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Add ability to convert larger numbers without fast_float, write unit tests

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This commit is contained in:
ado
2023-08-08 14:11:51 +02:00
parent b9d2c2aad9
commit 672b89b213
4 changed files with 60 additions and 19 deletions
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22
test/test_extractions.cpp
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@@ -63,11 +63,6 @@ TEST_CASE("extract test functions for numbers with invalid inputs") {
// random input for float
CHECK_INVALID_CONVERSION("xxx1", float);
// number too big
CHECK_INVALID_CONVERSION((std::string(40, '1') + "." +
std::string(40, '2')),
double);
// random input for int
CHECK_INVALID_CONVERSION("xxx1", int);
@@ -280,3 +275,20 @@ TEST_CASE("extract test functions for std::variant") {
}
}
}
TEST_CASE("extract test with long number string") {
{
std::string string_num =
std::string(20, '1') + "." + std::string(20, '2');
CHECK_FLOATING_CONVERSION_LONG_NUMBER(string_num, float, stof);
CHECK_FLOATING_CONVERSION_LONG_NUMBER(string_num, double, stod);
}
{
std::string string_num =
std::string(50, '1') + "." + std::string(50, '2');
CHECK_FLOATING_CONVERSION_LONG_NUMBER(string_num, double, stod);
}
}

22
test/test_extractions_without_fast_float.cpp
View File

@@ -29,11 +29,6 @@ TEST_CASE("extract test functions for numbers with invalid inputs without fast "
// random input for float
CHECK_INVALID_CONVERSION("xxx1", float);
// number too big
CHECK_INVALID_CONVERSION((std::string(40, '1') + "." +
std::string(40, '2')),
double);
}
TEST_CASE("extract test functions for std::variant without fast float") {
@@ -135,3 +130,20 @@ TEST_CASE("extract test functions for std::variant without fast float") {
}
}
}
TEST_CASE("extract test with long number string without fast float") {
{
std::string string_num =
std::string(20, '1') + "." + std::string(20, '2');
CHECK_FLOATING_CONVERSION_LONG_NUMBER(string_num, float, stof);
CHECK_FLOATING_CONVERSION_LONG_NUMBER(string_num, double, stod);
}
{
std::string string_num =
std::string(50, '1') + "." + std::string(50, '2');
CHECK_FLOATING_CONVERSION_LONG_NUMBER(string_num, double, stod);
}
}

14
test/test_helpers.hpp
View File

@@ -1,10 +1,10 @@
#pragma once
#include <ctime>
#include <filesystem>
#include <iomanip>
#include <sstream>
#include <string>
#include <vector>
#include <filesystem>
#ifdef CMAKE_GITHUB_CI
#include <doctest/doctest.h>
@@ -75,6 +75,18 @@ struct unique_file_name {
CHECK_LT(std::abs(t.value() - type(-input)), eps); \
}
#define CHECK_FLOATING_CONVERSION_LONG_NUMBER(STRING_NUMBER, TYPE, CONVERTER) \
{ \
auto begin = STRING_NUMBER.c_str(); \
auto end = begin + STRING_NUMBER.size(); \
\
auto number = ss::to_num<TYPE>(begin, end); \
REQUIRE(number.has_value()); \
\
auto expected_number = CONVERTER(STRING_NUMBER); \
CHECK_EQ(number.value(), expected_number); \
}
#define CHECK_INVALID_CONVERSION(input, type) \
{ \
std::string s = input; \