GCC Code Coverage Report

Directory: ./
File: src/TraitBackEnd/Nanobind/NanobindTraitDataStream/NanobindTraitDataStream.cpp
Date: 2026-09-08 15:48:42
Exec Total Coverage
Lines: 121 127 95.3%
Functions: 9 10 90.0%
Branches: 289 300 96.3%
Line Branch Exec Source
1 /***************************************
2 Auteur : Thibaut Oprinsen
3 Mail : thibaut.oprinsen@lapp.in2p3.fr
4 Licence : CeCILL-C
5 ****************************************/
6
7 #include "NanobindTraitDataStream.h"
8
9 ///Constructor of NanobindTraitDataStream
10 1 NanobindTraitDataStream::NanobindTraitDataStream()
11 1 : PAbstractNanobindTraitBackend()
12 1 {}
13
14 ///Destructor of NanobindTraitDataStream
15 2 NanobindTraitDataStream::~NanobindTraitDataStream(){}
16
17 /// @brief registration of serialization methods
18 /// @param fs stream to write to
19 /// @param classConfig config of the class
20 /// @param mode generator mode
21 4 void registerDeserializationMethods(std::ofstream & fs, const PClassConfig & classConfig, const GeneratorMode & mode){
22
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 4 PString name(classConfig.getName());
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 4 if(classConfig.getIsEnum()){
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 1 name = name + "::" + name;
25 }
26
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 4 fs << std::endl << std::endl << "\t\t///Deserialization method for " << name;
27
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 4 fs << std::endl << "\t\t.def_static(\"from_bytes\", [](const nb::bytearray &b) -> " << name << " {";
28
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 4 fs << std::endl << "\t\t\t\t" << name << " result;";
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 4 fs << std::endl << "\t\t\t\tDataStreamIter iter((DataStreamIter)b.data());";
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 4 fs << std::endl << "\t\t\t\tbool res(data_message_load(iter, result));";
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 4 fs << std::endl << "\t\t\t\tif(!res){";
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 4 fs << std::endl << "\t\t\t\t\tthrow nb::buffer_error(\"Failed to deserialize " << name << "\");";
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 4 fs << std::endl << "\t\t\t\t}";
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 4 fs << std::endl << "\t\t\t\treturn result;";
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 4 fs << std::endl << "\t\t\t}, ";
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 4 fs << std::endl << "\t\t\t\"Load a " << name << " from a bytearray\"";
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 4 fs << std::endl << "\t\t)";
38 4 }
39
40 /// @brief registration of serialization methods
41 /// @param fs stream to write to
42 /// @param classConfig config of the class
43 /// @param mode generator mode
44 4 void registerSerializationMethods(std::ofstream & fs, const PClassConfig & classConfig, const GeneratorMode & mode){
45
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 1 name = name + "::" + name;
48 }
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 4 fs << std::endl << std::endl << "\t\t///Serialization method for " << name;
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 4 fs << std::endl << "\t\t.def(\"to_bytes\", [](const " << name << " & self) -> nb::bytearray {";
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 4 fs << std::endl << "\t\t\t\tsize_t size = data_size(self);";
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 4 fs << std::endl << "\t\t\t\tnb::bytearray msg(NULL, size);";
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 4 fs << std::endl << "\t\t\t\tDataStreamIter iter((DataStreamIter)msg.data());";
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 4 fs << std::endl << "\t\t\t\tbool success = data_message_save(iter, self);";
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 4 fs << std::endl << "\t\t\t\tif(success){";
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 4 fs << std::endl << "\t\t\t\t\treturn msg;";
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 4 fs << std::endl << "\t\t\t\t}else{";
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 4 fs << std::endl << "\t\t\t\t\tthrow nb::buffer_error(\"Failed to serialize " << name << "\");";
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 4 fs << std::endl << "\t\t\t\t}";
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 4 fs << std::endl << "\t\t\t}, ";
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 4 fs << std::endl << "\t\t\t\"Serialize the " << name << " to bytearray\"";
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 4 fs << std::endl << "\t\t)";
63 4 }
64
65 /// @brief registration of size method
66 /// @param fs stream to write to
67 /// @param classConfig config of the class
68 /// @param mode generator mode
69 4 void registerSizeMethod(std::ofstream & fs, const PClassConfig & classConfig, const GeneratorMode & mode){
70
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 1 name = name + "::" + name;
73 }
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 4 fs << std::endl << std::endl << "\t\t///Size method for " << name;
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 4 fs << std::endl << "\t\t.def(\"get_size\", [](const " << name << " & self) -> size_t {";
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 4 fs << std::endl << "\t\t\t\treturn data_size(self);";
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 4 fs << std::endl << "\t\t\t}, ";
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 4 fs << std::endl << "\t\t\t\"Get the size of the " << name << " in bytes\"";
79
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 4 fs << std::endl << "\t\t)";
80 4 }
81
82 ///Registration of static method
83 /// @param fs stream to write to
84 /// @param classConfig config of the class
85 /// @param mode generator mode
86 4 void NanobindTraitDataStream::registerMethod(std::ofstream & fs, const PClassConfig & classConfig, const GeneratorMode & mode) const{
87
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 4 if(!mode.enableDataStream){return;}
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 4 PString name(classConfig.getName());
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 4 registerSerializationMethods(fs, classConfig, mode);
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 4 registerDeserializationMethods(fs, classConfig, mode);
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 4 registerSizeMethod(fs, classConfig, mode);
93 4 }
94
95
96 ///Test the deserialization of the enum with an invalid value
97 /// @param fs stream to write to
98 /// @param classConfig config of the class
99 /// @param mode generator mode
100 /// @param baseFileName : base name of the configuration
101 1 void failed_enum_deserialization(std::ofstream & fs, const PClassConfig & classConfig, const GeneratorMode & mode, const PString & baseFileName){
102
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107
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110
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111 1 }
112
113 ///Generation of unit test function
114 /// @param fs stream to write to
115 /// @param classConfig config of the class
116 /// @param mode generator mode
117 /// @param baseFileName : base name of the configuration
118 4 void NanobindTraitDataStream::testFunction(std::ofstream & fs, const PClassConfig & classConfig, const GeneratorMode & mode, const PString & baseFileName) const{
119
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 4 PString name(classConfig.getName());
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 4 PString moduleName = baseFileName.toLower();
122 ///Test base serialization/deserialization
123
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 4 fs << "def test_data_stream_conversion():" << std::endl;
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 4 const PVecClassAttribute & listAttr(classConfig.getListAttribute());
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130 }
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138 }else{
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 18 PString defaultValue = getTestDefaultValueTypeInPython(it->getType());
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 9 if(defaultValue != ""){
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 14 fs << "\t" << name.toLower() << "." << it->getName() << " = " << defaultValue << std::endl;
145 }
146 9 }
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 18 PString defaultValue = getTestDefaultValueTypeInPython(it->getType());
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 9 if(defaultValue != ""){
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 14 fs << "\tassert new_" << name.toLower() << "." << it->getName() << " == " << defaultValue << std::endl;
157 }
158 9 }
159 ///Test edge cases for serialization/deserialization
160
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 3 fs << "\t" << name.toLower() << " = " << moduleName << "." << name << "()" << std::endl;
165
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 3 fs << "\t\tresult = " << name.toLower() << ".from_bytes(\"A string is not a bytearray !!!\") # deserialize string instead of bytearray" << std::endl;
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 3 fs << "\twith pytest.raises(TypeError, match=\".*from_bytes\\(\\): incompatible function arguments.*\"):" << std::endl;
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 3 fs << "\t\tresult = " << name.toLower() << ".from_bytes([1, 2, 3, 4]) # deserialize list instead of bytearray" << std::endl;
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 3 fs << std::endl;
174 }
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 4 if(classConfig.getIsEnum()){
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 1 failed_enum_deserialization(fs, classConfig, mode, baseFileName);
177 }
178 4 }
179
180 ///Generation of unit test call function
181 /// @param fs stream to write to
182 /// @param classConfig config of the class
183 /// @param mode generator mode
184 ✗ void NanobindTraitDataStream::testCallFunction(std::ofstream & fs, const PClassConfig & classConfig, const GeneratorMode & mode) const{
185 ✗ if(!mode.enableDataStream){return;}
186 ✗ PString name(classConfig.getName());
187 ✗ fs << "\ttest_data_stream_conversion()" << std::endl;
188 ✗ fs << "\ttest_serialization_type_errors()" << std::endl;
189 ✗ }
190
191