[DBAL-630] Try reproducing bool with emulated prepares without much success.

tests/Doctrine/Tests/DBAL/Functional/Ticket/DBAL630Test.php

+<?php
+
+namespace Doctrine\Tests\DBAL\Functional\Ticket;
+
+use PDO;
+
+/**
+ * @group DBAL-630
+ */
+class DBAL630Test extends \Doctrine\Tests\DbalFunctionalTestCase
+{
+    private $running = false;
+
+    protected function setUp()
+    {
+        parent::setUp();
+
+        $platform = $this->_conn->getDatabasePlatform()->getName();
+
+        if (!in_array($platform, array('postgresql'))) {
+            $this->markTestSkipped('Currently restricted to PostgreSQL');
+        }
+
+        $sm = $this->_conn->getSchemaManager();
+
+        if ( ! $sm->tablesExist(array('dbal630'))) {
+            $this->_conn->exec('CREATE TABLE dbal630 (id SERIAL, bool_col BOOLEAN NOT NULL);');
+        }
+        $this->running = true;
+    }
+
+    protected function tearDown()
+    {
+        if ($this->running) {
+            $this->_conn->getWrappedConnection()->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
+        }
+    }
+
+    public function testBooleanConversionSqlLiteral()
+    {
+        $this->_conn->executeUpdate('INSERT INTO dbal630 (bool_col) VALUES(false)');
+        $id = $this->_conn->lastInsertId('dbal630_id_seq');
+        $this->assertNotEmpty($id);
+
+        $row = $this->_conn->fetchAssoc('SELECT bool_col FROM dbal630 WHERE id = ?', array($id));
+
+        $this->assertFalse($row['bool_col']);
+    }
+
+    public function testBooleanConversionBoolParamRealPrepares()
+    {
+        $this->_conn->executeUpdate('INSERT INTO dbal630 (bool_col) VALUES(?)', array('false'), array(PDO::PARAM_BOOL));
+        $id = $this->_conn->lastInsertId('dbal630_id_seq');
+        $this->assertNotEmpty($id);
+
+        $row = $this->_conn->fetchAssoc('SELECT bool_col FROM dbal630 WHERE id = ?', array($id));
+
+        $this->assertFalse($row['bool_col']);
+    }
+
+    public function testBooleanConversionBoolParamEmulatedPrepares()
+    {
+        $this->_conn->getWrappedConnection()->setAttribute(PDO::ATTR_EMULATE_PREPARES, true);
+
+        $stmt = $this->_conn->prepare('INSERT INTO dbal630 (bool_col) VALUES(?)');
+        $stmt->bindValue(1, 'false', PDO::PARAM_BOOL);
+        $stmt->execute();
+
+        $id = $this->_conn->lastInsertId('dbal630_id_seq');
+
+        $this->assertNotEmpty($id);
+
+        $row = $this->_conn->fetchAssoc('SELECT bool_col FROM dbal630 WHERE id = ?', array($id));
+
+        $this->assertFalse($row['bool_col']);
+    }
+}