diff options
Diffstat (limited to 'EASTL/test/source/TestArray.cpp')
| -rw-r--r-- | EASTL/test/source/TestArray.cpp | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/EASTL/test/source/TestArray.cpp b/EASTL/test/source/TestArray.cpp index 3db95b9..ca05b67 100644 --- a/EASTL/test/source/TestArray.cpp +++ b/EASTL/test/source/TestArray.cpp @@ -125,6 +125,22 @@ int TestArray() VERIFY(!(a >= c)); VERIFY(!(a > c)); +#if defined(EA_COMPILER_HAS_THREE_WAY_COMPARISON) + VERIFY( (a <=> b) == 0); + VERIFY(!((a <=> b) != 0)); + VERIFY(!((a <=> b) < 0)); + VERIFY( (a <=> b) <= 0); + VERIFY( (a <=> b) >= 0); + VERIFY(!((a <=> b) > 0)); + + VERIFY(!((a <=> c) == 0)); + VERIFY( (a <=> c) != 0); + VERIFY( (a <=> c) < 0); + VERIFY( (a <=> c) <= 0); + VERIFY(!((a <=> c) >= 0)); + VERIFY(!((a <=> c) > 0)); +#endif + // deduction guides #ifdef __cpp_deduction_guides array deduced {1,2,3,4,5}; @@ -132,6 +148,37 @@ int TestArray() static_assert(eastl::is_same_v<decltype(deduced)::value_type, int>, "deduced array value_type mismatch"); VERIFY(deduced.size() == 5); #endif + + // structured binding + + { + eastl::array<int, 5> aCopy = a; + auto&& [a0, a1, a2, a3, a4] = aCopy; + + VERIFY(a0 == aCopy[0]); + VERIFY(a1 == aCopy[1]); + VERIFY(a2 == aCopy[2]); + VERIFY(a3 == aCopy[3]); + VERIFY(a4 == aCopy[4]); + + a0 = 100; + VERIFY(aCopy[0] == 100); + + a4 = 0; + VERIFY(aCopy[4] == 0); + + // The deduced type may or may not be a reference type; it is an aliased type, + // as per https://en.cppreference.com/w/cpp/language/structured_binding: + // > Like a reference, a structured binding is an alias to an existing object. Unlike a reference, + // the type of a structured binding does not have to be a reference type. + // Any reference specifier is thus removed to check only the type & its const qualifier + static_assert(eastl::is_same_v<eastl::remove_reference_t<decltype(a0)>, int>); + + const eastl::array<int, 5> aConstCopy = a; + auto&& [aConst0, aConst1, aConst2, aConst3, aConst4] = aConstCopy; + + static_assert(eastl::is_same_v<eastl::remove_reference_t<decltype(aConst0)>, const int>); + } } // constexpr tests |