chore: move test_ffi and test_nap to tests/ [WIP] (#22394)

Moving some additional NAPI and. FFI tests out of the tree root.

1 files changed, 108 insertions, 0 deletions

diff --git a/tests/napi/src/tsfn.rs b/tests/napi/src/tsfn.rs
new file mode 100644
index 000000000..dabc96f83
--- /dev/null
+++ b/tests/napi/src/tsfn.rs
@@ -0,0 +1,108 @@
+// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
+
+// This test performs initialization similar to napi-rs.
+// https://github.com/napi-rs/napi-rs/commit/a5a04a4e545f268769cc78e2bd6c45af4336aac3
+
+use napi_sys as sys;
+use std::ffi::c_char;
+use std::ffi::c_void;
+use std::ptr;
+
+macro_rules! check_status_or_panic {
+  ($code:expr, $msg:expr) => {{
+    let c = $code;
+    match c {
+      sys::Status::napi_ok => {}
+      _ => panic!($msg),
+    }
+  }};
+}
+
+fn create_custom_gc(env: sys::napi_env) {
+  let mut custom_gc_fn = ptr::null_mut();
+  check_status_or_panic!(
+    unsafe {
+      sys::napi_create_function(
+        env,
+        "custom_gc".as_ptr() as *const c_char,
+        9,
+        Some(empty),
+        ptr::null_mut(),
+        &mut custom_gc_fn,
+      )
+    },
+    "Create Custom GC Function in napi_register_module_v1 failed"
+  );
+  let mut async_resource_name = ptr::null_mut();
+  check_status_or_panic!(
+    unsafe {
+      sys::napi_create_string_utf8(
+        env,
+        "CustomGC".as_ptr() as *const c_char,
+        8,
+        &mut async_resource_name,
+      )
+    },
+    "Create async resource string in napi_register_module_v1 napi_register_module_v1"
+  );
+  let mut custom_gc_tsfn = ptr::null_mut();
+  check_status_or_panic!(
+    unsafe {
+      sys::napi_create_threadsafe_function(
+        env,
+        custom_gc_fn,
+        ptr::null_mut(),
+        async_resource_name,
+        0,
+        1,
+        ptr::null_mut(),
+        Some(custom_gc_finalize),
+        ptr::null_mut(),
+        Some(custom_gc),
+        &mut custom_gc_tsfn,
+      )
+    },
+    "Create Custom GC ThreadsafeFunction in napi_register_module_v1 failed"
+  );
+  check_status_or_panic!(
+    unsafe { sys::napi_unref_threadsafe_function(env, custom_gc_tsfn) },
+    "Unref Custom GC ThreadsafeFunction in napi_register_module_v1 failed"
+  );
+}
+
+unsafe extern "C" fn empty(
+  _env: sys::napi_env,
+  _info: sys::napi_callback_info,
+) -> sys::napi_value {
+  ptr::null_mut()
+}
+
+unsafe extern "C" fn custom_gc_finalize(
+  _env: sys::napi_env,
+  _finalize_data: *mut c_void,
+  _finalize_hint: *mut c_void,
+) {
+}
+
+extern "C" fn custom_gc(
+  env: sys::napi_env,
+  _js_callback: sys::napi_value,
+  _context: *mut c_void,
+  data: *mut c_void,
+) {
+  let mut ref_count = 0;
+  check_status_or_panic!(
+    unsafe {
+      sys::napi_reference_unref(env, data as sys::napi_ref, &mut ref_count)
+    },
+    "Failed to unref Buffer reference in Custom GC"
+  );
+  check_status_or_panic!(
+    unsafe { sys::napi_delete_reference(env, data as sys::napi_ref) },
+    "Failed to delete Buffer reference in Custom GC"
+  );
+}
+
+pub fn init(env: sys::napi_env, _exports: sys::napi_value) {
+  create_custom_gc(env);
+}