mirror of https://github.com/pybind/pybind11.git
142 lines
4.9 KiB
C++
142 lines
4.9 KiB
C++
// Copyright (c) 2022 The Pybind Development Team.
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// All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "pybind11_tests.h"
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// This test actually works with almost all C++17 compilers, but is currently
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// only needed (and tested) for type_caster_odr_guard.h, for simplicity.
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#ifndef PYBIND11_ENABLE_TYPE_CASTER_ODR_GUARD
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TEST_SUBMODULE(descr_src_loc, m) { m.attr("block_descr_offset") = py::none(); }
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#else
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namespace pybind11_tests {
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namespace descr_src_loc {
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using py::detail::const_name;
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using py::detail::src_loc;
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struct block_descr {
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static constexpr unsigned offset = __LINE__;
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static constexpr auto c0 = py::detail::descr<0>(src_loc::here());
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static constexpr auto c1 = py::detail::descr<3>("Abc");
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static constexpr auto c2 = py::detail::descr<1>(src_loc::here(), 'D');
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static constexpr auto c3 = py::detail::descr<2>(src_loc::here(), 'E', 'f');
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};
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struct block_const_name {
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static constexpr unsigned offset = __LINE__;
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static constexpr auto c0 = const_name("G");
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static constexpr auto c1 = const_name("Hi");
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static constexpr auto c2 = const_name<0>();
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static constexpr auto c3 = const_name<1>();
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static constexpr auto c4 = const_name<23>();
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static constexpr auto c5 = const_name<std::string>();
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static constexpr auto c6 = const_name<true>("J", "K");
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static constexpr auto c7 = const_name<false>("L", "M");
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};
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# if defined(PYBIND11_DETAIL_UNDERSCORE_BACKWARD_COMPATIBILITY)
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struct block_underscore {
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static constexpr unsigned offset = __LINE__;
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// Using a macro to avoid copying the block_const_name code garbles the src_loc.line numbers.
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static constexpr auto c0 = const_name("G");
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static constexpr auto c1 = const_name("Hi");
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static constexpr auto c2 = const_name<0>();
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static constexpr auto c3 = const_name<1>();
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static constexpr auto c4 = const_name<23>();
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static constexpr auto c5 = const_name<std::string>();
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static constexpr auto c6 = const_name<true>("J", "K");
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static constexpr auto c7 = const_name<false>("L", "M");
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};
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# endif
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struct block_plus {
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static constexpr unsigned offset = __LINE__;
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static constexpr auto c0 = const_name("N") + // critical line break
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const_name("O");
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static constexpr auto c1 = const_name("P", src_loc(nullptr, 0)) + // critical line break
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const_name("Q");
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};
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struct block_concat {
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static constexpr unsigned offset = __LINE__;
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static constexpr auto c0 = py::detail::concat(const_name("R"));
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static constexpr auto c1 = py::detail::concat(const_name("S"), // critical line break
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const_name("T"));
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static constexpr auto c2
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= py::detail::concat(const_name("U", src_loc(nullptr, 0)), // critical line break
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const_name("V"));
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};
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struct block_type_descr {
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static constexpr unsigned offset = __LINE__;
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static constexpr auto c0 = py::detail::type_descr(const_name("W"));
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};
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struct block_int_to_str {
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static constexpr unsigned offset = __LINE__;
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static constexpr auto c0 = py::detail::int_to_str<0>::digits;
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static constexpr auto c1 = py::detail::int_to_str<4>::digits;
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static constexpr auto c2 = py::detail::int_to_str<56>::digits;
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};
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} // namespace descr_src_loc
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} // namespace pybind11_tests
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TEST_SUBMODULE(descr_src_loc, m) {
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using namespace pybind11_tests::descr_src_loc;
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# define ATTR_OFFS(B) m.attr(#B "_offset") = B::offset;
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# define ATTR_BLKC(B, C) \
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m.attr(#B "_" #C) = py::make_tuple(B::C.text, B::C.sloc.file, B::C.sloc.line);
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ATTR_OFFS(block_descr)
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ATTR_BLKC(block_descr, c0)
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ATTR_BLKC(block_descr, c1)
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ATTR_BLKC(block_descr, c2)
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ATTR_BLKC(block_descr, c3)
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ATTR_OFFS(block_const_name)
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ATTR_BLKC(block_const_name, c0)
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ATTR_BLKC(block_const_name, c1)
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ATTR_BLKC(block_const_name, c2)
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ATTR_BLKC(block_const_name, c3)
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ATTR_BLKC(block_const_name, c4)
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ATTR_BLKC(block_const_name, c5)
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ATTR_BLKC(block_const_name, c6)
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ATTR_BLKC(block_const_name, c7)
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ATTR_OFFS(block_underscore)
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ATTR_BLKC(block_underscore, c0)
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ATTR_BLKC(block_underscore, c1)
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ATTR_BLKC(block_underscore, c2)
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ATTR_BLKC(block_underscore, c3)
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ATTR_BLKC(block_underscore, c4)
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ATTR_BLKC(block_underscore, c5)
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ATTR_BLKC(block_underscore, c6)
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ATTR_BLKC(block_underscore, c7)
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ATTR_OFFS(block_plus)
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ATTR_BLKC(block_plus, c0)
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ATTR_BLKC(block_plus, c1)
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ATTR_OFFS(block_concat)
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ATTR_BLKC(block_concat, c0)
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ATTR_BLKC(block_concat, c1)
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ATTR_BLKC(block_concat, c2)
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ATTR_OFFS(block_type_descr)
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ATTR_BLKC(block_type_descr, c0)
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ATTR_OFFS(block_int_to_str)
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ATTR_BLKC(block_int_to_str, c0)
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ATTR_BLKC(block_int_to_str, c1)
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ATTR_BLKC(block_int_to_str, c2)
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}
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#endif // PYBIND11_ENABLE_TYPE_CASTER_ODR_GUARD
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