silverstripe-framework/tests/model/PolymorphicHasManyListTest.php

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<?php
use SilverStripe\Dev\SapphireTest;
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/**
* Tests the PolymorphicHasManyList class
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*
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* @see PolymorphicHasManyList
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*
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* @todo Complete
*
* @package framework
* @subpackage tests
*/
class PolymorphicHasManyListTest extends SapphireTest {
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// Borrow the model from DataObjectTest
protected static $fixture_file = 'DataObjectTest.yml';
public function setUpOnce() {
$this->extraDataObjects = DataObjectTest::$extra_data_objects;
parent::setUpOnce();
}
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public function testRelationshipEmptyOnNewRecords() {
// Relies on the fact that (unrelated) comments exist in the fixture file already
$newTeam = new DataObjectTest_Team(); // has_many Comments
$this->assertEquals(array(), $newTeam->Fans()->column('ID'));
}
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/**
* Test that DataList::relation works with PolymorphicHasManyList
*/
public function testFilterRelation() {
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// Check that expected teams exist
$list = DataObjectTest_Team::get();
$this->assertEquals(
array('Subteam 1', 'Subteam 2', 'Subteam 3', 'Team 1', 'Team 2', 'Team 3'),
$list->sort('Title')->column('Title')
);
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// Check that fan list exists
$fans = $list->relation('Fans');
$this->assertEquals(array('Damian', 'Mitch', 'Richard'), $fans->sort('Name')->column('Name'));
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// Modify list of fans and retest
$team1 = $this->objFromFixture('DataObjectTest_Team', 'team1');
$subteam1 = $this->objFromFixture('DataObjectTest_SubTeam', 'subteam1');
$newFan1 = DataObjectTest_Fan::create();
$newFan1->Name = 'Bobby';
$newFan1->write();
$newFan2 = DataObjectTest_Fan::create();
$newFan2->Name = 'Mindy';
$newFan2->write();
$team1->Fans()->add($newFan1);
$subteam1->Fans()->add($newFan2);
$fans = DataObjectTest_Team::get()->relation('Fans');
$this->assertEquals(array('Bobby', 'Damian', 'Richard'), $team1->Fans()->sort('Name')->column('Name'));
$this->assertEquals(array('Mindy', 'Mitch'), $subteam1->Fans()->sort('Name')->column('Name'));
$this->assertEquals(array('Bobby', 'Damian', 'Mindy', 'Mitch', 'Richard'), $fans->sort('Name')->column('Name'));
}
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/**
* Test that related objects can be removed from a relation
*/
public function testRemoveRelation() {
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// Check that expected teams exist
$list = DataObjectTest_Team::get();
$this->assertEquals(
array('Subteam 1', 'Subteam 2', 'Subteam 3', 'Team 1', 'Team 2', 'Team 3'),
$list->sort('Title')->column('Title')
);
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// Test that each team has the correct fans
$team1 = $this->objFromFixture('DataObjectTest_Team', 'team1');
$subteam1 = $this->objFromFixture('DataObjectTest_SubTeam', 'subteam1');
$this->assertEquals(array('Damian', 'Richard'), $team1->Fans()->sort('Name')->column('Name'));
$this->assertEquals(array('Mitch'), $subteam1->Fans()->sort('Name')->column('Name'));
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// Test that removing items from unrelated team has no effect
$team1fan = $this->objFromFixture('DataObjectTest_Fan', 'fan1');
$subteam1fan = $this->objFromFixture('DataObjectTest_Fan', 'fan4');
$team1->Fans()->remove($subteam1fan);
$subteam1->Fans()->remove($team1fan);
$this->assertEquals(array('Damian', 'Richard'), $team1->Fans()->sort('Name')->column('Name'));
$this->assertEquals(array('Mitch'), $subteam1->Fans()->sort('Name')->column('Name'));
$this->assertEquals($team1->ID, $team1fan->FavouriteID);
$this->assertEquals('DataObjectTest_Team', $team1fan->FavouriteClass);
$this->assertEquals($subteam1->ID, $subteam1fan->FavouriteID);
$this->assertEquals('DataObjectTest_SubTeam', $subteam1fan->FavouriteClass);
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// Test that removing items from the related team resets the has_one relations on the fan
$team1fan = $this->objFromFixture('DataObjectTest_Fan', 'fan1');
$subteam1fan = $this->objFromFixture('DataObjectTest_Fan', 'fan4');
$team1->Fans()->remove($team1fan);
$subteam1->Fans()->remove($subteam1fan);
$this->assertEquals(array('Richard'), $team1->Fans()->sort('Name')->column('Name'));
$this->assertEquals(array(), $subteam1->Fans()->sort('Name')->column('Name'));
$this->assertEmpty($team1fan->FavouriteID);
$this->assertEmpty($team1fan->FavouriteClass);
$this->assertEmpty($subteam1fan->FavouriteID);
$this->assertEmpty($subteam1fan->FavouriteClass);
}
}