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| author | Lexi Winter <lexi@le-fay.org> | 2025-07-02 03:10:07 +0100 |
|---|---|---|
| committer | Lexi Winter <lexi@le-fay.org> | 2025-07-02 03:10:07 +0100 |
| commit | bde0492644845de63cf95b8997c5e613a9247826 (patch) | |
| tree | b72fa5a18ae1c2248ff3bc13c39e6dbafecfe2f7 /nihil.flagset/test.cc | |
| parent | ca697d6ca0c49f91ca13c72f0bb870d297b26767 (diff) | |
| download | nihil-bde0492644845de63cf95b8997c5e613a9247826.tar.gz nihil-bde0492644845de63cf95b8997c5e613a9247826.tar.bz2 | |
move flagset to util
Diffstat (limited to 'nihil.flagset/test.cc')
| -rw-r--r-- | nihil.flagset/test.cc | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/nihil.flagset/test.cc b/nihil.flagset/test.cc deleted file mode 100644 index 90eef4a..0000000 --- a/nihil.flagset/test.cc +++ /dev/null @@ -1,144 +0,0 @@ -// This source code is released into the public domain. - -#include <catch2/catch_test_macros.hpp> - -import nihil.std; -import nihil.flagset; - -namespace { -struct test_tag -{ -}; -using testflags = nihil::flagset<unsigned, test_tag>; - -constexpr auto zero = testflags::bit<0>(); -constexpr auto one = testflags::bit<1>(); -constexpr auto two = testflags::bit<2>(); -constexpr auto twelve = testflags::bit<12>(); - -TEST_CASE("flagset: invariant", "[nihil]") -{ - static_assert(std::regular<testflags>); - static_assert(sizeof(testflags) == sizeof(testflags::underlying_type)); -} - -TEST_CASE("flagset: bit<>", "[nihil]") -{ - REQUIRE(zero.value() == 0x1); - REQUIRE(one.value() == 0x2); -} - -TEST_CASE("flagset: mask<>", "[nihil]") -{ - auto zero_ = testflags::mask<0x1>(); - auto one_ = testflags::mask<0x2>(); - - REQUIRE(zero_ == zero); - REQUIRE(one_ == one); -} - -TEST_CASE("flagset: constructor", "[nihil]") -{ - SECTION ("default construct") { - auto flags = testflags(); - REQUIRE(flags.value() == 0); - } - - SECTION ("construct from int") { - auto flags = testflags::from_int(one.value() | zero.value()); - REQUIRE(flags == (one | zero)); - } - - SECTION ("copy construct") { - auto flags = one; - auto flags2(flags); - REQUIRE(flags == flags2); - } -} - -TEST_CASE("flagset: operators", "[nihil]") -{ - SECTION ("operator|") { - REQUIRE((zero | one).value() == 0x3); - } - - SECTION ("operator|=") { - auto flags = zero; - flags |= one; - REQUIRE(flags.value() == 0x3); - } - - SECTION ("operator&") { - auto flags = zero | one; - - REQUIRE((flags & zero) == zero); - } - - SECTION ("operator&=") { - auto flags = zero | one | two; - REQUIRE(flags.value() == 0x7); - flags &= (zero | one); - REQUIRE(flags.value() == 0x3); - } - - SECTION ("operator^") { - auto flags = zero | one; - REQUIRE((flags ^ (one | two)) == (zero | two)); - } - - SECTION ("operator^=") { - auto flags = zero | one; - flags ^= (one | two); - REQUIRE(flags == (zero | two)); - } - - SECTION ("operator~") { - auto flags = ~zero; - REQUIRE(flags.value() == ~static_cast<unsigned>(1)); - } - - SECTION ("operator==") { - auto flags = zero; - REQUIRE(flags == zero); - REQUIRE(flags != one); - } -} - -TEST_CASE("flagset: assignment", "[nihil]") -{ - auto flags = zero; - REQUIRE(flags == zero); - - flags = one; - REQUIRE(flags == one); - REQUIRE(flags != zero); -} - -TEST_CASE("flagset: format", "[nihil]") -{ - REQUIRE(std::format("{}", testflags()) == "<>"); - REQUIRE(std::format("{}", zero) == "<0>"); - REQUIRE(std::format("{}", one) == "<1>"); - REQUIRE(std::format("{}", zero | one) == "<1,0>"); - - REQUIRE(std::format("{}", twelve) == "<12>"); - REQUIRE(std::format("{}", twelve | one) == "<12,1>"); -} - -TEST_CASE("flagset: ostream operator<<", "[nihil]") -{ - auto write = [](testflags flags) -> std::string { - auto strm = std::ostringstream(); - strm << flags; - return strm.str(); - }; - - REQUIRE(write(testflags()) == "<>"); - REQUIRE(write(zero) == "<0>"); - REQUIRE(write(one) == "<1>"); - REQUIRE(write(zero | one) == "<1,0>"); - - REQUIRE(write(twelve) == "<12>"); - REQUIRE(write(twelve | one) == "<12,1>"); -} -} // anonymous namespace |
