proto3";)"sv, 0 },
{ R"(syntax = "proto3")"sv, 1 },
{ R"(syntax = "proto4;")"sv, 1 },
{ R"(syntax = "proto2";
message Message
{
required uint32 value = 1;
})"sv,
0 },
{ R"(syntax = "proto3";
message Message
{
required uint32 value = 1;
})"sv,
0 }
};
test_files( tests );
}
SUBCASE( "option" )
{
constexpr proto_file_test tests[] = {
{ R"(package UnitTest;
option cc_enable_arenas true;
)",
2 },
{ R"(package UnitTest;
option cc_enable_arenas = true;
)",
0 },
};
test_files( tests );
}
SUBCASE( "extensions" )
{
SUBCASE( "enum type" )
{
//[[ field.type = "uint8:1" ]]
optional uint32 value = 1;
})",
4 },
{ R"(package UnitTest.dependency;
message A {
message B { optional C c = 1; }
message C { optional int32 b = 1; }
message D { optional A a = 1; }
message E {
repeated F f = 1;
optional int32 b = 2 [default = -2];
}
message F {
repeated E e = 1;
optional int32 c = 2;
constexpr proto_file_test tests[] = {
{ R"(syntax = "proto2";
//[[enum.type = "float"]]
enum Enum {
value = 1;
})"sv,
2 }

};
test_files( tests );
}
message G {
optional H h = 1;
optional int32 b = 2;
SUBCASE( "bitfield" )
{
constexpr proto_file_test tests[] = {
{ R"(syntax = "proto2";
message ReqUint8_1{
//[[ field.type = "uint8:1" ]]
required uint32 value = 1;
})"sv,
0 },
{ R"(syntax = "proto2";
message OptUint8_1{
//[[ field.type = "uint8:1" ]]
optional uint32 value = 1;
})",
3 },

};
test_files( tests );
}
message H {
optional G g = 1;
optional int32 c = 2 [default = 2];
SUBCASE( "small int" )
{
constexpr proto_file_test tests[] = {
{ R"(package UnitTest;
message A {
// [[ field.type = "uint8" ]]
optional uint32 u32 = 1;
})",
0 },
{ R"(package UnitTest;
message A {
// [[ field.type = "uint16" ]]
optional uint32 u32 = 1;
})",
0 },
{ R"(package UnitTest;
message A {
// [[ field.type = "uint32" ]]
optional uint32 u32 = 1;
})",
0 },
{ R"(package UnitTest;
message A {
// [[ field.type = "uint64" ]]
optional uint32 u32 = 1;
})",
3 },
{ R"(syntax = "proto2";
message ReqUint8_1{
//[[ field.type = "int8" ]]
required uint32 value = 1;
})"sv,
3 },
};
test_files( tests );
}
optional int32 a = 1;
})",
0 },
}
SUBCASE( "dependency" )
{
R"(package UnitTest;
constexpr proto_file_test tests[] = {
{ R"(package UnitTest;
message A {
optional A a = 1;
}
)",
0 },
{
R"(package UnitTest;
})",
0 },
{ R"(package UnitTest;
message A {
repeated A a = 1;
}
)",
0 },
{
R"(package UnitTest;
})",
0 },
{ R"(package UnitTest;
message A {
required A a = 1;
}
)",
3 },
{
R"(package UnitTest;
})",
3 },
{ R"(package UnitTest;
message A {
required B b = 1;
}
message B {
required A a = 1;
}
)",
2 },
{
R"(package UnitTest;
})",
2 },
{ R"(package UnitTest;
message A {
message B {
required A a = 1;
}
required B b = 1;
}
)",
4 },
{
R"(package UnitTest;
})",
4 },
{ R"(package UnitTest;
option cc_enable_arenas = true;
message A {
message B {
Expand All @@ -137,65 +203,59 @@ constexpr proto_file_test tests[] = {
map<int32, int32> map_field = 3;
}
required B b = 1;
}
)",
0 },
{
R"(package UnitTest;
option cc_enable_arenas true;
)",
2 },
{
R"(package UnitTest;
})",
0 },
{ R"(package UnitTest.dependency;
message A {
message B { optional C c = 1; }
message C { optional int32 b = 1; }
message D { optional A a = 1; }
message E {
repeated F f = 1;
optional int32 b = 2 [default = -2];
}
message F {
repeated E e = 1;
optional int32 c = 2;
}
message G {
optional H h = 1;
optional int32 b = 2;
}
message H {
optional G g = 1;
optional int32 c = 2 [default = 2];
}
optional int32 a = 1;
})",
0 },
{ R"(package UnitTest;
message A {
oneof oneof_field {
uint32 oneof_uint32 = 1;
string oneof_string = 2;
bytes oneof_bytes = 3;
A a = 4;
}
}
)",
0 },
})",
2 },
};
test_files( tests );
}
SUBCASE( "oneof" )
{
R"(package UnitTest;
constexpr proto_file_test tests[] = {
{ R"(package UnitTest;
message A {
oneof oneof_field {
uint32 oneof_uint32 = 1;
string oneof_string = 2;
bytes oneof_bytes = 3;
A a = 4;
}
}
)",
2 }

};
})",
0 },

void test_proto_file( const proto_file_test & test )
{
auto file = proto_file{ .content = std::string( test.file_content ) };
try
{
auto stream = std::stringstream( );
parse_proto_file_content( file );
resolve_messages( file );
dump_cpp_header( file, stream );
dump_cpp( file, "header.pb.h", stream );
REQUIRE( test.error_line == 0 );
}
catch( const std::exception & ex )
{
auto line = std::strtoul( ex.what( ), nullptr, 10 );
REQUIRE( test.error_line == line );
}
}

}// namespace

TEST_CASE( "protoc-parser" )
{
for( const auto & test : tests )
{
test_proto_file( test );
};
test_files( tests );
}
}

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