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replaced ASCII part comparison with assert ensuring same comparison result as for standard part

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This commit is contained in:
Ramzi Sabra
2020-03-26 08:23:13 +02:00
committed by Mateusz Pusz
parent dd6db61ea9
commit b8073b79d0
2 changed files with 30 additions and 33 deletions
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59
src/include/units/symbol_text.h
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@@ -1,5 +1,6 @@
#pragma once
#include <assert.h>
#include <units/bits/external/fixed_string.h>
namespace units {
@@ -75,39 +76,39 @@ struct basic_symbol_text {
[[nodiscard]] friend constexpr auto operator<=>(const basic_symbol_text& lhs,
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>& rhs)
{
return std::lexicographical_compare_three_way(lhs.standard_.begin(), lhs.standard_.end(), rhs.standard_.begin(), rhs.standard_.end());
auto comparison = std::lexicographical_compare_three_way(lhs.standard_.begin(), lhs.standard_.end(), rhs.standard_.begin(), rhs.standard_.end());
assert(std::lexicographical_compare_three_way(lhs.ascii_.begin(), lhs.ascii_.end(), rhs.ascii_.begin(), rhs.ascii_.end()) == comparison);
return comparison;
}
template<typename StandardCharT2, std::size_t N2>
[[nodiscard]] friend constexpr auto operator<=>(const basic_symbol_text& lhs,
const basic_fixed_string<StandardCharT2, N2>& rhs)
{
auto rhs_symbol = basic_symbol_text<StandardCharT2, StandardCharT2, N2, N2>(rhs);
return lhs <=> rhs_symbol;
return std::lexicographical_compare_three_way(lhs.standard_.begin(), lhs.standard_.end(), rhs.begin(), rhs.end());
}
template<typename StandardCharT2, std::size_t N2>
[[nodiscard]] friend constexpr auto operator<=>(const basic_symbol_text& lhs,
const StandardCharT2 (&rhs)[N2])
{
auto rhs_symbol = basic_symbol_text<StandardCharT2, StandardCharT2, N2 - 1, N2 - 1>(rhs);
return lhs <=> rhs_symbol;
return lhs <=> basic_fixed_string<StandardCharT2, N2 - 1>(rhs);
}
template<typename StandardCharT2>
[[nodiscard]] friend constexpr auto operator<=>(const basic_symbol_text& lhs,
StandardCharT2 rhs)
{
auto rhs_symbol = basic_symbol_text<StandardCharT2, StandardCharT2, 1, 1>(rhs);
return lhs <=> rhs_symbol;
return lhs <=> basic_fixed_string<StandardCharT2, 1>(rhs);
}
template<typename StandardCharT2, typename ASCIICharT2, std::size_t N2, std::size_t M2>
[[nodiscard]] friend constexpr bool operator==(const basic_symbol_text& lhs,
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>& rhs)
{
return std::equal(lhs.standard_.begin(), lhs.standard_.end(), rhs.standard_.begin(), rhs.standard_.end())
&& std::equal(lhs.ascii_.begin(), lhs.ascii_.end(), rhs.ascii_.begin(), rhs.ascii_.end());
bool comparison = std::equal(lhs.standard_.begin(), lhs.standard_.end(), rhs.standard_.begin(), rhs.standard_.end());
assert(std::equal(lhs.ascii_.begin(), lhs.ascii_.end(), rhs.ascii_.begin(), rhs.ascii_.end()) == comparison);
return comparison;
}
template<typename StandardCharT2, std::size_t N2>
@@ -133,32 +134,22 @@ struct basic_symbol_text {
#else
template<typename StandardCharT2, typename ASCIICharT2, std::size_t N2, std::size_t M2>
[[nodiscard]] constexpr friend bool operator==(const basic_symbol_text& lhs,
const basic_symbol_text& rhs) noexcept
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>& rhs) noexcept
{
return lhs.standard_ == rhs.standard_ && lhs.ascii_ == rhs.ascii_;
bool comparison = (lhs.standard_ == rhs.standard_);
assert((lhs.ascii_ == rhs.ascii_) == comparison);
return comparison;
}
template<typename StandardCharT2, typename ASCIICharT2, std::size_t N2, std::size_t M2>
[[nodiscard]] constexpr friend bool operator!=(const basic_symbol_text& lhs,
const basic_symbol_text& rhs) noexcept
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>& rhs) noexcept
{
return !(lhs == rhs);
}
template<typename StandardCharT2, typename ASCIICharT2, std::size_t N2, std::size_t M2>
[[nodiscard]] constexpr friend bool operator==(const basic_symbol_text&,
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>&) noexcept
{
return false;
}
template<typename StandardCharT2, typename ASCIICharT2, std::size_t N2, std::size_t M2>
[[nodiscard]] constexpr friend bool operator!=(const basic_symbol_text&,
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>&) noexcept
{
return true;
}
[[nodiscard]] constexpr friend bool operator==(const basic_symbol_text& lhs,
const basic_fixed_string<StandardCharT, N>& rhs) noexcept
{
@@ -241,7 +232,9 @@ struct basic_symbol_text {
[[nodiscard]] constexpr friend bool operator<(const basic_symbol_text& lhs,
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>& rhs) noexcept
{
return lhs.standard_ < rhs.standard_;
bool comparison = lhs.standard_ < rhs.standard_;
assert((lhs.ascii_ < rhs.ascii_) == comparison);
return comparison;
}
template<typename StandardCharT2, std::size_t N2>
@@ -269,7 +262,9 @@ struct basic_symbol_text {
[[nodiscard]] constexpr friend bool operator>(const basic_symbol_text& lhs,
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>& rhs) noexcept
{
return lhs.standard_ > rhs.standard_;
bool comparison = lhs.standard_ > rhs.standard_;
assert((lhs.ascii_ > rhs.ascii_) == comparison);
return comparison;
}
template<typename StandardCharT2, std::size_t N2>
@@ -297,7 +292,9 @@ struct basic_symbol_text {
[[nodiscard]] constexpr friend bool operator<=(const basic_symbol_text& lhs,
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>& rhs) noexcept
{
return lhs.standard_ <= rhs.standard_;
bool comparison = lhs.standard_ <= rhs.standard_;
assert((lhs.ascii_ <= rhs.ascii_) == comparison);
return comparison;
}
template<typename StandardCharT2, std::size_t N2>
@@ -325,7 +322,9 @@ struct basic_symbol_text {
[[nodiscard]] constexpr friend bool operator>=(const basic_symbol_text& lhs,
const basic_symbol_text<StandardCharT2, ASCIICharT2, N2, M2>& rhs) noexcept
{
return lhs.standard_ >= rhs.standard_;
bool comparison = lhs.standard_ >= rhs.standard_;
assert((lhs.ascii_ >= rhs.ascii_) == comparison);
return comparison;
}
template<typename StandardCharT2, std::size_t N2>

4
test/unit_test/static/fixed_symbol_test.cpp
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@@ -42,10 +42,8 @@ static_assert(sym6.standard() == "bc");
static_assert(sym6.ascii() == "de");
static_assert(sym6 == basic_symbol_text("bc", "de"));
static_assert(sym6 != basic_symbol_text("bc", "bc"));
static_assert(sym6 != basic_symbol_text("de", "de"));
static_assert(sym6 != basic_symbol_text("fg", "hi"));
static_assert(sym6 != basic_symbol_text("bcd", "ef"));
static_assert(sym6 != basic_symbol_text("bc", "def"));
static_assert(sym6 == basic_fixed_string("bc"));
static_assert(sym6 != basic_fixed_string("de"));