silverstripe-framework/tests/model/DataQueryTest.php

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<?php
class DataQueryTest extends SapphireTest {
/**
* Test the leftJoin() and innerJoin method of the DataQuery object
*/
public function testJoins() {
$dq = new DataQuery('Member');
$dq->innerJoin("Group_Members", "\"Group_Members\".\"MemberID\" = \"Member\".\"ID\"");
$this->assertContains("INNER JOIN \"Group_Members\" ON \"Group_Members\".\"MemberID\" = \"Member\".\"ID\"",
$dq->sql());
$dq = new DataQuery('Member');
$dq->leftJoin("Group_Members", "\"Group_Members\".\"MemberID\" = \"Member\".\"ID\"");
$this->assertContains("LEFT JOIN \"Group_Members\" ON \"Group_Members\".\"MemberID\" = \"Member\".\"ID\"",
$dq->sql());
}
public function testRelationReturn() {
$dq = new DataQuery('DataQueryTest_C');
$this->assertEquals('DataQueryTest_A', $dq->applyRelation('TestA'),
'DataQuery::applyRelation should return the name of the related object.');
$this->assertEquals('DataQueryTest_A', $dq->applyRelation('TestAs'),
'DataQuery::applyRelation should return the name of the related object.');
$this->assertEquals('DataQueryTest_A', $dq->applyRelation('ManyTestAs'),
'DataQuery::applyRelation should return the name of the related object.');
$this->assertEquals('DataQueryTest_B', $dq->applyRelation('TestB'),
'DataQuery::applyRelation should return the name of the related object.');
$this->assertEquals('DataQueryTest_B', $dq->applyRelation('TestBs'),
'DataQuery::applyRelation should return the name of the related object.');
$this->assertEquals('DataQueryTest_B', $dq->applyRelation('ManyTestBs'),
'DataQuery::applyRelation should return the name of the related object.');
}
}
class DataQueryTest_A extends DataObject implements TestOnly {
public static $db = array(
'Name' => 'Varchar',
);
public static $has_one = array(
'TestC' => 'DataQueryTest_C',
);
}
class DataQueryTest_B extends DataQueryTest_A {
public static $db = array(
'Title' => 'Varchar',
);
public static $has_one = array(
'TestC' => 'DataQueryTest_C',
);
}
class DataQueryTest_C extends DataObject implements TestOnly {
public static $has_one = array(
'TestA' => 'DataQueryTest_A',
'TestB' => 'DataQueryTest_B',
);
public static $has_many = array(
'TestAs' => 'DataQueryTest_A',
'TestBs' => 'DataQueryTest_B',
);
public static $many_many = array(
'ManyTestAs' => 'DataQueryTest_A',
'ManyTestBs' => 'DataQueryTest_B',
);
}