public testUnsionAssociative ( |
||
$A | ||
$B | ||
$C |
public function testUnsionAssociative(Set $A, Set $B, Set $C)
{
$A∪⟮B∪C⟯ = $A->union($B->union($C));
$⟮A∪B⟯∪C = $A->union($B)->union($C);
$this->assertEquals($A∪⟮B∪C⟯, $⟮A∪B⟯∪C);
$this->assertEquals($A∪⟮B∪C⟯->asArray(), $⟮A∪B⟯∪C->asArray());
}