Test repro using CI

repro.php

@@ -0,0 +1,49 @@
+<?php
+
+namespace PhpBug81113;
+
+use Atk4\Data\Model;
+use Atk4\Data\Persistence;
+
+if (!class_exists(\Composer\Autoload::class, false)) {
+    require_once __DIR__ . '/../../../vendor/autoload.php';
+}
+
+$createModelWithConnection = function () {
+    // establish connection
+    $dsn = $GLOBALS['DB_DSN'] ?? 'sqlite::memory:';
+    $user = $GLOBALS['DB_USER'] ?? null;
+    $pass = $GLOBALS['DB_PASSWD'] ?? null;
+
+    $p = Persistence::connect($dsn, $user, $pass);
+
+    $db = new Persistence\Sql($p->connection);
+    $m = new Model($db, ['table' => 'user']);
+
+    $m->addFields(['name', 'gender']);
+
+    return [$p, $m];
+};
+
+$wrDbalConns = [];
+(function () use ($createModelWithConnection, &$wrDbalConns) {
+    for ($i = 0; $i < 5; $i++) {
+        [$p, $m] = $createModelWithConnection();
+        $wrDbalConns[] = \WeakReference::create(
+            $p->connection->connection
+        );
+        $wrDbalConns[] = \WeakReference::create(
+            \Closure::bind(static fn() => $p->connection->connection->_conn, null, \Doctrine\DBAL\Connection::class)
+        );
+    }
+})();
+
+echo '------------' . "\n";
+gc_collect_cycles();
+gc_collect_cycles();
+echo '------------' . "\n";
+print_r(array_map(function (\WeakReference $wrConn) {
+    $dbalConn = $wrConn->get();
+    return $dbalConn !== null ? 'NOT freed' : 'ok';
+}, $wrDbalConns));
+echo '------------' . "\n";

tests-schema/BasicTest.php

@@ -4,53 +4,10 @@
 
 namespace Atk4\Schema\Tests;
 
-use Atk4\Schema\PhpunitTestCase;
-
-class BasicTest extends PhpunitTestCase
+class BasicTest extends \Atk4\Core\AtkPhpunit\TestCase
 {
-    /**
-     * @doesNotPerformAssertions
-     */
     public function testCreate(): void
     {
-        $this->dropTableIfExists('user');
-
-        $this->createMigrator()->table('user')->id()
-            ->field('foo')
-            ->field('bar', ['type' => 'integer'])
-            ->field('baz', ['type' => 'text'])
-            ->field('bl', ['type' => 'boolean'])
-            ->field('tm', ['type' => 'time'])
-            ->field('dt', ['type' => 'date'])
-            ->field('dttm', ['type' => 'datetime'])
-            ->field('fl', ['type' => 'float'])
-            ->field('mn', ['type' => 'money'])
-//            ->field('en', ['type' => 'enum'])
-            ->create();
-    }
-
-    /**
-     * Tests creating and dropping of tables.
-     *
-     * @doesNotPerformAssertions
-     */
-    public function testCreateAndDrop(): void
-    {
-        $this->dropTableIfExists('user');
-
-        $this->createMigrator()->table('user')->id()
-            ->field('foo')
-            ->field('bar', ['type' => 'integer'])
-            ->field('baz', ['type' => 'text'])
-            ->field('bl', ['type' => 'boolean'])
-            ->field('tm', ['type' => 'time'])
-            ->field('dt', ['type' => 'date'])
-            ->field('dttm', ['type' => 'datetime'])
-            ->field('fl', ['type' => 'float'])
-            ->field('mn', ['type' => 'money'])
-//            ->field('en', ['type' => 'enum'])
-            ->create();
-
-        $this->createMigrator()->table('user')->drop();
+        $this->assertTrue(true);
     }
 }

tests/BasicTest.php

@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Atk4\Data\Tests;
+
+class BasicTest extends \Atk4\Core\AtkPhpunit\TestCase
+{
+    public function testRepro(): void
+    {
+        require_once __DIR__ . '/../repro.php';
+    }
+}