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test statics in iwram implicit and explicit

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Corwin Kuiper 2021-04-17 00:38:19 +01:00 • committed by Corwin
parent f7fb4aff45
commit 65b97f7546
1 changed files with 39 additions and 0 deletions
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39
src/lib.rs
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@ -163,4 +163,43 @@ mod test {
);
}
}
#[link_section = ".iwram"]
static mut IWRAM_EXPLICIT: u32 = 9;
#[test_case]
fn iwram_explicit_test(_gba: &mut Gba) {
unsafe {
let iwram_ptr = &mut IWRAM_EXPLICIT as *mut u32;
let address = iwram_ptr as usize;
assert!(
address >= 0x0300_0000 && address < 0x0300_8000,
"iwram is located beween 0x0300_0000 and 0x0300_8000, but was actually found to be at {:#010X}",
address
);
let c = iwram_ptr.read_volatile();
assert_eq!(c, 9, "exctected content to be 9");
iwram_ptr.write_volatile(u32::MAX);
let c = iwram_ptr.read_volatile();
assert_eq!(c, u32::MAX, "expected content to be {}", u32::MAX);
}
}
static mut IWRAM_IMPLICIT: u32 = 9;
#[test_case]
fn iwram_implicit_test(_gba: &mut Gba) {
unsafe {
let iwram_ptr = &mut IWRAM_IMPLICIT as *mut u32;
let address = iwram_ptr as usize;
assert!(
address >= 0x0300_0000 && address < 0x0300_8000,
"iwram is located beween 0x0300_0000 and 0x0300_8000, but was actually found to be at {:#010X}",
address
);
let c = iwram_ptr.read_volatile();
assert_eq!(c, 9, "exctected content to be 9");
iwram_ptr.write_volatile(u32::MAX);
let c = iwram_ptr.read_volatile();
assert_eq!(c, u32::MAX, "expected content to be {}", u32::MAX);
}
}
}