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added check target and first tests

experiment/meta_header
Martchus 6 years ago
parent
commit
e4910171e8
  1. 18
      CMakeLists.txt
  2. 131
      tests/conversiontests.cpp
  3. 13
      tests/cppunit.cpp
  4. 32
      tests/iotests.cpp

18
CMakeLists.txt

@ -46,6 +46,14 @@ set(SRC_FILES
math/math.cpp
misc/random.cpp
)
set(TEST_HEADER_FILES
)
set(TEST_SRC_FILES
tests/cppunit.cpp
tests/conversiontests.cpp
tests/iotests.cpp
)
# meta data
set(META_PROJECT_NAME c++utilities)
@ -110,6 +118,16 @@ set_target_properties(${META_PROJECT_NAME} PROPERTIES
CXX_STANDARD 11
)
# add check target
if(NOT TARGET check)
add_custom_target(check COMMAND ${CMAKE_CTEST_COMMAND})
endif()
add_executable(${META_PROJECT_NAME}_tests EXCLUDE_FROM_ALL ${TEST_HEADER_FILES} ${TEST_SRC_FILES})
target_link_libraries(${META_PROJECT_NAME}_tests c++utilities cppunit)
set_target_properties(${META_PROJECT_NAME}_tests PROPERTIES CXX_STANDARD 11)
add_test(NAME ${META_PROJECT_NAME}_tests COMMAND ${META_PROJECT_NAME}_tests)
add_dependencies(check ${META_PROJECT_NAME}_tests)
# add install target
install(TARGETS ${META_PROJECT_NAME}
RUNTIME DESTINATION bin

131
tests/conversiontests.cpp

@ -0,0 +1,131 @@
#include "../conversion/binaryconversion.h"
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/TestFixture.h>
#include <random>
#include <sstream>
#include <functional>
using namespace std;
using namespace ConversionUtilities;
using namespace CPPUNIT_NS;
class ConversionTests : public TestFixture
{
CPPUNIT_TEST_SUITE(ConversionTests);
CPPUNIT_TEST(testEndianness);
CPPUNIT_TEST(testBinaryConversions);
CPPUNIT_TEST_SUITE_END();
public:
ConversionTests();
void setUp() {}
void tearDown() {}
void testEndianness();
void testBinaryConversions();
private:
template<typename intType>
void testConversion(const char *message, function<void (intType, char *)> vice, function<intType (const char *)> verca, intType min, intType max);
char m_buff[8];
random_device m_randomDevice;
mt19937 m_randomEngine;
};
CPPUNIT_TEST_SUITE_REGISTRATION(ConversionTests);
ConversionTests::ConversionTests() :
m_randomDevice(),
m_randomEngine(m_randomDevice())
{}
/*!
* \brief Tests whether macros for endianness are correct.
*/
void ConversionTests::testEndianness()
{
union {
uint32_t integer;
char characters[4];
} test = {0x01020304};
#if defined(CONVERSION_UTILITIES_BYTE_ORDER_BIG_ENDIAN)
CPPUNIT_ASSERT_MESSAGE("Byte order assumption (big-endian) is wrong", test.characters[0] == 0x01);
#elif defined(CONVERSION_UTILITIES_BYTE_ORDER_LITTLE_ENDIAN)
CPPUNIT_ASSERT_MESSAGE("Byte order assumption (little-endian) is wrong", test.characters[0] == 0x04);
#else
CPPUNIT_FAIL("There is not valid byte order assumption");
#endif
}
template<typename intType>
void ConversionTests::testConversion(const char *message, function<void (intType, char *)> vice, function<intType (const char *)> versa, intType min, intType max)
{
const intType random = uniform_int_distribution<intType>(min, max)(m_randomEngine);
stringstream msg;
msg << message << '(' << hex << '0' << 'x' << random << ')';
vice(random, m_buff);
const intType result = versa(m_buff);
CPPUNIT_ASSERT_MESSAGE(msg.str(), result == random);
}
#define TEST_TYPE(endianness, function) \
decltype(endianness::function(m_buff))
#define TEST_CONVERSION(function, endianness) \
testConversion<TEST_TYPE(endianness, function)>( \
"testing " #function, \
static_cast<void(*)(TEST_TYPE(endianness, function), char *)>(&endianness::getBytes), \
endianness::function, \
numeric_limits<TEST_TYPE(endianness, function)>::min(), \
numeric_limits<TEST_TYPE(endianness, function)>::max() \
)
#define TEST_BE_CONVERSION(function) \
TEST_CONVERSION( \
function, BE \
)
#define TEST_LE_CONVERSION(function) \
TEST_CONVERSION( \
function, LE \
)
#define TEST_CUSTOM_CONVERSION(vice, versa, endianness, min, max) \
testConversion<TEST_TYPE(endianness, versa)>( \
"testing " #versa, \
static_cast<void(*)(TEST_TYPE(endianness, versa), char *)>(&endianness::vice), \
endianness::versa, \
min, max \
)
/*!
* \brief Tests some binary conversions.
*
* Tests toUInt16(), ... toUInt64(), toInt16(), ... toInt64() and
* the inverse getBytes() functions.
*/
void ConversionTests::testBinaryConversions()
{
for(byte b = 0; b < 100; ++b) {
TEST_BE_CONVERSION(toUInt16);
TEST_CUSTOM_CONVERSION(getBytes24, toUInt24, BE, 0, 0xFFFFFF);
TEST_BE_CONVERSION(toUInt32);
TEST_BE_CONVERSION(toUInt64);
TEST_LE_CONVERSION(toUInt16);
TEST_CUSTOM_CONVERSION(getBytes24, toUInt24, LE, 0, 0xFFFFFF);
TEST_LE_CONVERSION(toUInt32);
TEST_LE_CONVERSION(toUInt64);
TEST_BE_CONVERSION(toInt16);
TEST_BE_CONVERSION(toInt32);
TEST_BE_CONVERSION(toInt64);
TEST_LE_CONVERSION(toInt16);
TEST_LE_CONVERSION(toInt32);
TEST_LE_CONVERSION(toInt64);
}
}

13
tests/cppunit.cpp

@ -0,0 +1,13 @@
#include <cppunit/extensions/TestFactoryRegistry.h>
#include <cppunit/ui/text/TestRunner.h>
using namespace std;
using namespace CPPUNIT_NS;
int main(int , char **)
{
TextUi::TestRunner runner;
TestFactoryRegistry &registry = TestFactoryRegistry::getRegistry();
runner.addTest(registry.makeTest());
return !runner.run(string(), false);
}

32
tests/iotests.cpp

@ -0,0 +1,32 @@
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/TestFixture.h>
using namespace std;
using namespace CPPUNIT_NS;
class IoTests : public TestFixture
{
CPPUNIT_TEST_SUITE(IoTests);
CPPUNIT_TEST(testFailure);
CPPUNIT_TEST_SUITE_END();
public:
void setUp() {}
void tearDown() {}
void testFailure();
};
CPPUNIT_TEST_SUITE_REGISTRATION(IoTests);
/*!
* \brief Tests for GCC Bug 66145.
* \sa https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66145
*/
void IoTests::testFailure()
{
fstream stream;
stream.exceptions(ios_base::failbit | ios_base::badbit);
CPPUNIT_ASSERT_THROW(stream.open("path/to/file/which/does/not/exist", ios_base::in), ios_base::failure);
}
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