silverstripe-framework/tests/php/ORM/MySQLDatabaseTest.php

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<?php
2016-10-14 03:30:05 +02:00
namespace SilverStripe\ORM\Tests;
use SilverStripe\ORM\Connect\MySQLQuery;
use SilverStripe\ORM\Connect\MySQLStatement;
use SilverStripe\ORM\DB;
use SilverStripe\ORM\Connect\MySQLiConnector;
use SilverStripe\ORM\Queries\SQLUpdate;
use SilverStripe\Dev\SapphireTest;
/**
* @skipUpgrade
*/
class MySQLDatabaseTest extends SapphireTest
{
protected static $fixture_file = 'MySQLDatabaseTest.yml';
protected static $extra_dataobjects = [
MySQLDatabaseTest\Data::class
];
public function testPreparedStatements()
{
if (!(DB::get_connector() instanceof MySQLiConnector)) {
$this->markTestSkipped('This test requires the current DB connector is MySQLi');
}
// Test preparation of equivalent statemetns
$result1 = DB::get_connector()->preparedQuery(
'SELECT "Sort", "Title" FROM "MySQLDatabaseTest_Data" WHERE "Sort" > ? ORDER BY "Sort"',
[0]
);
$result2 = DB::get_connector()->preparedQuery(
'SELECT "Sort", "Title" FROM "MySQLDatabaseTest_Data" WHERE "Sort" > ? ORDER BY "Sort"',
[2]
);
$this->assertInstanceOf(MySQLStatement::class, $result1);
$this->assertInstanceOf(MySQLStatement::class, $result2);
// Also select non-prepared statement
$result3 = DB::get_connector()->query('SELECT "Sort", "Title" FROM "MySQLDatabaseTest_Data" ORDER BY "Sort"');
$this->assertInstanceOf(MySQLQuery::class, $result3);
// Iterating one level should not buffer, but return the right result
$this->assertEquals(
[
'Sort' => 1,
'Title' => 'First Item'
],
$result1->next()
);
$this->assertEquals(
[
'Sort' => 2,
'Title' => 'Second Item'
],
$result1->next()
);
// Test first
$this->assertEquals(
[
'Sort' => 1,
'Title' => 'First Item'
],
$result1->first()
);
// Test seek
$this->assertEquals(
[
'Sort' => 2,
'Title' => 'Second Item'
],
$result1->seek(1)
);
// Test count
$this->assertEquals(4, $result1->numRecords());
// Test second statement
$this->assertEquals(
[
'Sort' => 3,
'Title' => 'Third Item'
],
$result2->next()
);
// Test non-prepared query
$this->assertEquals(
[
'Sort' => 1,
'Title' => 'First Item'
],
$result3->next()
);
}
public function testAffectedRows()
{
if (!(DB::get_connector() instanceof MySQLiConnector)) {
$this->markTestSkipped('This test requires the current DB connector is MySQLi');
}
$query = new SQLUpdate('MySQLDatabaseTest_Data');
$query->setAssignments(['Title' => 'New Title']);
// Test update which affects no rows
$query->setWhere(['Title' => 'Bob']);
$result = $query->execute();
$this->assertInstanceOf(MySQLQuery::class, $result);
$this->assertEquals(0, DB::affected_rows());
// Test update which affects some rows
$query->setWhere(['Title' => 'First Item']);
$result = $query->execute();
$this->assertInstanceOf(MySQLQuery::class, $result);
$this->assertEquals(1, DB::affected_rows());
}
}