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vmm: Add unit test for 'VmConfig::preserved_fds'

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Signed-off-by: Bo Chen <chen.bo@intel.com>
This commit is contained in:
Bo Chen
2023-04-14 17:32:38 -07:00
committed by Rob Bradford
parent e3d2917d5f
commit 4baf85857a
1 changed files with 14 additions and 1 deletions
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15
vmm/src/config.rs
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@@ -2168,6 +2168,8 @@ impl Drop for VmConfig {
mod tests { mod tests {
use super::*; use super::*;
use net_util::MacAddr; use net_util::MacAddr;
use std::fs::File;
use std::os::unix::io::AsRawFd;
#[test] #[test]
fn test_cpu_parsing() -> Result<()> { fn test_cpu_parsing() -> Result<()> {
@@ -3184,7 +3186,7 @@ mod tests {
]); ]);
assert!(still_valid_config.validate().is_ok()); assert!(still_valid_config.validate().is_ok());
let mut invalid_config = valid_config; let mut invalid_config = valid_config.clone();
invalid_config.devices = Some(vec![ invalid_config.devices = Some(vec![
DeviceConfig { DeviceConfig {
path: "/device1".into(), path: "/device1".into(),
@@ -3196,5 +3198,16 @@ mod tests {
}, },
]); ]);
assert!(invalid_config.validate().is_err()); assert!(invalid_config.validate().is_err());
let mut still_valid_config = valid_config;
// SAFETY: Safe as the file was just opened
let fd1 = unsafe { libc::dup(File::open("/dev/null").unwrap().as_raw_fd()) };
// SAFETY: Safe as the file was just opened
let fd2 = unsafe { libc::dup(File::open("/dev/null").unwrap().as_raw_fd()) };
// SAFETY: safe as both FDs are valid
unsafe {
still_valid_config.add_preserved_fds(vec![fd1, fd2]);
}
let _still_valid_config = still_valid_config.clone();
} }
} }