diff options
Diffstat (limited to 'vendor/psm/tests/stack_direction_2.rs')
-rw-r--r-- | vendor/psm/tests/stack_direction_2.rs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/vendor/psm/tests/stack_direction_2.rs b/vendor/psm/tests/stack_direction_2.rs new file mode 100644 index 000000000..dd0679074 --- /dev/null +++ b/vendor/psm/tests/stack_direction_2.rs @@ -0,0 +1,29 @@ +extern crate psm; + +#[inline(never)] +fn test_direction(previous_sp: *mut u8) { + let current_sp = psm::stack_pointer(); + match psm::StackDirection::new() { + psm::StackDirection::Ascending => { + assert!( + current_sp > previous_sp, + "the stack pointer is not ascending! current = {:p}, previous = {:p}", + current_sp, + previous_sp + ); + } + psm::StackDirection::Descending => { + assert!( + current_sp < previous_sp, + "the stack pointer is not descending! current = {:p}, previous = {:p}", + current_sp, + previous_sp + ); + } + } +} + +#[test] +fn direction_right() { + test_direction(psm::stack_pointer()); +} |