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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
use crate::assert_napi_ok;
use crate::napi_get_callback_info;
use crate::napi_new_property;
use napi_sys::ValueType::napi_object;
use napi_sys::*;
use std::ptr;
unsafe extern "C" fn finalize_cb(
_env: napi_env,
data: *mut ::std::os::raw::c_void,
hint: *mut ::std::os::raw::c_void,
) {
assert!(data.is_null());
assert!(hint.is_null());
}
extern "C" fn test_bind_finalizer(
env: napi_env,
info: napi_callback_info,
) -> napi_value {
let (args, argc, _) = napi_get_callback_info!(env, info, 1);
assert_eq!(argc, 1);
let mut ty = -1;
assert_napi_ok!(napi_typeof(env, args[0], &mut ty));
assert_eq!(ty, napi_object);
let obj = args[0];
unsafe {
napi_add_finalizer(
env,
obj,
ptr::null_mut(),
Some(finalize_cb),
ptr::null_mut(),
ptr::null_mut(),
)
};
obj
}
struct Thing {
_allocation: Vec<u8>,
}
unsafe extern "C" fn finalize_cb_drop(
_env: napi_env,
data: *mut ::std::os::raw::c_void,
hint: *mut ::std::os::raw::c_void,
) {
let _ = Box::from_raw(data as *mut Thing);
assert!(hint.is_null());
}
extern "C" fn test_external_finalizer(
env: napi_env,
_: napi_callback_info,
) -> napi_value {
let data = Box::into_raw(Box::new(Thing {
_allocation: vec![1, 2, 3],
}));
let mut result = ptr::null_mut();
assert_napi_ok!(napi_create_external(
env,
data as _,
Some(finalize_cb_drop),
ptr::null_mut(),
&mut result
));
result
}
unsafe extern "C" fn finalize_cb_vec(
_env: napi_env,
data: *mut ::std::os::raw::c_void,
hint: *mut ::std::os::raw::c_void,
) {
let _ = Vec::from_raw_parts(data as *mut u8, 3, 3);
assert!(hint.is_null());
}
extern "C" fn test_external_buffer(
env: napi_env,
_: napi_callback_info,
) -> napi_value {
let mut result = ptr::null_mut();
let buf: Vec<u8> = vec![1, 2, 3];
assert_napi_ok!(napi_create_external_buffer(
env,
3,
buf.as_ptr() as _,
Some(finalize_cb_vec),
ptr::null_mut(),
&mut result
));
std::mem::forget(buf);
result
}
extern "C" fn test_external_arraybuffer(
env: napi_env,
_: napi_callback_info,
) -> napi_value {
let mut result = ptr::null_mut();
let buf: Vec<u8> = vec![1, 2, 3];
assert_napi_ok!(napi_create_external_arraybuffer(
env,
buf.as_ptr() as _,
3,
Some(finalize_cb_vec),
ptr::null_mut(),
&mut result
));
std::mem::forget(buf);
result
}
pub fn init(env: napi_env, exports: napi_value) {
let properties = &[
napi_new_property!(env, "test_bind_finalizer", test_bind_finalizer),
napi_new_property!(env, "test_external_finalizer", test_external_finalizer),
napi_new_property!(env, "test_external_buffer", test_external_buffer),
napi_new_property!(
env,
"test_external_arraybuffer",
test_external_arraybuffer
),
];
assert_napi_ok!(napi_define_properties(
env,
exports,
properties.len(),
properties.as_ptr()
));
}
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