nix/test/sys/test_ioctl.rs
Paul Osborne eab583b411 ioctl: return result type rather than raw integer
This change also adds macro usages in the tests.  Nothing is asserted
but the use of the macros provides a basic compile-time check that
is otherwise missing.

Signed-off-by: Paul Osborne <osbpau@gmail.com>
2015-08-12 19:49:18 -05:00

59 lines
1.5 KiB
Rust

#![allow(dead_code)]
#![cfg(target_os = "linux")] // no ioctl support for osx yet
// Simple tests to ensure macro generated fns compile
ioctl!(bad do_bad with 0x1234);
ioctl!(none do_none with 0, 0);
ioctl!(read read_test with 0, 0; u32);
ioctl!(write write_test with 0, 0; u64);
ioctl!(readwrite readwrite_test with 0, 0; u64);
ioctl!(read buf readbuf_test with 0, 0; u32);
ioctl!(write buf writebuf_test with 0, 0; u32);
ioctl!(readwrite buf readwritebuf_test with 0, 0; u32);
// See C code for source of values for op calculations:
// https://gist.github.com/posborne/83ea6880770a1aef332e
#[test]
fn test_op_none() {
assert_eq!(io!(b'q', 10), 0x0000710A);
assert_eq!(io!(b'a', 255), 0x000061FF);
}
#[test]
fn test_op_write() {
assert_eq!(iow!(b'z', 10, 1), 0x40017A0A);
assert_eq!(iow!(b'z', 10, 512), 0x42007A0A);
}
#[cfg(target_pointer_width = "64")]
#[test]
fn test_op_write_64() {
assert_eq!(iow!(b'z', 10, (1 as u64) << 32), 0x40007A0A);
}
#[test]
fn test_op_read() {
assert_eq!(ior!(b'z', 10, 1), 0x80017A0A);
assert_eq!(ior!(b'z', 10, 512), 0x82007A0A);
}
#[cfg(target_pointer_width = "64")]
#[test]
fn test_op_read_64() {
assert_eq!(ior!(b'z', 10, (1 as u64) << 32), 0x80007A0A);
}
#[test]
fn test_op_read_write() {
assert_eq!(iorw!(b'z', 10, 1), 0xC0017A0A);
assert_eq!(iorw!(b'z', 10, 512), 0xC2007A0A);
}
#[cfg(target_pointer_width = "64")]
#[test]
fn test_op_read_write_64() {
assert_eq!(iorw!(b'z', 10, (1 as u64) << 32), 0xC0007A0A);
}