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Add some doc clarifications for the test framework

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This commit is contained in:
Greg Shuflin 2022-04-03 19:18:53 -07:00
parent ad88a0784b
commit cd685e79c7
1 changed files with 4 additions and 0 deletions
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4
src/test_utils.rs
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@ -10,6 +10,9 @@ fn panic(info: &PanicInfo) -> ! {
loop {} loop {}
} }
/// This function is hooked up to the #![test_runner] attribute made possible by the
/// https://doc.rust-lang.org/unstable-book/language-features/custom-test-frameworks.html unstable
/// feature. cf. https://os.phil-opp.com/testing/
pub fn test_runner(tests: &[&dyn TestFunction]) { pub fn test_runner(tests: &[&dyn TestFunction]) {
serial_println!("Running {} test(s)", tests.len()); serial_println!("Running {} test(s)", tests.len());
for test in tests { for test in tests {
@ -34,6 +37,7 @@ where
} }
} }
/// Exits qemu by writing to a special qemu emulated port.
pub fn exit_qemu(exit_code: QemuExitCode) { pub fn exit_qemu(exit_code: QemuExitCode) {
use x86_64::instructions::port::Port; use x86_64::instructions::port::Port;
unsafe { unsafe {