From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- library/core/tests/num/ops.rs | 232 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 232 insertions(+) create mode 100644 library/core/tests/num/ops.rs (limited to 'library/core/tests/num/ops.rs') diff --git a/library/core/tests/num/ops.rs b/library/core/tests/num/ops.rs new file mode 100644 index 000000000..ae8b93825 --- /dev/null +++ b/library/core/tests/num/ops.rs @@ -0,0 +1,232 @@ +use core::ops::*; + +// For types L and R, checks that a trait implementation exists for +// * binary ops: L op R, L op &R, &L op R and &L op &R +// * assign ops: &mut L op R, &mut L op &R +macro_rules! impl_defined { + ($op:ident, $method:ident($lhs:literal, $rhs:literal), $result:literal, $lt:ty, $rt:ty) => { + let lhs = $lhs as $lt; + let rhs = $rhs as $rt; + assert_eq!($result as $lt, $op::$method(lhs, rhs)); + assert_eq!($result as $lt, $op::$method(lhs, &rhs)); + assert_eq!($result as $lt, $op::$method(&lhs, rhs)); + assert_eq!($result as $lt, $op::$method(&lhs, &rhs)); + }; + ($op:ident, $method:ident(&mut $lhs:literal, $rhs:literal), $result:literal, $lt:ty, $rt:ty) => { + let rhs = $rhs as $rt; + let mut lhs = $lhs as $lt; + $op::$method(&mut lhs, rhs); + assert_eq!($result as $lt, lhs); + + let mut lhs = $lhs as $lt; + $op::$method(&mut lhs, &rhs); + assert_eq!($result as $lt, lhs); + }; +} + +// For all specified types T, checks that a trait implementation exists for +// * binary ops: T op T, T op &T, &T op T and &T op &T +// * assign ops: &mut T op T, &mut T op &T +// * unary ops: op T and op &T +macro_rules! impls_defined { + ($op:ident, $method:ident($lhs:literal, $rhs:literal), $result:literal, $($t:ty),+) => {$( + impl_defined!($op, $method($lhs, $rhs), $result, $t, $t); + )+}; + ($op:ident, $method:ident(&mut $lhs:literal, $rhs:literal), $result:literal, $($t:ty),+) => {$( + impl_defined!($op, $method(&mut $lhs, $rhs), $result, $t, $t); + )+}; + ($op:ident, $method:ident($operand:literal), $result:literal, $($t:ty),+) => {$( + let operand = $operand as $t; + assert_eq!($result as $t, $op::$method(operand)); + assert_eq!($result as $t, $op::$method(&operand)); + )+}; +} + +macro_rules! test_op { + ($fn_name:ident, $op:ident::$method:ident($lhs:literal), $result:literal, $($t:ty),+) => { + #[test] + fn $fn_name() { + impls_defined!($op, $method($lhs), $result, $($t),+); + } + }; +} + +test_op!(test_neg_defined, Neg::neg(0), 0, i8, i16, i32, i64, f32, f64); +#[cfg(not(target_os = "emscripten"))] +test_op!(test_neg_defined_128, Neg::neg(0), 0, i128); + +test_op!(test_not_defined_bool, Not::not(true), false, bool); + +macro_rules! test_arith_op { + ($fn_name:ident, $op:ident::$method:ident($lhs:literal, $rhs:literal)) => { + #[test] + fn $fn_name() { + impls_defined!( + $op, + $method($lhs, $rhs), + 0, + i8, + i16, + i32, + i64, + isize, + u8, + u16, + u32, + u64, + usize, + f32, + f64 + ); + #[cfg(not(target_os = "emscripten"))] + impls_defined!($op, $method($lhs, $rhs), 0, i128, u128); + } + }; + ($fn_name:ident, $op:ident::$method:ident(&mut $lhs:literal, $rhs:literal)) => { + #[test] + fn $fn_name() { + impls_defined!( + $op, + $method(&mut $lhs, $rhs), + 0, + i8, + i16, + i32, + i64, + isize, + u8, + u16, + u32, + u64, + usize, + f32, + f64 + ); + #[cfg(not(target_os = "emscripten"))] + impls_defined!($op, $method(&mut $lhs, $rhs), 0, i128, u128); + } + }; +} + +test_arith_op!(test_add_defined, Add::add(0, 0)); +test_arith_op!(test_add_assign_defined, AddAssign::add_assign(&mut 0, 0)); +test_arith_op!(test_sub_defined, Sub::sub(0, 0)); +test_arith_op!(test_sub_assign_defined, SubAssign::sub_assign(&mut 0, 0)); +test_arith_op!(test_mul_defined, Mul::mul(0, 0)); +test_arith_op!(test_mul_assign_defined, MulAssign::mul_assign(&mut 0, 0)); +test_arith_op!(test_div_defined, Div::div(0, 1)); +test_arith_op!(test_div_assign_defined, DivAssign::div_assign(&mut 0, 1)); +test_arith_op!(test_rem_defined, Rem::rem(0, 1)); +test_arith_op!(test_rem_assign_defined, RemAssign::rem_assign(&mut 0, 1)); + +macro_rules! test_bitop { + ($test_name:ident, $op:ident::$method:ident) => { + #[test] + fn $test_name() { + impls_defined!( + $op, + $method(0, 0), + 0, + i8, + i16, + i32, + i64, + isize, + u8, + u16, + u32, + u64, + usize + ); + #[cfg(not(target_os = "emscripten"))] + impls_defined!($op, $method(0, 0), 0, i128, u128); + impls_defined!($op, $method(false, false), false, bool); + } + }; +} +macro_rules! test_bitop_assign { + ($test_name:ident, $op:ident::$method:ident) => { + #[test] + fn $test_name() { + impls_defined!( + $op, + $method(&mut 0, 0), + 0, + i8, + i16, + i32, + i64, + isize, + u8, + u16, + u32, + u64, + usize + ); + #[cfg(not(target_os = "emscripten"))] + impls_defined!($op, $method(&mut 0, 0), 0, i128, u128); + impls_defined!($op, $method(&mut false, false), false, bool); + } + }; +} + +test_bitop!(test_bitand_defined, BitAnd::bitand); +test_bitop_assign!(test_bitand_assign_defined, BitAndAssign::bitand_assign); +test_bitop!(test_bitor_defined, BitOr::bitor); +test_bitop_assign!(test_bitor_assign_defined, BitOrAssign::bitor_assign); +test_bitop!(test_bitxor_defined, BitXor::bitxor); +test_bitop_assign!(test_bitxor_assign_defined, BitXorAssign::bitxor_assign); + +macro_rules! test_shift_inner { + ($op:ident::$method:ident, $lt:ty, $($rt:ty),+) => { + $(impl_defined!($op, $method(0,0), 0, $lt, $rt);)+ + }; + ($op:ident::$method:ident, $lt:ty) => { + test_shift_inner!($op::$method, $lt, i8, i16, i32, i64, isize, u8, u16, u32, u64, usize); + #[cfg(not(target_os = "emscripten"))] + test_shift_inner!($op::$method, $lt, i128, u128); + }; +} + +macro_rules! test_shift { + ($op:ident::$method:ident, $($lt:ty),+) => { + $(test_shift_inner!($op::$method, $lt);)+ + }; + ($test_name:ident, $op:ident::$method:ident) => { + #[test] + fn $test_name() { + test_shift!($op::$method, i8, i16, i32, i64, isize, u8, u16, u32, u64, usize); + #[cfg(not(target_os = "emscripten"))] + test_shift!($op::$method, i128, u128); + } + }; +} + +macro_rules! test_shift_assign_inner { + ($op:ident::$method:ident, $lt:ty, $($rt:ty),+) => { + $(impl_defined!($op, $method(&mut 0,0), 0, $lt, $rt);)+ + }; + ($op:ident::$method:ident, $lt:ty) => { + test_shift_assign_inner!($op::$method, $lt, i8, i16, i32, i64, isize, u8, u16, u32, u64, usize); + #[cfg(not(target_os = "emscripten"))] + test_shift_assign_inner!($op::$method, $lt, i128, u128); + }; +} + +macro_rules! test_shift_assign { + ($op:ident::$method:ident, $($lt:ty),+) => { + $(test_shift_assign_inner!($op::$method, $lt);)+ + }; + ($test_name:ident, $op:ident::$method:ident) => { + #[test] + fn $test_name() { + test_shift_assign!($op::$method, i8, i16, i32, i64, isize, u8, u16, u32, u64, usize); + #[cfg(not(target_os = "emscripten"))] + test_shift_assign!($op::$method, i128, u128); + } + }; +} +test_shift!(test_shl_defined, Shl::shl); +test_shift_assign!(test_shl_assign_defined, ShlAssign::shl_assign); +test_shift!(test_shr_defined, Shr::shr); +test_shift_assign!(test_shr_assign_defined, ShrAssign::shr_assign); -- cgit v1.2.3