--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/third_party/libuv/test/test-getaddrinfo.c	Wed Jan 14 19:39:52 2026 -0800
@@ -0,0 +1,215 @@
+/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "uv.h"
+#include "task.h"
+#include <stdlib.h>
+
+#define CONCURRENT_COUNT    10
+
+static const char* name = "localhost";
+
+static int getaddrinfo_cbs = 0;
+
+/* data used for running multiple calls concurrently */
+static uv_getaddrinfo_t* getaddrinfo_handle;
+static uv_getaddrinfo_t getaddrinfo_handles[CONCURRENT_COUNT];
+static int callback_counts[CONCURRENT_COUNT];
+static int fail_cb_called;
+
+
+static void getaddrinfo_fail_cb(uv_getaddrinfo_t* req,
+                                int status,
+                                struct addrinfo* res) {
+
+  ASSERT_OK(fail_cb_called);
+  ASSERT_LT(status, 0);
+  ASSERT_NULL(res);
+  uv_freeaddrinfo(res);  /* Should not crash. */
+  fail_cb_called++;
+}
+
+
+static void getaddrinfo_basic_cb(uv_getaddrinfo_t* handle,
+                                 int status,
+                                 struct addrinfo* res) {
+  ASSERT_PTR_EQ(handle, getaddrinfo_handle);
+  getaddrinfo_cbs++;
+  free(handle);
+  uv_freeaddrinfo(res);
+}
+
+
+static void getaddrinfo_cuncurrent_cb(uv_getaddrinfo_t* handle,
+                                      int status,
+                                      struct addrinfo* res) {
+  int i;
+  int* data = (int*)handle->data;
+
+  for (i = 0; i < CONCURRENT_COUNT; i++) {
+    if (&getaddrinfo_handles[i] == handle) {
+      ASSERT_EQ(i, *data);
+
+      callback_counts[i]++;
+      break;
+    }
+  }
+  ASSERT (i < CONCURRENT_COUNT);
+
+  free(data);
+  uv_freeaddrinfo(res);
+
+  getaddrinfo_cbs++;
+}
+
+
+TEST_IMPL(getaddrinfo_fail) {
+/* TODO(gengjiawen): Fix test on QEMU. */
+#if defined(__QEMU__)
+  RETURN_SKIP("Test does not currently work in QEMU");
+#endif
+  
+  uv_getaddrinfo_t req;
+
+  ASSERT_EQ(UV_EINVAL, uv_getaddrinfo(uv_default_loop(),
+                                      &req,
+                                      (uv_getaddrinfo_cb) abort,
+                                      NULL,
+                                      NULL,
+                                      NULL));
+
+  /* Use a FQDN by ending in a period */
+  ASSERT_OK(uv_getaddrinfo(uv_default_loop(),
+                           &req,
+                           getaddrinfo_fail_cb,
+                           "example.invalid.",
+                           NULL,
+                           NULL));
+  ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
+  ASSERT_EQ(1, fail_cb_called);
+
+  MAKE_VALGRIND_HAPPY(uv_default_loop());
+  return 0;
+}
+
+
+TEST_IMPL(getaddrinfo_fail_sync) {
+/* TODO(gengjiawen): Fix test on QEMU. */
+#if defined(__QEMU__)
+  RETURN_SKIP("Test does not currently work in QEMU");
+#endif
+  uv_getaddrinfo_t req;
+
+  /* Use a FQDN by ending in a period */
+  ASSERT_GT(0, uv_getaddrinfo(uv_default_loop(),
+                              &req,
+                              NULL,
+                              "example.invalid.",
+                              NULL,
+                              NULL));
+  uv_freeaddrinfo(req.addrinfo);
+
+  MAKE_VALGRIND_HAPPY(uv_default_loop());
+  return 0;
+}
+
+
+TEST_IMPL(getaddrinfo_basic) {
+/* TODO(gengjiawen): Fix test on QEMU. */
+#if defined(__QEMU__)
+  RETURN_SKIP("Test does not currently work in QEMU");
+#endif
+
+  int r;
+  getaddrinfo_handle = (uv_getaddrinfo_t*)malloc(sizeof(uv_getaddrinfo_t));
+
+  r = uv_getaddrinfo(uv_default_loop(),
+                     getaddrinfo_handle,
+                     &getaddrinfo_basic_cb,
+                     name,
+                     NULL,
+                     NULL);
+  ASSERT_OK(r);
+
+  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
+
+  ASSERT_EQ(1, getaddrinfo_cbs);
+
+  MAKE_VALGRIND_HAPPY(uv_default_loop());
+  return 0;
+}
+
+
+TEST_IMPL(getaddrinfo_basic_sync) {
+/* TODO(gengjiawen): Fix test on QEMU. */
+#if defined(__QEMU__)
+  RETURN_SKIP("Test does not currently work in QEMU");
+#endif
+  uv_getaddrinfo_t req;
+
+  ASSERT_OK(uv_getaddrinfo(uv_default_loop(),
+                           &req,
+                           NULL,
+                           name,
+                           NULL,
+                           NULL));
+  uv_freeaddrinfo(req.addrinfo);
+
+  MAKE_VALGRIND_HAPPY(uv_default_loop());
+  return 0;
+}
+
+
+TEST_IMPL(getaddrinfo_concurrent) {
+/* TODO(gengjiawen): Fix test on QEMU. */
+#if defined(__QEMU__)
+  RETURN_SKIP("Test does not currently work in QEMU");
+#endif
+  
+  int i, r;
+  int* data;
+
+  for (i = 0; i < CONCURRENT_COUNT; i++) {
+    callback_counts[i] = 0;
+
+    data = (int*)malloc(sizeof(int));
+    ASSERT_NOT_NULL(data);
+    *data = i;
+    getaddrinfo_handles[i].data = data;
+
+    r = uv_getaddrinfo(uv_default_loop(),
+                       &getaddrinfo_handles[i],
+                       &getaddrinfo_cuncurrent_cb,
+                       name,
+                       NULL,
+                       NULL);
+    ASSERT_OK(r);
+  }
+
+  uv_run(uv_default_loop(), UV_RUN_DEFAULT);
+
+  for (i = 0; i < CONCURRENT_COUNT; i++) {
+    ASSERT_EQ(1, callback_counts[i]);
+  }
+
+  MAKE_VALGRIND_HAPPY(uv_default_loop());
+  return 0;
+}