test: SerializerBinary tests

This commit is contained in:
Joshua Scott 2018-12-09 23:21:51 +00:00
parent 4872d1a2a4
commit 19324c06ba
3 changed files with 463 additions and 0 deletions

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#define CATCH_CONFIG_MAIN
#include <cstdio>
#include <cstdint>
#include <string>
#include <catch.hpp>
#include <ki/pclass/TypeSystem.h>
#include <ki/pclass/PropertyClass.h>
#include <ki/pclass/StaticProperty.h>
#include <ki/pclass/VectorProperty.h>
#include <ki/serialization/SerializerBinary.h>
using namespace ki;
/**
* Structure used to test custom primitive serialization.
*/
struct Vector3D
{
Vector3D(
const float x = 0.0f,
const float y = 0.0f,
const float z = 0.0f)
{
this->m_x = x;
this->m_y = y;
this->m_z = z;
}
Vector3D &operator=(const Vector3D &that)
{
m_x = that.m_x;
m_y = that.m_y;
m_z = that.m_z;
return *this;
}
bool operator==(const Vector3D &that) const
{
return (
m_x == that.m_x,
m_y == that.m_y,
m_z == that.m_z
);
}
void write_to(BitStream &stream) const
{
pclass::PrimitiveTypeWriter<float>::write_to(stream, m_x);
pclass::PrimitiveTypeWriter<float>::write_to(stream, m_y);
pclass::PrimitiveTypeWriter<float>::write_to(stream, m_z);
}
void read_from(BitStream &stream)
{
pclass::PrimitiveTypeReader<float>::read_from(stream, m_x);
pclass::PrimitiveTypeReader<float>::read_from(stream, m_y);
pclass::PrimitiveTypeReader<float>::read_from(stream, m_z);
}
private:
float m_x;
float m_y;
float m_z;
};
/**
* Type Writer for custom primitive type (Vector3D).
*/
template <>
struct pclass::PrimitiveTypeWriter<Vector3D>
{
static void write_to(BitStream &stream, const Vector3D &value)
{
value.write_to(stream);
}
};
/**
* Type Reader for custom primitive type (Vector3D).
*/
template <>
struct pclass::PrimitiveTypeReader<Vector3D>
{
static void read_from(BitStream &stream, Vector3D &value)
{
value.read_from(stream);
}
};
/**
* Enumeration used to test enum serialization.
*/
enum class NestedObjectKind
{
NONE = 0,
OBJECT = 1,
OBJECT_A = 2,
OBJECT_B = 3
};
/**
* A class used to test object nesting and inheritance.
* get_kind() will always return OBJECT.
*/
PCLASS(NestedTestObject)
{
public:
PCLASS_CONSTRUCTOR(NestedTestObject)
INIT_PROPERTY(m_kind, "enum NestedObjectKind")
{
m_kind = NestedObjectKind::OBJECT;
}
PCLASS_COPY_CONSTRUCTOR(NestedTestObject)
INIT_PROPERTY_COPY(m_kind)
{}
NestedObjectKind get_kind() const
{
return m_kind;
}
protected:
/**
* Test statically defined enums.
*/
pclass::StaticProperty<NestedObjectKind> m_kind;
};
/**
* One of two nested objects used to test inheritance.
* get_kind() will always return OBJECT_A.
*/
DERIVED_PCLASS(NestedTestObjectA, NestedTestObject)
{
public:
DERIVED_PCLASS_CONSTRUCTOR(NestedTestObjectA, NestedTestObject)
{
m_kind = NestedObjectKind::OBJECT_A;
}
};
/**
* One of two nested objects used to test inheritance.
* get_kind() will always return OBJECT_B.
*/
DERIVED_PCLASS(NestedTestObjectB, NestedTestObject)
{
public:
DERIVED_PCLASS_CONSTRUCTOR(NestedTestObjectB, NestedTestObject)
{
m_kind = NestedObjectKind::OBJECT_B;
}
};
/**
* A class used to test object serialization.
* Contains properties of all primitive types, as well as a
* custom primitive type, and a user-defined class type.
*/
PCLASS(TestObject)
{
public:
PCLASS_CONSTRUCTOR(TestObject)
INIT_PROPERTY(int4, "bi4")
INIT_PROPERTY(uint4, "bui4")
INIT_PROPERTY(int8, "char")
INIT_PROPERTY(int16, "short")
INIT_PROPERTY(int24, "s24")
INIT_PROPERTY(int32, "int")
INIT_PROPERTY(int64, "long")
INIT_PROPERTY(uint8, "unsigned char")
INIT_PROPERTY(uint16, "unsigned short")
INIT_PROPERTY(uint24, "u24")
INIT_PROPERTY(uint32, "unsigned int")
INIT_PROPERTY(uint64, "unsigned long")
INIT_PROPERTY(string, "std::string")
INIT_PROPERTY(wstring, "std::wstring")
INIT_PROPERTY(float32, "float")
INIT_PROPERTY(float64, "double")
INIT_PROPERTY(vector3d, "struct Vector3D")
INIT_PROPERTY(not_null_object, "class NestedTestObject")
INIT_PROPERTY(null_object, "class NestedTestObject")
INIT_PROPERTY(objects, "class NestedTestObject")
{}
// Test signed and unsigned integers with a bit length less than 8
pclass::StaticProperty<bi<4>> int4;
pclass::StaticProperty<bui<4>> uint4;
// Test signed and unsigned integers with a bit length greater than 8
pclass::StaticProperty<int8_t> int8;
pclass::StaticProperty<int16_t> int16;
pclass::StaticProperty<bi<24>> int24;
pclass::StaticProperty<int32_t> int32;
pclass::StaticProperty<int64_t> int64;
pclass::StaticProperty<uint8_t> uint8;
pclass::StaticProperty<uint16_t> uint16;
pclass::StaticProperty<bui<24>> uint24;
pclass::StaticProperty<uint32_t> uint32;
pclass::StaticProperty<uint64_t> uint64;
// Test strings
pclass::StaticProperty<std::string> string;
pclass::StaticProperty<std::wstring> wstring;
// Test single precision and double precision floating point integers
pclass::StaticProperty<float> float32;
pclass::StaticProperty<double> float64;
// Test writing custom defined primitives
pclass::StaticProperty<Vector3D> vector3d;
// Test writing a single instance of another object
pclass::StaticProperty<NestedTestObject *> not_null_object;
pclass::StaticProperty<NestedTestObject *> null_object;
// Test writing multiple instances of another object
pclass::VectorProperty<NestedTestObject *> objects;
};
// Setup a global TypeSystem instance
auto *g_hash_calculator = new pclass::WizardHashCalculator();
pclass::TypeSystem *g_type_system = new pclass::TypeSystem(g_hash_calculator);
bool g_types_defined = false;
/**
* Populate the given TypeSystem with Types necessary to run the tests.
*/
void define_types()
{
if (g_types_defined)
return;
g_type_system->define_primitive<Vector3D>("struct Vector3D");
g_type_system->define_enum<NestedObjectKind>("enum NestedObjectKind");
auto &nested_test_object = g_type_system->define_class<NestedTestObject>("class NestedTestObject");
g_type_system->define_class<NestedTestObjectA>("class NestedTestObjectA", nested_test_object);
g_type_system->define_class<NestedTestObjectB>("class NestedTestObjectB", nested_test_object);
g_type_system->define_class<TestObject>("class TestObject");
g_types_defined = true;
}
/**
* Macros for configuring/validating TestObject instances.
*/
#define EXPECTED_int4 -6
#define EXPECTED_uint4 5
#define EXPECTED_int8 0x01
#define EXPECTED_int16 0x0203
#define EXPECTED_int24 0x040506
#define EXPECTED_int32 0x0708090A
#define EXPECTED_int64 0x0B0C0D0E0F101112
#define EXPECTED_uint8 0x01
#define EXPECTED_uint16 0x0203
#define EXPECTED_uint24 0x040506
#define EXPECTED_uint32 0x0708090A
#define EXPECTED_uint64 0x0B0C0D0E0F101112
#define EXPECTED_string "This is a test value"
#define EXPECTED_wstring L"This is a test value"
#define EXPECTED_float32 3.1415927410125732421875f
#define EXPECTED_float64 3.141592653589793115997963468544185161590576171875
#define EXPECTED_vector3d Vector3D(24.0f, 61.0f, 3.62f)
#define SET_EXPECTED(object, identifier) object.identifier = EXPECTED_##identifier
#define IS_EXPECTED(object, identifier) object.identifier.get() == EXPECTED_##identifier
/**
* Configure a TestObject instance with the expected values.
*/
void configure_test_object(TestObject &object)
{
// Set primitive values
SET_EXPECTED(object, int4);
SET_EXPECTED(object, uint4);
SET_EXPECTED(object, int8);
SET_EXPECTED(object, int16);
SET_EXPECTED(object, int24);
SET_EXPECTED(object, int32);
SET_EXPECTED(object, int64);
SET_EXPECTED(object, uint8);
SET_EXPECTED(object, uint16);
SET_EXPECTED(object, uint24);
SET_EXPECTED(object, uint32);
SET_EXPECTED(object, uint64);
SET_EXPECTED(object, string);
SET_EXPECTED(object, wstring);
SET_EXPECTED(object, float32);
SET_EXPECTED(object, float64);
SET_EXPECTED(object, vector3d);
// Configure nested objects
object.not_null_object = g_type_system->instantiate<NestedTestObject>("class NestedTestObject");
object.null_object = nullptr;
object.objects.push_back(
g_type_system->instantiate<NestedTestObjectA>("class NestedTestObjectA")
);
object.objects.push_back(
g_type_system->instantiate<NestedTestObjectB>("class NestedTestObjectB")
);
}
/**
* Validate that a TestObject instance is configured with the expected values.
*/
void validate_test_object(TestObject &object)
{
// Validate primitive values
REQUIRE(IS_EXPECTED(object, int4));
REQUIRE(IS_EXPECTED(object, uint4));
REQUIRE(IS_EXPECTED(object, int8));
REQUIRE(IS_EXPECTED(object, int16));
REQUIRE(IS_EXPECTED(object, int24));
REQUIRE(IS_EXPECTED(object, int32));
REQUIRE(IS_EXPECTED(object, int64));
REQUIRE(IS_EXPECTED(object, uint8));
REQUIRE(IS_EXPECTED(object, uint16));
REQUIRE(IS_EXPECTED(object, uint24));
REQUIRE(IS_EXPECTED(object, uint32));
REQUIRE(IS_EXPECTED(object, uint64));
REQUIRE(IS_EXPECTED(object, string));
REQUIRE(IS_EXPECTED(object, wstring));
REQUIRE(IS_EXPECTED(object, float32));
REQUIRE(IS_EXPECTED(object, float64));
REQUIRE(IS_EXPECTED(object, vector3d));
// Validate nested objects
REQUIRE(object.not_null_object.get() != nullptr);
REQUIRE(object.not_null_object.get()->get_kind() == NestedObjectKind::OBJECT);
REQUIRE(object.null_object.get() == nullptr);
REQUIRE(object.objects.size() == 2);
REQUIRE(object.objects[0]->get_kind() == NestedObjectKind::OBJECT_A);
REQUIRE(object.objects[1]->get_kind() == NestedObjectKind::OBJECT_B);
}
/**
* Conduct save/load tests with a SerializerBinary instance.
*/
void test_serializer(
TestObject *&test_object,
serialization::SerializerBinary &serializer,
const std::string &file_suffix)
{
BitBuffer buffer;
BitStream stream(buffer);
const auto start_pos = stream.tell();
// Open the sample data
std::ifstream sample(
"samples/serialization_binary" + file_suffix + ".bin",
std::ios::binary
);
REQUIRE(sample.is_open());
// Load the sample data
const auto begin = sample.tellg();
sample.seekg(0, std::ios::end);
const auto end = sample.tellg();
const size_t sample_size = end - begin;
sample.seekg(std::ios::beg);
auto *sample_data = new char[sample_size];
sample.read(sample_data, sample_size);
sample.close();
SECTION("Saving objects")
{
// Create a test object, configure it, and write it to our stream
test_object = g_type_system->instantiate<TestObject>("class TestObject");
configure_test_object(*test_object);
serializer.save(test_object, stream);
const auto end_pos = stream.tell();
// Delete the test object here so that it is not
// unnecessarily validated by the caller
delete test_object;
test_object = nullptr;
// Validate the contents of the stream
const auto stream_size = (end_pos - start_pos).as_bytes();
REQUIRE(stream_size == sample_size);
auto *stream_data = new uint8_t[stream_size];
stream.seek(start_pos);
stream.read_copy(stream_data, stream_size * 8);
REQUIRE(memcmp(stream_data, sample_data, stream_size) == 0);
// Cleanup
delete[] stream_data;
}
SECTION("Loading objects")
{
// Write the sample data to the bit stream
stream.write_copy(reinterpret_cast<uint8_t *>(sample_data), sample_size * 8);
stream.seek(start_pos);
// Load an object from the bit stream's contents
pclass::PropertyClass *object = nullptr;
serializer.load(object, stream, sample_size);
// Set test_object so that it is validated by the caller
REQUIRE(object != nullptr);
test_object = dynamic_cast<TestObject *>(object);
REQUIRE(test_object != nullptr);
}
// Cleanup the sample
delete[] sample_data;
}
TEST_CASE("Serialization tests", "[serialization]")
{
TestObject *test_object = nullptr;
define_types();
SECTION("SerializerBinary")
{
SECTION("Regular format without compression")
{
serialization::SerializerBinary serializer(
*g_type_system, false,
serialization::SerializerBinary::flags::NONE
);
test_serializer(test_object, serializer, "_regular");
}
SECTION("File format without compression")
{
serialization::SerializerBinary serializer(
*g_type_system, true,
serialization::SerializerBinary::flags::WRITE_SERIALIZER_FLAGS
);
test_serializer(test_object, serializer, "_file");
}
/*
TODO: Test compression
SECTION("Regular format with compression")
{
serialization::SerializerBinary serializer(
*g_type_system, false,
serialization::SerializerBinary::flags::COMPRESSED
);
test_serializer(test_object, serializer, "_regular_compressed");
}
SECTION("File format with compression")
{
serialization::SerializerBinary serializer(
*g_type_system, true,
serialization::SerializerBinary::flags::WRITE_SERIALIZER_FLAGS |
serialization::SerializerBinary::flags::COMPRESSED
);
test_serializer(test_object, serializer, "_file_compressed");
}
*/
}
// If one of the above sections leaves test_object set, then
// we're expected to validate it
if (test_object)
{
validate_test_object(*test_object);
delete test_object;
test_object = nullptr;
}
}