public function testReturnsNullIfNoClassesForMethod()
{
// entry conditions
$mixins = MF_Obj_MixinsManager::getMixinsFor('Test_ObjExt');
// try and get a method that does not exist
$this->assertNull($mixins->getClassnamesForMethod('doesNotExist'));
}
public function testCanExtendAClass()
{
// entry conditions
$this->assertEquals(0, MF_Obj_MixinsManager::$mixinAutoInc);
$this->assertNull(MF_Obj_MixinsManager::getMixinsFor('Test_ObjExt'));
// make the changes
__mf_extend('Test_ObjExt', 'Test_Obj_ExtMixin');
// retest
$mixins = MF_Obj_MixinsManager::getMixinsFor('Test_ObjExt');
$this->assertEquals(1, MF_Obj_MixinsManager::$mixinAutoInc);
$this->assertTrue($mixins instanceof MF_Obj_MixinsList);
}
public function updateMixinsCountFromMixins($extensionClass)
{
$classHierarchy = MF_Obj_MixinsManager::getBaseclassesForClass($extensionClass);
foreach ($classHierarchy as $classname) {
// var_dump($this->name . ": Looking at the mixins count for $classname; current mixins count is " . $this->mixinsCount);
$mixins = MF_Obj_MixinsManager::getMixinsFor($classname);
if ($mixins == null) {
continue;
}
$this->mixinsCount += $mixins->getMixinsCount();
// var_dump($this->name . ": Mixins count now increased to " . $this->mixinsCount);
// the mixin will include how many mixins its
// baseclasses have defined ... we need go no further
break;
}
}
protected function findObjsForMethod($methodName)
{
// we are specifically looking for all of the objects
// that provide the same method
$return = array();
// check the mixins first
$mixins = MF_Obj_MixinsManager::getMixinsFor($this->extensibleName);
if ($mixins !== null) {
// var_dump($mixins);
$classes = $mixins->getClassnamesForMethod($methodName);
if ($classes !== null) {
foreach ($classes as $class) {
$return[] = $this->getMixinObject($class);
}
}
}
// now, what about our decorators too?
if (isset($this->decorators['objs'])) {
foreach ($this->decorators['objs'] as $decorator) {
if (method_exists($decorator, $methodName)) {
$return[] = $decorator;
}
}
}
return $return;
}
