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This commit is contained in:
Roland Bock 2024-07-21 13:04:17 +02:00
parent d3daa90e0b
commit 25faf6c4bb
8 changed files with 158 additions and 38 deletions
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1
include/sqlpp11/dynamic.h
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@ -78,6 +78,7 @@ namespace sqlpp
template <typename T>
using remove_dynamic_t = typename remove_dynamic<T>::type;
#warning: Should not turn Expr to into optional, but just the value type
template <typename T>
struct dynamic_to_optional
{

6
include/sqlpp11/field_spec.h
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@ -44,6 +44,12 @@ namespace sqlpp
using cpp_type = result_value_t<ValueType>;
};
template <typename NameType, typename ValueType>
struct name_tag_of<field_spec_t<NameType, ValueType>>
{
using type = NameType;
};
template <typename Left, typename Right, typename Enable = void>
struct is_field_compatible
{

8
include/sqlpp11/operator/comparison_expression.h
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@ -62,8 +62,8 @@ namespace sqlpp
struct op_is_null;
struct op_is_not_null;
struct is_distinct_from;
struct is_not_distinct_from;
struct op_is_distinct_from;
struct op_is_not_distinct_from;
template <typename L>
struct value_type_of<comparison_expression<L, op_is_null, sqlpp::compat::nullopt_t>> { using type = boolean; };
@ -72,10 +72,10 @@ namespace sqlpp
struct value_type_of<comparison_expression<L, op_is_not_null, sqlpp::compat::nullopt_t>> { using type = boolean; };
template <typename L, typename R>
struct value_type_of<comparison_expression<L, is_distinct_from, R>> { using type = boolean; };
struct value_type_of<comparison_expression<L, op_is_distinct_from, R>> { using type = boolean; };
template <typename L, typename R>
struct value_type_of<comparison_expression<L, is_not_distinct_from, R>> { using type = boolean; };
struct value_type_of<comparison_expression<L, op_is_not_distinct_from, R>> { using type = boolean; };
template <typename L, typename Operator, typename R>

16
include/sqlpp11/type_traits.h
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@ -712,13 +712,21 @@ namespace sqlpp
using parameters_of = typename detail::parameters_of_impl<T>::type;
struct name_tag_base{}; // Used by SQLPP_ALIAS_PROVIDER and ddl2cpp
template <typename T, bool IsNameTag>
struct name_tag_of_impl
{
using type = no_name_t;
};
template <typename T>
struct name_tag_of_impl<T, true>
{
using type = typename T::_alias_t;
};
template <typename T>
struct name_tag_of
{
using type = typename std::conditional<std::is_base_of<name_tag_base, T>::value, // if T is a name tag
typename T::_alias_t, // then it is embedded,
no_name_t // else, there is no default name
>::type;
using type = typename name_tag_of_impl<T, std::is_base_of<name_tag_base, T>::value>::type;
};
template <typename T>

1
tests/core/types/CMakeLists.txt
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@ -37,6 +37,7 @@ endfunction()
test_compile(any)
test_compile(aggregate_functions)
test_compile(comparison_expression)
test_compile(dynamic)
test_compile(in_expression)
test_compile(logical_expression)
test_compile(result_row)

110
tests/core/types/dynamic.cpp Normal file
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@ -0,0 +1,110 @@
/*
* Copyright (c) 2016-2016, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "MockDb.h"
#include "Sample.h"
#include <sqlpp11/sqlpp11.h>
namespace
{
auto db = MockDb{};
}
SQLPP_ALIAS_PROVIDER(r_not_null);
SQLPP_ALIAS_PROVIDER(r_maybe_null);
template <typename T, typename ValueType>
using is_value_type = std::is_same<sqlpp::value_type_of_t<T>, ValueType>;
template<typename Value>
void test_dynamic(Value v)
{
using ValueType = sqlpp::value_type_of_t<Value>;
using OptValueType = sqlpp::compat::optional<ValueType>;
auto v_not_null= dynamic(true, sqlpp::value(v));
auto v_maybe_null= dynamic(true, sqlpp::value(sqlpp::compat::make_optional(v)));
auto v_not_null_alias = dynamic(true, sqlpp::value(v).as(r_not_null));
auto v_maybe_null_alias = dynamic(true, sqlpp::value(sqlpp::compat::make_optional(v)).as(r_maybe_null));
static_assert(not sqlpp::has_value_type<decltype(v_not_null)>::value, "");
static_assert(not sqlpp::has_value_type<decltype(v_maybe_null)>::value, "");
static_assert(not sqlpp::has_value_type<decltype(v_not_null_alias)>::value, "");
static_assert(not sqlpp::has_value_type<decltype(v_maybe_null_alias)>::value, "");
static_assert(not sqlpp::has_name<decltype(v_not_null)>::value, "");
static_assert(not sqlpp::has_name<decltype(v_maybe_null)>::value, "");
static_assert(sqlpp::has_name<decltype(v_not_null_alias)>::value, "");
static_assert(sqlpp::has_name<decltype(v_maybe_null_alias)>::value, "");
static_assert(is_value_type<sqlpp::remove_dynamic_t<decltype(v_not_null)>, ValueType>::value, "");
static_assert(is_value_type<sqlpp::remove_dynamic_t<decltype(v_maybe_null)>, OptValueType>::value, "");
static_assert(is_value_type<sqlpp::remove_dynamic_t<decltype(v_not_null_alias)>, ValueType>::value, "");
static_assert(is_value_type<sqlpp::remove_dynamic_t<decltype(v_maybe_null_alias)>, OptValueType>::value, "");
}
int main()
{
// boolean
test_dynamic(bool{true});
// integral
test_dynamic(int8_t{7});
test_dynamic(int16_t{7});
test_dynamic(int32_t{7});
test_dynamic(int64_t{7});
// unsigned integral
test_dynamic(uint8_t{7});
test_dynamic(uint16_t{7});
test_dynamic(uint32_t{7});
test_dynamic(uint64_t{7});
// floating point
test_dynamic(float{7.7});
test_dynamic(double{7.7});
// text
test_dynamic('7');
test_dynamic("seven");
test_dynamic(std::string("seven"));
test_dynamic(sqlpp::compat::string_view("seven"));
// blob
test_dynamic(std::vector<uint8_t>{});
// date
test_dynamic(::sqlpp::chrono::day_point{});
// timestamp
test_dynamic(::sqlpp::chrono::microsecond_point{});
using minute_point = std::chrono::time_point<std::chrono::system_clock, std::chrono::minutes>;
test_dynamic(minute_point{});
// time_of_day
test_dynamic(std::chrono::microseconds{});
}

6
tests/core/types/value.cpp
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@ -50,22 +50,16 @@ void test_value(Value v)
auto v_maybe_null= sqlpp::value(sqlpp::compat::make_optional(v));
auto v_not_null_alias = sqlpp::value(v).as(r_not_null);
auto v_maybe_null_alias = sqlpp::value(sqlpp::compat::make_optional(v)).as(r_maybe_null);
auto v_opt_not_null_alias = sqlpp::value(v).as(r_opt_not_null).if_(true);
auto v_opt_maybe_null_alias = sqlpp::value(sqlpp::compat::make_optional(v)).as(r_opt_maybe_null).if_(true);
static_assert(is_value_type<decltype(v_not_null), ValueType>::value, "");
static_assert(is_value_type<decltype(v_maybe_null), OptValueType>::value, "");
static_assert(is_value_type<decltype(v_not_null_alias), ValueType>::value, "");
static_assert(is_value_type<decltype(v_maybe_null_alias), OptValueType>::value, "");
static_assert(is_value_type<decltype(v_opt_not_null_alias), OptValueType>::value, "");
static_assert(is_value_type<decltype(v_opt_maybe_null_alias), OptValueType>::value, "");
static_assert(not sqlpp::can_be_null<decltype(v_not_null)>::value, "");
static_assert(sqlpp::can_be_null<decltype(v_maybe_null)>::value, "");
static_assert(not sqlpp::can_be_null<decltype(v_not_null_alias)>::value, "");
static_assert(sqlpp::can_be_null<decltype(v_maybe_null_alias)>::value, "");
static_assert(sqlpp::can_be_null<decltype(v_opt_not_null_alias)>::value, "");
static_assert(sqlpp::can_be_null<decltype(v_opt_maybe_null_alias)>::value, "");
}
int main()

48
tests/core/usage/MockDb.h
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@ -86,16 +86,16 @@ struct MockDb : public sqlpp::connection
}
template <typename T>
static _serializer_context_t& _serialize_interpretable(const T& t, _serializer_context_t& context)
static _serializer_context_t& _serialize_interpretable(const T& x, _serializer_context_t& context)
{
serialize(t, context);
serialize(context, x);
return context;
}
template <typename T>
static _serializer_context_t& _interpret_interpretable(const T& t, _interpreter_context_t& context)
static _serializer_context_t& _interpret_interpretable(const T& x, _interpreter_context_t& context)
{
serialize(t, context);
serialize(context, x);
return context;
}
@ -141,7 +141,7 @@ struct MockDb : public sqlpp::connection
size_t execute(const Statement& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running execute call with\n" << context.str() << std::endl;
return execute(context.str());
}
@ -150,7 +150,7 @@ struct MockDb : public sqlpp::connection
size_t insert(const Insert& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running insert call with\n" << context.str() << std::endl;
return 0;
}
@ -159,7 +159,7 @@ struct MockDb : public sqlpp::connection
size_t update(const Update& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running update call with\n" << context.str() << std::endl;
return 0;
}
@ -168,7 +168,7 @@ struct MockDb : public sqlpp::connection
size_t remove(const Remove& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running remove call with\n" << context.str() << std::endl;
return 0;
}
@ -177,7 +177,7 @@ struct MockDb : public sqlpp::connection
result_t select(const Select& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running select call with\n" << context.str() << std::endl;
return {};
}
@ -204,7 +204,7 @@ struct MockDb : public sqlpp::connection
_prepared_statement_t prepare_execute(Statement& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running prepare execute call with\n" << context.str() << std::endl;
return nullptr;
}
@ -213,7 +213,7 @@ struct MockDb : public sqlpp::connection
_prepared_statement_t prepare_insert(Insert& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running prepare insert call with\n" << context.str() << std::endl;
return nullptr;
}
@ -234,7 +234,7 @@ struct MockDb : public sqlpp::connection
_prepared_statement_t prepare_select(Select& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running prepare select call with\n" << context.str() << std::endl;
return nullptr;
}
@ -300,16 +300,16 @@ struct MockSizeDb : public sqlpp::connection
}
template <typename T>
static _serializer_context_t& _serialize_interpretable(const T& t, _serializer_context_t& context)
static _serializer_context_t& _serialize_interpretable(const T& x, _serializer_context_t& context)
{
serialize(t, context);
serialize(context, x);
return context;
}
template <typename T>
static _serializer_context_t& _interpret_interpretable(const T& t, _interpreter_context_t& context)
static _serializer_context_t& _interpret_interpretable(const T& x, _interpreter_context_t& context)
{
serialize(t, context);
serialize(context, x);
return context;
}
@ -349,7 +349,7 @@ struct MockSizeDb : public sqlpp::connection
size_t execute(const Statement& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running execute call with\n" << context.str() << std::endl;
return execute(context.str());
}
@ -358,7 +358,7 @@ struct MockSizeDb : public sqlpp::connection
size_t insert(const Insert& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running insert call with\n" << context.str() << std::endl;
return 0;
}
@ -367,7 +367,7 @@ struct MockSizeDb : public sqlpp::connection
size_t update(const Update& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running update call with\n" << context.str() << std::endl;
return 0;
}
@ -376,7 +376,7 @@ struct MockSizeDb : public sqlpp::connection
size_t remove(const Remove& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running remove call with\n" << context.str() << std::endl;
return 0;
}
@ -385,7 +385,7 @@ struct MockSizeDb : public sqlpp::connection
result_t select(const Select& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running select call with\n" << context.str() << std::endl;
return {};
}
@ -412,7 +412,7 @@ struct MockSizeDb : public sqlpp::connection
_prepared_statement_t prepare_execute(Statement& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running prepare execute call with\n" << context.str() << std::endl;
return nullptr;
}
@ -421,7 +421,7 @@ struct MockSizeDb : public sqlpp::connection
_prepared_statement_t prepare_insert(Insert& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running prepare insert call with\n" << context.str() << std::endl;
return nullptr;
}
@ -442,7 +442,7 @@ struct MockSizeDb : public sqlpp::connection
_prepared_statement_t prepare_select(Select& x)
{
_serializer_context_t context;
serialize(x, context);
serialize(context, x);
std::cout << "Running prepare select call with\n" << context.str() << std::endl;
return nullptr;
}