From f0274aca89ebcac0b2828b16523c051ccfff1dfa Mon Sep 17 00:00:00 2001
From: upstream <upstream@localhost>
Date: Fri, 4 Sep 2026 06:21:06 +0200
Subject: [PATCH] Upstream doctrine/collections state of the touched files
 before 990f3f475a

---
 src/Expr/ClosureExpressionVisitor.php  |  6 ++--
 tests/ClosureExpressionVisitorTest.php | 46 --------------------------
 2 files changed, 2 insertions(+), 50 deletions(-)

diff --git a/src/Expr/ClosureExpressionVisitor.php b/src/Expr/ClosureExpressionVisitor.php
index fdf76eb..a397b4b 100644
--- a/src/Expr/ClosureExpressionVisitor.php
+++ b/src/Expr/ClosureExpressionVisitor.php
@@ -170,13 +170,11 @@ class ClosureExpressionVisitor extends ExpressionVisitor
             $aValue = ClosureExpressionVisitor::getObjectFieldValue($a, $name, $accessRawFieldValues);
             $bValue = ClosureExpressionVisitor::getObjectFieldValue($b, $name, $accessRawFieldValues);
 
-            $comparison = $aValue <=> $bValue;
-
-            if ($comparison === 0) {
+            if ($aValue === $bValue) {
                 return $next($a, $b);
             }
 
-            return $comparison * $orientation;
+            return ($aValue > $bValue ? 1 : -1) * $orientation;
         };
     }
 
diff --git a/tests/ClosureExpressionVisitorTest.php b/tests/ClosureExpressionVisitorTest.php
index 764b304..182f783 100644
--- a/tests/ClosureExpressionVisitorTest.php
+++ b/tests/ClosureExpressionVisitorTest.php
@@ -6,7 +6,6 @@ namespace Doctrine\Tests\Common\Collections;
 
 use ArrayAccess;
 use ArrayIterator;
-use DateTimeImmutable;
 use Doctrine\Common\Collections\Expr\ClosureExpressionVisitor;
 use Doctrine\Common\Collections\Expr\Comparison;
 use Doctrine\Common\Collections\Expr\CompositeExpression;
@@ -488,51 +487,6 @@ class ClosureExpressionVisitorTest extends TestCase
         self::assertEquals('c', $objects[2]->getBar());
     }
 
-    public function testSortDelegateWithEqualButNotIdenticalObjectPrimaryField(): void
-    {
-        // Value-equal but not identical primary values must still fall through to
-        // the secondary field.
-        $sameInstant = static fn (): DateTimeImmutable => new DateTimeImmutable('2024-12-10 16:04:11');
-
-        $objects = [
-            new TestObject($sameInstant(), 5),
-            new TestObject($sameInstant(), 6),
-        ];
-
-        self::assertNotSame($objects[0]->getFoo(), $objects[1]->getFoo());
-        self::assertEquals($objects[0]->getFoo(), $objects[1]->getFoo());
-
-        $sort = ClosureExpressionVisitor::sortByField('bar', -1, null, true);
-        $sort = ClosureExpressionVisitor::sortByField('foo', -1, $sort, true);
-
-        usort($objects, $sort);
-
-        self::assertEquals(6, $objects[0]->getBar());
-        self::assertEquals(5, $objects[1]->getBar());
-    }
-
-    public function testSortByFieldComparatorIsAntisymmetricForEqualButNotIdenticalObjects(): void
-    {
-        // Swapping the input order of two value-equal elements must not change
-        // which one sorts first.
-        $sameInstant = static fn (): DateTimeImmutable => new DateTimeImmutable('2024-12-10 16:04:11');
-
-        $element5 = new TestObject($sameInstant(), 5);
-        $element6 = new TestObject($sameInstant(), 6);
-
-        $sort = ClosureExpressionVisitor::sortByField('bar', -1, null, true);
-        $sort = ClosureExpressionVisitor::sortByField('foo', -1, $sort, true);
-
-        $orderedFromAscendingInput = [$element5, $element6];
-        usort($orderedFromAscendingInput, $sort);
-
-        $orderedFromDescendingInput = [$element6, $element5];
-        usort($orderedFromDescendingInput, $sort);
-
-        self::assertEquals(6, $orderedFromAscendingInput[0]->getBar());
-        self::assertEquals(6, $orderedFromDescendingInput[0]->getBar());
-    }
-
     public function testArrayComparison(): void
     {
         $closure = $this->visitor->walkComparison($this->builder->eq('foo', 42));