Fix str_repeat() float argument in xPDOGenerator::varExport()

src/xPDO/Om/xPDOGenerator.php

@@ -126,7 +126,7 @@ public static function varExport($var, $indentLevel = 1) {
                     if ($char !== ' ') break;
                     $spaces++;
                 }
-                $output[] = str_repeat('    ', $indentLevel + 1) . str_repeat('    ', $spaces / 2) . substr($line, ($spaces ? $spaces + 1 : 0));
+                $output[] = str_repeat('    ', $indentLevel + 1) . str_repeat('    ', intdiv($spaces, 2)) . substr($line, ($spaces ? $spaces + 1 : 0));
             }
         }
         else {

test/complete.phpunit.xml

@@ -28,6 +28,7 @@
             <file>./xPDO/Test/Om/xPDOQueryHavingTest.php</file>
             <file>./xPDO/Test/Om/xPDOQueryLimitTest.php</file>
             <file>./xPDO/Test/Om/xPDOQuerySortByTest.php</file>
+            <file>./xPDO/Test/Om/xPDOGeneratorTest.php</file>
             <file>./xPDO/Test/Cache/xPDOCacheManagerTest.php</file>
             <file>./xPDO/Test/Cache/xPDOCacheDbTest.php</file>
             <file>./xPDO/Test/Compression/xPDOZipTest.php</file>

test/mysql.phpunit.xml

@@ -28,6 +28,7 @@
             <file>./xPDO/Test/Om/xPDOQueryHavingTest.php</file>
             <file>./xPDO/Test/Om/xPDOQueryLimitTest.php</file>
             <file>./xPDO/Test/Om/xPDOQuerySortByTest.php</file>
+            <file>./xPDO/Test/Om/xPDOGeneratorTest.php</file>
             <file>./xPDO/Test/Cache/xPDOCacheManagerTest.php</file>
             <file>./xPDO/Test/Cache/xPDOCacheDbTest.php</file>
             <file>./xPDO/Test/Compression/xPDOZipTest.php</file>

test/pgsql.phpunit.xml

@@ -28,6 +28,7 @@
             <file>./xPDO/Test/Om/xPDOQueryHavingTest.php</file>
             <file>./xPDO/Test/Om/xPDOQueryLimitTest.php</file>
             <file>./xPDO/Test/Om/xPDOQuerySortByTest.php</file>
+            <file>./xPDO/Test/Om/xPDOGeneratorTest.php</file>
             <file>./xPDO/Test/Cache/xPDOCacheManagerTest.php</file>
             <file>./xPDO/Test/Cache/xPDOCacheDbTest.php</file>
             <file>./xPDO/Test/Compression/xPDOZipTest.php</file>

test/sqlite.phpunit.xml

@@ -28,6 +28,7 @@
             <file>./xPDO/Test/Om/xPDOQueryHavingTest.php</file>
             <file>./xPDO/Test/Om/xPDOQueryLimitTest.php</file>
             <file>./xPDO/Test/Om/xPDOQuerySortByTest.php</file>
+            <file>./xPDO/Test/Om/xPDOGeneratorTest.php</file>
             <file>./xPDO/Test/Cache/xPDOCacheManagerTest.php</file>
             <file>./xPDO/Test/Cache/xPDOCacheDbTest.php</file>
             <file>./xPDO/Test/Compression/xPDOZipTest.php</file>

test/xPDO/Test/Om/xPDOGeneratorTest.php

@@ -0,0 +1,76 @@
+<?php
+/**
+ * This file is part of the xPDO package.
+ *
+ * Copyright (c) Jason Coward <jason@opengeek.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace xPDO\Test\Om;
+
+use PHPUnit\Framework\TestCase;
+use xPDO\Om\xPDOGenerator;
+
+/**
+ * Tests related to xPDOGenerator utility methods.
+ *
+ * @package xPDO\Test\Om
+ */
+class xPDOGeneratorTest extends TestCase
+{
+    /**
+     * Regression test for PHP 8.1 deprecation: str_repeat() received a float
+     * when $spaces is odd because $spaces / 2 produces a float.
+     *
+     * var_export() of a nested array emits 2-space-indented lines. The space
+     * counting loop in varExport() uses next() which skips index 0, so a line
+     * with 2 leading spaces yields $spaces = 1, and 1 / 2 = 0.5 (float).
+     * The fix replaces $spaces / 2 with intdiv($spaces, 2).
+     *
+     * @see xPDOGenerator::varExport()
+     */
+    public function testVarExportNestedArrayOddSpacesProducesNoDeprecation(): void
+    {
+        // A nested array guarantees var_export() will emit lines with 2 leading
+        // spaces (1 level of PHP's native 2-space indentation), which causes
+        // $spaces = 1 (odd) inside varExport() — the float trigger.
+        $input = ['key' => ['nested' => 'value']];
+
+        $deprecationEmitted = false;
+        set_error_handler(function (int $errno, string $errstr) use (&$deprecationEmitted): bool {
+            if ($errno === E_DEPRECATED && str_contains($errstr, 'float')) {
+                $deprecationEmitted = true;
+            }
+            return true;
+        }, E_DEPRECATED);
+
+        $result = xPDOGenerator::varExport($input, 1);
+
+        restore_error_handler();
+
+        $this->assertFalse(
+            $deprecationEmitted,
+            'xPDOGenerator::varExport() emitted a float-to-int deprecation notice — str_repeat() received a float from $spaces / 2.'
+        );
+
+        // Also assert the output is a non-empty string to confirm the method ran.
+        $this->assertIsString($result);
+        $this->assertNotEmpty($result);
+    }
+
+    /**
+     * Verify varExport() produces correctly indented output for a nested array
+     * when $spaces is odd (the same code path as the float bug).
+     */
+    public function testVarExportNestedArrayReturnsString(): void
+    {
+        $input = ['a' => 1, 'b' => ['c' => 2]];
+        $result = xPDOGenerator::varExport($input, 1);
+
+        $this->assertIsString($result);
+        // The result must start with the array opening token from var_export.
+        $this->assertStringStartsWith('array (', $result);
+    }
+}