[UnusedImport] Fix removing multiple uses

src/PostRector/Rector/UnusedImportRemovingPostRector.php

@@ -41,7 +41,7 @@ public function enterNode(Node $node): ?Node
             : null;
 
         $namesInOriginalCase = $this->resolveUsedPhpAndDocNames($node);
-        $namesInLowerCase = null; // Initialized as null, lazy loaded when case in-sensitive names are needed
+        $namesInLowerCase = array_map(strtolower(...), $namesInOriginalCase);
 
         foreach ($node->stmts as $key => $namespaceStmt) {
             if (! $namespaceStmt instanceof Use_) {
@@ -55,25 +55,28 @@ public function enterNode(Node $node): ?Node
                 continue;
             }
 
-            $useUse = $namespaceStmt->uses[0];
             $isCaseSensitive = $namespaceStmt->type === Use_::TYPE_CONSTANT;
 
             if ($isCaseSensitive) {
                 $names = $namesInOriginalCase;
             } else {
-                if ($namesInLowerCase === null) {
-                    $namesInLowerCase = array_map(strtolower(...), $namesInOriginalCase);
-                }
-
                 $names = $namesInLowerCase;
             }
 
-            if ($this->isUseImportUsed($useUse, $isCaseSensitive, $names, $namespaceName)) {
-                continue;
+            foreach ($namespaceStmt->uses as $useUseKey => $useUse) {
+
+                if ($this->isUseImportUsed($useUse, $isCaseSensitive, $names, $namespaceName)) {
+                    continue;
+                }
+
+                unset($namespaceStmt->uses[$useUseKey]);
+
+                $hasChanged = true;
             }
 
-            unset($node->stmts[$key]);
-            $hasChanged = true;
+            if ($namespaceStmt->uses === []) {
+                unset($node->stmts[$key]);
+            }
         }
 
         if ($hasChanged === false) {

tests/Issues/NamespacedUse/Fixture/multiple_use_const_namespace.php.inc

@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Bar;
+
+use const A, B, C;
+use const D, E, F;
+use const G, H, I;
+use const J, K, L;
+use const AA, BB, CC;
+
+use const M, N;
+use const O, P;
+use const Q, R;
+use const X, Y;
+
+var_dump(A);
+var_dump(E);
+var_dump(I);
+var_dump(AA);
+var_dump(BB);
+var_dump(CC);
+
+var_dump(M);
+var_dump(P);
+var_dump(X);
+var_dump(Y);
+
+?>
+-----
+<?php
+
+namespace App\Bar;
+
+use const A;
+use const E;
+use const I;
+use const AA, BB, CC;
+
+use const M;
+use const P;
+use const X, Y;
+
+var_dump(A);
+var_dump(E);
+var_dump(I);
+var_dump(AA);
+var_dump(BB);
+var_dump(CC);
+
+var_dump(M);
+var_dump(P);
+var_dump(X);
+var_dump(Y);
+
+?>

tests/Issues/NamespacedUse/Fixture/multiple_use_namespace.php.inc

@@ -0,0 +1,55 @@
+<?php
+
+namespace App\Bar;
+
+use A, B, C;
+use D, E, F;
+use G, H, I;
+use J, K, L;
+use AA, BB, CC;
+
+use M, N;
+use O, P;
+use Q, R;
+use X, Y;
+
+var_dump(A::class);
+var_dump(E::class);
+var_dump(I::class);
+var_dump(AA::class);
+var_dump(BB::class);
+var_dump(CC::class);
+
+var_dump(M::class);
+var_dump(P::class);
+var_dump(X::class);
+var_dump(Y::class);
+
+?>
+-----
+<?php
+
+namespace App\Bar;
+
+use A;
+use E;
+use I;
+use AA, BB, CC;
+
+use M;
+use P;
+use X, Y;
+
+var_dump(A::class);
+var_dump(E::class);
+var_dump(I::class);
+var_dump(AA::class);
+var_dump(BB::class);
+var_dump(CC::class);
+
+var_dump(M::class);
+var_dump(P::class);
+var_dump(X::class);
+var_dump(Y::class);
+
+?>