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// SPDX-License-Identifier: EUPL-1.2+
// SPDX-FileCopyrightText: 2022-2023 Alyssa Ross <hi@alyssa.is>
use std::collections::BTreeSet;
use std::ffi::{OsStr, OsString};
use std::fs::{create_dir, create_dir_all, File};
use std::os::unix::fs::symlink;
use start_vm::vm_command;
use test_helper::TempDir;
fn main() -> std::io::Result<()> {
let service_dir_parent = TempDir::new()?;
let service_dir = service_dir_parent.path().join("vm-testvm");
let vm_dir = TempDir::new()?;
let vm_config = vm_dir.path().join("testvm");
create_dir_all(&vm_config)?;
File::create(vm_config.join("vmlinux"))?;
create_dir(vm_config.join("blk"))?;
let image_paths: Vec<_> = (1..=2)
.map(|n| vm_config.join(format!("blk/disk{n}.img")))
.collect();
for image_path in &image_paths {
symlink("/dev/null", image_path)?;
}
let command = vm_command(&service_dir, vm_dir.path(), -1).unwrap();
let mut args = command.get_args();
assert!(args.any(|arg| arg == "--disk"));
let expected_disk_args = image_paths
.iter()
.map(|image_path| {
let mut expected_disk_arg = OsString::from("path=");
expected_disk_arg.push(image_path);
expected_disk_arg.push(",readonly=on");
expected_disk_arg
})
.collect::<BTreeSet<_>>();
let disk_args = args
.map(OsStr::to_os_string)
.take(expected_disk_args.len())
.collect::<BTreeSet<_>>();
assert_eq!(disk_args, expected_disk_args);
Ok(())
}
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