1 files changed, 74 insertions, 0 deletions
diff --git a/tests/napi/src/promise.rs b/tests/napi/src/promise.rs
new file mode 100644
index 000000000..82cd7a160
--- /dev/null
+++ b/tests/napi/src/promise.rs
@@ -0,0 +1,74 @@
+// 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::*;
+use std::ptr;
+
+static mut CURRENT_DEFERRED: napi_deferred = ptr::null_mut();
+
+extern "C" fn test_promise_new(
+  env: napi_env,
+  _info: napi_callback_info,
+) -> napi_value {
+  let mut value: napi_value = ptr::null_mut();
+  assert_napi_ok!(napi_create_promise(env, &mut CURRENT_DEFERRED, &mut value));
+  value
+}
+
+extern "C" fn test_promise_resolve(
+  env: napi_env,
+  info: napi_callback_info,
+) -> napi_value {
+  let (args, argc, _) = napi_get_callback_info!(env, info, 1);
+  assert_eq!(argc, 1);
+
+  assert_napi_ok!(napi_resolve_deferred(env, CURRENT_DEFERRED, args[0]));
+  unsafe { CURRENT_DEFERRED = ptr::null_mut() };
+  ptr::null_mut()
+}
+
+extern "C" fn test_promise_reject(
+  env: napi_env,
+  info: napi_callback_info,
+) -> napi_value {
+  let (args, argc, _) = napi_get_callback_info!(env, info, 1);
+  assert_eq!(argc, 1);
+
+  assert_napi_ok!(napi_reject_deferred(env, CURRENT_DEFERRED, args[0]));
+  unsafe { CURRENT_DEFERRED = ptr::null_mut() };
+  ptr::null_mut()
+}
+
+extern "C" fn test_promise_is(
+  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 is_promise: bool = false;
+  assert_napi_ok!(napi_is_promise(env, args[0], &mut is_promise));
+
+  let mut result: napi_value = ptr::null_mut();
+  assert_napi_ok!(napi_get_boolean(env, is_promise, &mut result));
+
+  result
+}
+
+pub fn init(env: napi_env, exports: napi_value) {
+  let properties = &[
+    napi_new_property!(env, "test_promise_new", test_promise_new),
+    napi_new_property!(env, "test_promise_resolve", test_promise_resolve),
+    napi_new_property!(env, "test_promise_reject", test_promise_reject),
+    napi_new_property!(env, "test_promise_is", test_promise_is),
+  ];
+
+  assert_napi_ok!(napi_define_properties(
+    env,
+    exports,
+    properties.len(),
+    properties.as_ptr()
+  ));
+}