From 139948e774479660bbc1bb2c15f2c26c3c55c966 Mon Sep 17 00:00:00 2001
From: hirokinoue <70567194+hirokinoue@users.noreply.github.com>
Date: Fri, 29 Apr 2022 00:33:08 +0900
Subject: [PATCH] add test case for uksort()

---
 tests/ArrayFunctionCallTest.php | 15 +++++++++++----
 1 file changed, 11 insertions(+), 4 deletions(-)

diff --git a/tests/ArrayFunctionCallTest.php b/tests/ArrayFunctionCallTest.php
index eb26e202c..69bcf140b 100644
--- a/tests/ArrayFunctionCallTest.php
+++ b/tests/ArrayFunctionCallTest.php
@@ -687,15 +687,22 @@ class ArrayFunctionCallTest extends TestCase
             ],
             'uksort' => [
                 '<?php
+                    function foo (string $a, string $b): int {
+                        return $a <=> $b;
+                    }
                     $array = ["b" => 1, "a" => 2];
                     uksort(
                         $array,
-                        function (string $a, string $b) {
-                            return $a <=> $b;
-                        }
+                        "foo"
+                    );
+                    $emptyArray = [];
+                    uksort(
+                        $emptyArray,
+                        "foo"
                     );',
                 'assertions' => [
-                    '$array' => 'array<string, int>',
+                    '$array' => 'non-empty-array<string, int>',
+                    '$emptyArray' => 'array<empty, empty>',
                 ],
             ],
             'arrayMergeTKeyedArray' => [