fsfw/unittests/container/TestFixedMap.cpp

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#include <fsfw/container/FixedMap.h>
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#include <fsfw/returnvalues/returnvalue.h>
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#include <catch2/catch_test_macros.hpp>
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#include "CatchDefinitions.h"
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template class FixedMap<unsigned int, unsigned short>;
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TEST_CASE("FixedMap Tests", "[TestFixedMap]") {
INFO("FixedMap Tests");
FixedMap<unsigned int, unsigned short> map(30);
REQUIRE(map.size() == 0);
REQUIRE(map.maxSize() == 30);
REQUIRE(map.getSerializedSize() == sizeof(uint32_t));
REQUIRE(map.empty());
REQUIRE(not map.full());
SECTION("Fill and erase") {
for (uint16_t i = 0; i < 30; i++) {
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REQUIRE(map.insert(std::make_pair(i, i + 1)) == static_cast<int>(returnvalue::OK));
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REQUIRE(map.exists(i) == static_cast<int>(returnvalue::OK));
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REQUIRE(map.find(i)->second == i + 1);
REQUIRE(not map.empty());
}
REQUIRE(map.insert(0, 0) == static_cast<int>(FixedMap<uint32_t, uint16_t>::KEY_ALREADY_EXISTS));
REQUIRE(map.insert(31, 0) == static_cast<int>(FixedMap<uint32_t, uint16_t>::MAP_FULL));
REQUIRE(map.exists(31) == static_cast<int>(FixedMap<uint32_t, uint16_t>::KEY_DOES_NOT_EXIST));
REQUIRE(map.size() == 30);
REQUIRE(map.full());
{
uint16_t* ptr;
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REQUIRE(map.find(5, &ptr) == static_cast<int>(returnvalue::OK));
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REQUIRE(*ptr == 6);
REQUIRE(*(map.findValue(6)) == 7);
REQUIRE(map.find(31, &ptr) ==
static_cast<int>(FixedMap<uint32_t, uint16_t>::KEY_DOES_NOT_EXIST));
}
REQUIRE(map.getSerializedSize() ==
(sizeof(uint32_t) + 30 * (sizeof(uint32_t) + sizeof(uint16_t))));
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REQUIRE(map.erase(2) == static_cast<int>(returnvalue::OK));
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REQUIRE(map.erase(31) == static_cast<int>(FixedMap<uint32_t, uint16_t>::KEY_DOES_NOT_EXIST));
REQUIRE(map.exists(2) == static_cast<int>(FixedMap<uint32_t, uint16_t>::KEY_DOES_NOT_EXIST));
REQUIRE(map.size() == 29);
for (auto element : map) {
if (element.first == 5) {
REQUIRE(element.second == 6);
}
}
for (FixedMap<uint32_t, uint16_t>::Iterator it = map.begin(); it != map.end(); it++) {
REQUIRE(it->second == it->first + 1);
REQUIRE((*it).second == (*it).first + 1);
it->second = it->second + 1;
REQUIRE(it->second == it->first + 2);
}
for (FixedMap<uint32_t, uint16_t>::Iterator it = map.begin(); it != map.end(); it++) {
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REQUIRE(map.erase(&it) == static_cast<int>(returnvalue::OK));
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}
REQUIRE(map.size() == 0);
for (FixedMap<uint32_t, uint16_t>::Iterator it = map.begin(); it != map.end(); it++) {
// This line should never executed if begin and end is correct
FAIL("Should never be reached, Iterators invalid");
}
};
SECTION("Insert variants") {
FixedMap<uint32_t, uint16_t>::Iterator it = map.end();
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REQUIRE(map.insert(36, 37, &it) == static_cast<int>(returnvalue::OK));
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REQUIRE(it->first == 36);
REQUIRE(it->second == 37);
REQUIRE(map.size() == 1);
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REQUIRE(map.insert(37, 38, nullptr) == static_cast<int>(returnvalue::OK));
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REQUIRE(map.find(37)->second == 38);
REQUIRE(map.size() == 2);
REQUIRE(map.insert(37, 24, nullptr) ==
static_cast<int>(FixedMap<uint32_t, uint16_t>::KEY_ALREADY_EXISTS));
REQUIRE(map.find(37)->second != 24);
REQUIRE(map.size() == 2);
};
SECTION("Serialize and DeSerialize") {
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REQUIRE(map.insert(36, 37, nullptr) == static_cast<int>(returnvalue::OK));
REQUIRE(map.insert(37, 38, nullptr) == static_cast<int>(returnvalue::OK));
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uint8_t buffer[sizeof(uint32_t) + 2 * (sizeof(uint32_t) + sizeof(uint16_t))];
REQUIRE(map.getSerializedSize() ==
(sizeof(uint32_t) + 2 * (sizeof(uint32_t) + sizeof(uint16_t))));
uint8_t* loc_ptr = buffer;
size_t size = 0;
REQUIRE(map.serialize(&loc_ptr, &size, 10, SerializeIF::Endianness::BIG) ==
static_cast<int>(SerializeIF::BUFFER_TOO_SHORT));
loc_ptr = buffer;
size = 0;
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REQUIRE(map.serialize(&loc_ptr, &size,
sizeof(uint32_t) + 2 * (sizeof(uint32_t) + sizeof(uint16_t)),
SerializeIF::Endianness::BIG) == static_cast<int>(returnvalue::OK));
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REQUIRE(size == 16);
uint32_t internal_size = 0;
const uint8_t* ptr2 = buffer;
REQUIRE(
SerializeAdapter::deSerialize(&internal_size, &ptr2, &size, SerializeIF::Endianness::BIG) ==
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static_cast<int>(returnvalue::OK));
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REQUIRE(internal_size == 2);
for (uint8_t i = 36; i < 38; i++) {
uint32_t first_element = 0;
REQUIRE(SerializeAdapter::deSerialize(&first_element, &ptr2, &size,
SerializeIF::Endianness::BIG) ==
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static_cast<int>(returnvalue::OK));
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REQUIRE(first_element == i);
uint16_t second_element = 0;
REQUIRE(SerializeAdapter::deSerialize(&second_element, &ptr2, &size,
SerializeIF::Endianness::BIG) ==
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static_cast<int>(returnvalue::OK));
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REQUIRE(second_element == i + 1);
}
REQUIRE(size == 0);
map.clear();
const uint8_t* constPtr = buffer;
size = 16;
REQUIRE(map.size() == 0);
REQUIRE(map.deSerialize(&constPtr, &size, SerializeIF::Endianness::BIG) ==
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static_cast<int>(returnvalue::OK));
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REQUIRE(map.size() == 2);
REQUIRE(map.find(36)->second == 37);
for (auto& element : map) {
REQUIRE((element.first + 1) == element.second);
}
};
SECTION("Failed erase and deSerialize") {
FixedMap<uint32_t, uint16_t>::Iterator it;
std::pair<uint32_t, uint16_t> pair = std::make_pair(44, 43);
it = FixedMap<uint32_t, uint16_t>::Iterator(&pair);
REQUIRE(map.erase(&it) == static_cast<int>(FixedMap<uint32_t, uint16_t>::KEY_DOES_NOT_EXIST));
REQUIRE(map.find(45) == map.end());
size_t toLargeMap = 100;
const uint8_t* ptr = reinterpret_cast<uint8_t*>(&toLargeMap);
size_t size = sizeof(size_t);
REQUIRE(map.deSerialize(&ptr, &size, SerializeIF::Endianness::BIG) ==
static_cast<int>(SerializeIF::TOO_MANY_ELEMENTS));
};
SECTION("Little Endianess") {
map.clear();
map.insert(10, 20, nullptr);
uint8_t newBuffer[sizeof(uint32_t) + 1 * (sizeof(uint32_t) + sizeof(uint16_t))];
uint8_t* ptr = newBuffer;
size_t size = 0;
size_t max_size = sizeof(uint32_t) + 1 * (sizeof(uint32_t) + sizeof(uint16_t));
REQUIRE(map.serialize(&ptr, &size, max_size, SerializeIF::Endianness::LITTLE) ==
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static_cast<int>(returnvalue::OK));
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map.clear();
REQUIRE(map.size() == 0);
const uint8_t* ptr2 = newBuffer;
REQUIRE(map.deSerialize(&ptr2, &size, SerializeIF::Endianness::LITTLE) ==
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static_cast<int>(returnvalue::OK));
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REQUIRE(map.size() == 1);
REQUIRE(map.find(10)->second == 20);
};
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}