v/vlib/os/os_stat_test.v

70 lines
2.5 KiB
V

import os
import rand
import time
fn test_stat() {
start_time := time.utc().add(-2 * time.second)
temp_dir := os.join_path(os.temp_dir(), rand.ulid())
os.mkdir(temp_dir)!
defer {
os.rmdir(temp_dir) or {}
}
test_file := os.join_path(temp_dir, rand.ulid())
test_content := rand.ulid()
os.write_file(test_file, test_content)!
defer {
os.rm(test_file) or {}
}
end_time := time.utc()
mut fstat := os.stat(test_file)!
eprintln(@LOCATION)
eprintln(' | start_time: ${start_time.unix()}\n | end_time: ${end_time.unix()}\n | fstat.ctime: ${fstat.ctime}\n | fstat.mtime: ${fstat.mtime}')
assert fstat.get_filetype() == .regular
assert fstat.size == u64(test_content.len)
assert fstat.ctime >= start_time.unix()
assert fstat.ctime <= end_time.unix()
assert fstat.mtime >= start_time.unix()
assert fstat.mtime <= end_time.unix()
$if !windows {
os.chmod(test_file, 0o600)!
fstat = os.stat(test_file)!
mut fmode := fstat.get_mode()
assert fmode.typ == .regular
assert fmode.owner.read && fmode.owner.write && !fmode.owner.execute
assert !fmode.group.read && !fmode.group.write && !fmode.group.execute
assert !fmode.others.read && !fmode.others.write && !fmode.others.execute
os.chmod(test_file, 0o421)!
fstat = os.stat(test_file)!
fmode = fstat.get_mode()
assert fmode.owner.read && !fmode.owner.write && !fmode.owner.execute
assert !fmode.group.read && fmode.group.write && !fmode.group.execute
assert !fmode.others.read && !fmode.others.write && fmode.others.execute
os.chmod(test_file, 0o600)!
}
// When using the Time struct, allow for up to 1 second difference due to nanoseconds
// which are not captured in the timestamp
dstat := os.stat(temp_dir)!
assert dstat.get_filetype() == .directory
assert fstat.dev == dstat.dev, 'File and directory should be created on same device'
$if !freebsd && !openbsd {
assert fstat.rdev == dstat.rdev, 'File and directory should have same device ID'
} $else {
// On FreeBSD and OpenBSD, the rdev values are not necessarily the same for non-devices
// such as regular files and directories.
// assert fstat.rdev != dstat.rdev, 'File and directory should not have same device ID'
// However, see also https://discord.com/channels/592103645835821068/592114487759470596/1222322061217632347 :
// > They may be different but don't have to be.
// > On zfs it seems to be 0.
// Once upon a time (Unix v7) it was (major<<8)|minor to indicate the underlying raw device but those days are long gone.
}
}