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PSDI Army
yii2
Commits
47fe25d4
Commit
47fe25d4
authored
Mar 27, 2012
by
Qiang Xue
Browse files
Options
Browse Files
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Plain Diff
new event implementation.
parent
e281b402
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Side-by-side
Showing
5 changed files
with
150 additions
and
240 deletions
+150
-240
Behavior.php
framework/base/Behavior.php
+8
-8
Component.php
framework/base/Component.php
+59
-106
ModelBehavior.php
framework/base/ModelBehavior.php
+4
-15
Object.php
framework/base/Object.php
+2
-2
ComponentTest.php
tests/unit/framework/base/ComponentTest.php
+77
-109
No files found.
framework/base/Behavior.php
View file @
47fe25d4
...
...
@@ -19,7 +19,7 @@ namespace yii\base;
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class
Behavior
extends
Object
class
Behavior
extends
\yii\base\
Object
{
/**
* @var Component the owner component
...
...
@@ -38,17 +38,17 @@ class Behavior extends Object
*
* The callbacks can be any of the followings:
*
* - method in this behavior: `'handle
OnClick'`, equivalent to `array($this, 'handleOn
Click')`
* - object method: `array($object, 'handle
On
Click')`
* - static method: `array('Page', 'handle
On
Click')`
* - method in this behavior: `'handle
Click'`, equivalent to `array($this, 'handle
Click')`
* - object method: `array($object, 'handleClick')`
* - static method: `array('Page', 'handleClick')`
* - anonymous function: `function($event) { ... }`
*
* The following is an example:
*
* ~~~
* array(
* '
onB
eforeValidate' => 'myBeforeValidate',
* '
onA
fterValidate' => 'myAfterValidate',
* '
b
eforeValidate' => 'myBeforeValidate',
* '
a
fterValidate' => 'myAfterValidate',
* )
* ~~~
*
...
...
@@ -70,7 +70,7 @@ class Behavior extends Object
{
$this
->
_owner
=
$owner
;
foreach
(
$this
->
events
()
as
$event
=>
$handler
)
{
$owner
->
attachEventHandler
(
$event
,
is_string
(
$handler
)
?
array
(
$this
,
$handler
)
:
$handler
);
$owner
->
on
(
$event
,
is_string
(
$handler
)
?
array
(
$this
,
$handler
)
:
$handler
);
}
}
...
...
@@ -84,7 +84,7 @@ class Behavior extends Object
public
function
detach
(
$owner
)
{
foreach
(
$this
->
events
()
as
$event
=>
$handler
)
{
$owner
->
detachEventHandler
(
$event
,
is_string
(
$handler
)
?
array
(
$this
,
$handler
)
:
$handler
);
$owner
->
off
(
$event
,
is_string
(
$handler
)
?
array
(
$this
,
$handler
)
:
$handler
);
}
$this
->
_owner
=
null
;
}
...
...
framework/base/Component.php
View file @
47fe25d4
...
...
@@ -12,34 +12,36 @@ namespace yii\base;
/**
* Component is the base class for all component classes in Yii.
*
*
Extending from [[Object]], Component implements the *event* and *behavior*
*
features in addition to the *property* feature
.
*
Component provides the *event* and *behavior* features, in addition to
*
the *property* feature which is implemented in its parent class [[Object]]
.
*
* An event is defined by the presence of a method whose name starts with `on`.
* The event name is the method name. For example, the following method defines
* the `onClick` event:
* Event is a way to "inject" custom code into existing code at certain places.
* For example, a button object can trigger a "click" event when the user clicks
* on the button. We can write custom code and attach it to this event so that
* when the event is triggered, our custom code will be executed.
*
* ~~~
* public function onClick($event)
* {
* $this->raiseEvent('onClick', $event);
* }
* ~~~
*
* Event names are case-insensitive.
* An event is identified by a name (unique within the class it is defined).
* Event names are *case-sensitive*.
*
* An event can be attached with one or multiple PHP callbacks, called *event handlers*.
* One can call [[
raiseEvent
()]] to raise an event. When an event is raised, the attached
* One can call [[
trigger
()]] to raise an event. When an event is raised, the attached
* event handlers will be invoked automatically in the order they are attached to the event.
*
* To attach an event handler to an event, call [[attachEventHandler]]. Alternatively,
* you can use the assignment syntax: `$component->onClick = $callback;`,
* where `$callback` refers to a valid PHP callback which can be one of the followings:
* To attach an event handler to an event, call [[on()]]. For example,
*
* - global function: `'handleOnClick'`
* ~~~
* $button->on('click', function($event) {
* echo "I'm clicked!";
* });
* ~~~
*
* In the above, we attach an anonymous function to the "click" event of the button.
* Valid event handlers include:
*
* - anonymous function: `function($event) { ... }`
* - object method: `array($object, 'handleOnClick')`
* - static method: `array('Page', 'handleOnClick')`
* -
anonymous function: `function($event) { ... }
`
* -
global function: `'handleOnClick'
`
*
* The signature of an event handler should be like the following:
* ~~~
...
...
@@ -48,14 +50,15 @@ namespace yii\base;
*
* where `$event` is an [[Event]] object which includes parameters associated with the event.
*
*
Because `$component->onClick` is returned as a [[Vector]] with each item in the vector being
*
an attached event handler, one can manipulate this [[Vector]] object to attach/detach event
*
handlers, or adjust their relative orders. For example,
*
One can call [[getEventHandlers()]] to retrieve all event handlers that are attached
*
to a specified event. Because this method returns a [[Vector]] object, we can manipulate
*
this object to attach/detach event handlers, or adjust their relative orders.
*
* ~~~
* $component->onClick->insertAt(0, $callback); // attach a handler as the first one
* $component->onClick[] = $callback; // attach a handler as the last one
* unset($component->onClick[0]); // detach the first handler
* $handlers = $button->getEventHandlers('click');
* $handlers->insertAt(0, $callback); // attach a handler as the first one
* $handlers[] = $callback; // attach a handler as the last one
* unset($handlers[0]); // detach the first handler
* ~~~
*
*
...
...
@@ -65,6 +68,7 @@ namespace yii\base;
* those properties and methods.
*
* To attach a behavior to a component, declare it in [[behaviors()]], or explicitly call [[attachBehavior]].
* Behaviors declared in [[behaviors()]] are automatically attached to the corresponding component.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
...
...
@@ -85,7 +89,6 @@ class Component extends \yii\base\Object
* This method will check in the following order and act accordingly:
*
* - a property defined by a getter: return the getter result
* - an event: return a vector containing the attached event handlers
* - a behavior: return the behavior object
* - a property of a behavior: return the behavior property value
*
...
...
@@ -102,12 +105,6 @@ class Component extends \yii\base\Object
$getter
=
'get'
.
$name
;
if
(
method_exists
(
$this
,
$getter
))
{
// read property, e.g. getName()
return
$this
->
$getter
();
}
elseif
(
method_exists
(
$this
,
$name
)
&&
strncasecmp
(
$name
,
'on'
,
2
)
===
0
)
{
// event, e.g. onClick()
$name
=
strtolower
(
$name
);
if
(
!
isset
(
$this
->
_e
[
$name
]))
{
$this
->
_e
[
$name
]
=
new
Vector
;
}
return
$this
->
_e
[
$name
];
}
else
{
// behavior property
$this
->
ensureBehaviors
();
foreach
(
$this
->
_b
as
$behavior
)
{
...
...
@@ -131,7 +128,6 @@ class Component extends \yii\base\Object
* will be implicitly called when executing `$component->property = $value;`.
* @param string $name the property name or the event name
* @param mixed $value the property value
* @return mixed value that was set
* @throws Exception if the property is not defined or read-only.
* @see __get
*/
...
...
@@ -139,18 +135,18 @@ class Component extends \yii\base\Object
{
$setter
=
'set'
.
$name
;
if
(
method_exists
(
$this
,
$setter
))
{
// write property
return
$this
->
$setter
(
$value
);
}
elseif
(
method_exists
(
$this
,
$name
)
&&
strncasecmp
(
$name
,
'on'
,
2
)
===
0
)
{
// event
$name
=
strtolower
(
$name
);
if
(
!
isset
(
$this
->
_e
[
$name
]))
{
$this
->
_e
[
$name
]
=
new
Vector
;
}
return
$this
->
_e
[
$name
]
->
add
(
$value
);
$this
->
$setter
(
$value
);
return
;
}
elseif
(
strncmp
(
$name
,
'on '
,
3
)
===
0
)
{
// on event
$name
=
substr
(
$name
,
3
);
$this
->
getEventHandlers
(
$name
)
->
add
(
$value
);
return
;
}
else
{
// behavior property
$this
->
ensureBehaviors
();
foreach
(
$this
->
_b
as
$behavior
)
{
if
(
$behavior
->
canSetProperty
(
$name
))
{
return
$behavior
->
$name
=
$value
;
$behavior
->
$name
=
$value
;
return
;
}
}
}
...
...
@@ -166,7 +162,6 @@ class Component extends \yii\base\Object
* This method will check in the following order and act accordingly:
*
* - a property defined by a setter: return whether the property value is null
* - an event: return whether the event has any handler attached
* - a property of a behavior: return whether the property value is null
*
* Do not call this method directly as it is a PHP magic method that
...
...
@@ -179,9 +174,6 @@ class Component extends \yii\base\Object
$getter
=
'get'
.
$name
;
if
(
method_exists
(
$this
,
$getter
))
{
// property is not null
return
$this
->
$getter
()
!==
null
;
}
elseif
(
method_exists
(
$this
,
$name
)
&&
strncasecmp
(
$name
,
'on'
,
2
)
===
0
)
{
// has event handler
$name
=
strtolower
(
$name
);
return
isset
(
$this
->
_e
[
$name
])
&&
$this
->
_e
[
$name
]
->
getCount
();
}
else
{
// behavior property
$this
->
ensureBehaviors
();
foreach
(
$this
->
_b
as
$behavior
)
{
...
...
@@ -198,7 +190,6 @@ class Component extends \yii\base\Object
* This method will check in the following order and act accordingly:
*
* - a property defined by a setter: set the property value to be null
* - an event: remove all attached event handlers
* - a property of a behavior: set the property value to be null
*
* Do not call this method directly as it is a PHP magic method that
...
...
@@ -212,9 +203,6 @@ class Component extends \yii\base\Object
if
(
method_exists
(
$this
,
$setter
))
{
// write property
$this
->
$setter
(
null
);
return
;
}
elseif
(
method_exists
(
$this
,
$name
)
&&
strncasecmp
(
$name
,
'on'
,
2
)
===
0
)
{
// event
unset
(
$this
->
_e
[
strtolower
(
$name
)]);
return
;
}
else
{
// behavior property
$this
->
ensureBehaviors
();
foreach
(
$this
->
_b
as
$behavior
)
{
...
...
@@ -280,7 +268,7 @@ class Component extends \yii\base\Object
*
* Note that a behavior class must extend from [[Behavior]].
*
* Behaviors declared in this method will be attached to the component
on demand
.
* Behaviors declared in this method will be attached to the component
automatically (on demand)
.
*
* @return array the behavior configurations.
*/
...
...
@@ -290,18 +278,6 @@ class Component extends \yii\base\Object
}
/**
* Returns a value indicating whether an event is defined.
* An event is defined if the class has a method whose name starts with `on` (e.g. `onClick`).
* Note that event name is case-insensitive.
* @param string $name the event name
* @return boolean whether an event is defined
*/
public
function
hasEvent
(
$name
)
{
return
method_exists
(
$this
,
$name
)
&&
strncasecmp
(
$name
,
'on'
,
2
)
===
0
;
}
/**
* Returns a value indicating whether there is any handler attached to the named event.
* @param string $name the event name
* @return boolean whether there is any handler attached to the event.
...
...
@@ -309,7 +285,6 @@ class Component extends \yii\base\Object
public
function
hasEventHandlers
(
$name
)
{
$this
->
ensureBehaviors
();
$name
=
strtolower
(
$name
);
return
isset
(
$this
->
_e
[
$name
])
&&
$this
->
_e
[
$name
]
->
getCount
();
}
...
...
@@ -328,14 +303,11 @@ class Component extends \yii\base\Object
*/
public
function
getEventHandlers
(
$name
)
{
if
(
$this
->
hasEvent
(
$name
))
{
$name
=
strtolower
(
$name
);
if
(
!
isset
(
$this
->
_e
[
$name
]))
{
$this
->
_e
[
$name
]
=
new
Vector
;
}
return
$this
->
_e
[
$name
];
if
(
!
isset
(
$this
->
_e
[
$name
]))
{
$this
->
_e
[
$name
]
=
new
Vector
;
}
throw
new
Exception
(
'Undefined event: '
.
$name
);
$this
->
ensureBehaviors
();
return
$this
->
_e
[
$name
];
}
/**
...
...
@@ -351,10 +323,10 @@ class Component extends \yii\base\Object
* some examples:
*
* ~~~
*
'handleOnClick' // handleOnClick() is a global
function
* array($object, 'handle
OnClick') // $object->handleOn
Click()
* array('Page', 'handle
OnClick') // Page::handleOn
Click()
*
function($event) { ... } // anonymous function
*
function($event) { ... } // anonymous
function
* array($object, 'handle
Click') // $object->handle
Click()
* array('Page', 'handle
Click') // Page::handle
Click()
*
'handleClick' // global function handleClick()
* ~~~
*
* An event handler must be defined with the following signature,
...
...
@@ -367,68 +339,49 @@ class Component extends \yii\base\Object
*
* @param string $name the event name
* @param callback $handler the event handler
* @throws Exception if the event is not defined
* @see detachEventHandler
* @see off
*/
public
function
attachEventHandler
(
$name
,
$handler
)
public
function
on
(
$name
,
$handler
)
{
$this
->
getEventHandlers
(
$name
)
->
add
(
$handler
);
}
/**
* Detaches an existing event handler.
* This method is the opposite of [[
attachEventHandler
]].
* This method is the opposite of [[
on
]].
* @param string $name event name
* @param callback $handler the event handler to be removed
* @return boolean if
the detachment process is successful
* @see
attachEventHandler
* @return boolean if
a handler is found and detached
* @see
on
*/
public
function
detachEventHandler
(
$name
,
$handler
)
public
function
off
(
$name
,
$handler
)
{
return
$this
->
getEventHandlers
(
$name
)
->
remove
(
$handler
)
!==
false
;
}
/**
*
Raise
s an event.
*
Trigger
s an event.
* This method represents the happening of an event. It invokes
* all attached handlers for the event.
* @param string $name the event name
* @param Event $event the event parameter
* @throws Exception if the event is undefined or an event handler is invalid.
*/
public
function
raiseEvent
(
$name
,
$event
)
public
function
trigger
(
$name
,
$event
)
{
$this
->
ensureBehaviors
();
$name
=
strtolower
(
$name
);
if
(
$event
instanceof
Event
)
{
$event
->
name
=
$name
;
$event
->
handled
=
false
;
}
if
(
isset
(
$this
->
_e
[
$name
]))
{
if
(
$event
instanceof
Event
)
{
$event
->
name
=
$name
;
$event
->
handled
=
false
;
}
foreach
(
$this
->
_e
[
$name
]
as
$handler
)
{
if
(
is_string
(
$handler
)
||
$handler
instanceof
\Closure
)
{
call_user_func
(
$handler
,
$event
);
}
elseif
(
is_callable
(
$handler
,
true
))
{
// an array: 0 - object, 1 - method name
list
(
$object
,
$method
)
=
$handler
;
if
(
is_string
(
$object
))
{
// static method call
call_user_func
(
$handler
,
$event
);
}
elseif
(
method_exists
(
$object
,
$method
))
{
$object
->
$method
(
$event
);
}
else
{
throw
new
Exception
(
'Event "'
.
get_class
(
$this
)
.
'.'
.
$name
.
'" is attached with an invalid handler.'
);
}
}
else
{
throw
new
Exception
(
'Event "'
.
get_class
(
$this
)
.
'.'
.
$name
.
'" is attached with an invalid handler.'
);
}
call_user_func
(
$handler
,
$event
);
// stop further handling if the event is handled
if
(
$event
instanceof
Event
&&
$event
->
handled
)
{
return
;
}
}
}
elseif
(
!
$this
->
hasEvent
(
$name
))
{
throw
new
Exception
(
'Raising unknown event: '
.
get_class
(
$this
)
.
'.'
.
$name
);
}
}
...
...
framework/base/ModelBehavior.php
View file @
47fe25d4
...
...
@@ -24,9 +24,8 @@ class ModelBehavior extends Behavior
* Declares event handlers for owner's events.
* The default implementation returns the following event handlers:
*
* - `onAfterInit` event: [[afterInit]]
* - `onBeforeValidate` event: [[beforeValidate]]
* - `onAfterValidate` event: [[afterValidate]]
* - `beforeValidate` event
* - `afterValidate` event
*
* You may override these event handler methods to respond to the corresponding owner events.
* @return array events (array keys) and the corresponding event handler methods (array values).
...
...
@@ -34,22 +33,12 @@ class ModelBehavior extends Behavior
public
function
events
()
{
return
array
(
'onAfterInit'
=>
'afterInit'
,
'onBeforeValidate'
=>
'beforeValidate'
,
'onAfterValidate'
=>
'afterValidate'
,
'beforeValidate'
=>
'beforeValidate'
,
'afterValidate'
=>
'afterValidate'
,
);
}
/**
* Responds to [[Model::onAfterInit]] event.
* Override this method if you want to handle the corresponding event of the [[owner]].
* @param Event $event event parameter
*/
public
function
afterInit
(
$event
)
{
}
/**
* Responds to [[Model::onBeforeValidate]] event.
* Override this method if you want to handle the corresponding event of the [[owner]].
* You may set the [[ModelEvent::isValid|isValid]] property of the event parameter
...
...
framework/base/Object.php
View file @
47fe25d4
...
...
@@ -294,7 +294,7 @@ class Object
* ~~~
*
* @param array $config the object configuration (name-value pairs that will be used to initialize the object)
* @return Object the created object
* @return
\yii\base\
Object the created object
* @throws Exception if the configuration is invalid.
*/
public
static
function
newInstance
(
$config
=
array
())
...
...
@@ -326,7 +326,7 @@ class Object
$object
->
$name
=
$value
;
}
if
(
$object
instanceof
\yii\base\
Initable
)
{
if
(
$object
instanceof
Initable
)
{
$object
->
init
();
}
...
...
tests/unit/framework/base/ComponentTest.php
View file @
47fe25d4
...
...
@@ -4,17 +4,20 @@ namespace yiiunit\framework\base;
function
globalEventHandler
(
$event
)
{
$event
->
sender
->
eventHandled
=
true
;
$event
->
sender
->
eventHandled
=
true
;
}
function
globalEventHandler2
(
$event
)
{
$event
->
sender
->
eventHandled
=
true
;
$event
->
handled
=
true
;
$event
->
sender
->
eventHandled
=
true
;
$event
->
handled
=
true
;
}
class
ComponentTest
extends
\yiiunit\TestCase
{
/**
* @var NewComponent
*/
protected
$component
;
public
function
setUp
()
...
...
@@ -50,19 +53,19 @@ class ComponentTest extends \yiiunit\TestCase
public
function
testGetProperty
()
{
$this
->
assertTrue
(
'default'
===
$this
->
component
->
Text
);
$this
->
assertTrue
(
'default'
===
$this
->
component
->
Text
);
$this
->
setExpectedException
(
'yii\base\Exception'
);
$value2
=
$this
->
component
->
Caption
;
$value2
=
$this
->
component
->
Caption
;
}
public
function
testSetProperty
()
{
$value
=
'new value'
;
$this
->
component
->
Text
=
$value
;
$text
=
$this
->
component
->
Text
;
$this
->
assertTrue
(
$value
===
$this
->
component
->
Text
);
$value
=
'new value'
;
$this
->
component
->
Text
=
$value
;
$text
=
$this
->
component
->
Text
;
$this
->
assertTrue
(
$value
===
$this
->
component
->
Text
);
$this
->
setExpectedException
(
'yii\base\Exception'
);
$this
->
component
->
NewMember
=
$value
;
$this
->
component
->
NewMember
=
$value
;
}
public
function
testIsset
()
...
...
@@ -74,123 +77,89 @@ class ComponentTest extends \yiiunit\TestCase
$this
->
assertFalse
(
isset
(
$this
->
component
->
Text
));
$this
->
assertFalse
(
!
empty
(
$this
->
component
->
Text
));
$this
->
component
->
Text
=
''
;
$this
->
component
->
Text
=
''
;
$this
->
assertTrue
(
isset
(
$this
->
component
->
Text
));
$this
->
assertTrue
(
empty
(
$this
->
component
->
Text
));
}
public
function
test
HasEvent
()
public
function
test
On
()
{
$this
->
assertTrue
(
$this
->
component
->
hasEvent
(
'OnMyEvent'
));
$this
->
assertTrue
(
$this
->
component
->
hasEvent
(
'onmyevent'
));
$this
->
assertFalse
(
$this
->
component
->
hasEvent
(
'onYourEvent'
));
}
public
function
testHasEventHandlers
()
{
$this
->
assertFalse
(
$this
->
component
->
hasEventHandlers
(
'OnMyEvent'
));
$this
->
component
->
attachEventHandler
(
'OnMyEvent'
,
'foo'
);
$this
->
assertTrue
(
$this
->
component
->
hasEventHandlers
(
'OnMyEvent'
));
}
public
function
testGetEventHandlers
()
{
$list
=
$this
->
component
->
getEventHandlers
(
'OnMyEvent'
);
$this
->
assertEquals
(
$list
->
getCount
(),
0
);
$this
->
component
->
attachEventHandler
(
'OnMyEvent'
,
'foo'
);
$this
->
assertEquals
(
$list
->
getCount
(),
1
);
$this
->
setExpectedException
(
'yii\base\Exception'
);
$list
=
$this
->
component
->
getEventHandlers
(
'YourEvent'
);
}
$this
->
assertEquals
(
0
,
$this
->
component
->
getEventHandlers
(
'click'
)
->
getCount
());
$this
->
component
->
on
(
'click'
,
'foo'
);
$this
->
assertEquals
(
1
,
$this
->
component
->
getEventHandlers
(
'click'
)
->
getCount
());
$this
->
component
->
on
(
'click'
,
'bar'
);
$this
->
assertEquals
(
2
,
$this
->
component
->
getEventHandlers
(
'click'
)
->
getCount
());
public
function
testAttachEventHandler
()
{
$this
->
component
->
attachEventHandler
(
'OnMyEvent'
,
'foo'
);
$this
->
assertTrue
(
$this
->
component
->
getEventHandlers
(
'OnMyEvent'
)
->
getCount
()
===
1
);
$this
->
setExpectedException
(
'yii\base\Exception'
);
$this
->
component
->
attachEventHandler
(
'YourEvent'
,
'foo'
);
$this
->
component
->
getEventHandlers
(
'click'
)
->
add
(
'test'
);
$this
->
assertEquals
(
3
,
$this
->
component
->
getEventHandlers
(
'click'
)
->
getCount
());
}
public
function
test
DettachEventHandler
()
public
function
test
Off
()
{
$this
->
component
->
attachEventHandler
(
'OnMyEvent'
,
'foo'
);
$this
->
component
->
attachEventHandler
(
'OnMyEvent'
,
array
(
$this
->
component
,
'myEventHandler'
));
$this
->
assertEquals
(
$this
->
component
->
getEventHandlers
(
'OnMyEvent'
)
->
getCount
(),
2
);
$this
->
assertTrue
(
$this
->
component
->
detachEventHandler
(
'OnMyEvent'
,
'foo'
));
$this
->
assertEquals
(
$this
->
component
->
getEventHandlers
(
'OnMyEvent'
)
->
getCount
(),
1
);
$this
->
component
->
on
(
'click'
,
'foo'
);
$this
->
component
->
on
(
'click'
,
array
(
$this
->
component
,
'myEventHandler'
));
$this
->
assertEquals
(
2
,
$this
->
component
->
getEventHandlers
(
'click'
)
->
getCount
());
$this
->
assertFalse
(
$this
->
component
->
detachEventHandler
(
'OnMyEvent'
,
'foo'
));
$this
->
assertEquals
(
$this
->
component
->
getEventHandlers
(
'OnMyEvent'
)
->
getCount
(),
1
);
$this
->
assertTrue
(
$this
->
component
->
detachEventHandler
(
'OnMyEvent'
,
array
(
$this
->
component
,
'myEventHandler'
)));
$this
->
assertEquals
(
$this
->
component
->
getEventHandlers
(
'OnMyEvent'
)
->
getCount
(),
0
);
$this
->
assertFalse
(
$this
->
component
->
detachEventHandler
(
'OnMyEvent'
,
'foo'
));
$result
=
$this
->
component
->
off
(
'click'
,
'foo'
);
$this
->
assertTrue
(
$result
);
$this
->
assertEquals
(
1
,
$this
->
component
->
getEventHandlers
(
'click'
)
->
getCount
());
$result
=
$this
->
component
->
off
(
'click'
,
'foo'
);
$this
->
assertFalse
(
$result
);
$this
->
assertEquals
(
1
,
$this
->
component
->
getEventHandlers
(
'click'
)
->
getCount
());
$result
=
$this
->
component
->
off
(
'click'
,
array
(
$this
->
component
,
'myEventHandler'
));
$this
->
assertTrue
(
$result
);
$this
->
assertEquals
(
0
,
$this
->
component
->
getEventHandlers
(
'click'
)
->
getCount
());
}
public
function
test
RaiseEvent
()
public
function
test
Trigger
()
{
$this
->
component
->
attachEventHandler
(
'OnMyEvent'
,
array
(
$this
->
component
,
'myEventHandler'
));
$this
->
component
->
on
(
'click'
,
array
(
$this
->
component
,
'myEventHandler'
));
$this
->
assertFalse
(
$this
->
component
->
eventHandled
);
$this
->
component
->
raiseEvent
(
'OnMyEvent'
,
new
\yii\base\Event
(
$this
));
$this
->
assertNull
(
$this
->
component
->
event
);
$this
->
component
->
raiseEvent
();
$this
->
assertTrue
(
$this
->
component
->
eventHandled
);
$this
->
assertEquals
(
'click'
,
$this
->
component
->
event
->
name
);
$this
->
assertEquals
(
$this
->
component
,
$this
->
component
->
event
->
sender
);
$this
->
assertFalse
(
$this
->
component
->
event
->
handled
);
$this
->
setExpectedException
(
'yii\base\Exception'
);
$this
->
component
->
raiseEvent
(
'OnUnknown'
,
new
\yii\base\Event
(
$this
));
$eventRaised
=
false
;
$this
->
component
->
on
(
'click'
,
function
(
$event
)
use
(
&
$eventRaised
)
{
$eventRaised
=
true
;
});
$this
->
component
->
raiseEvent
();
$this
->
assertTrue
(
$eventRaised
);
}
public
function
test
EventAccessor
()
public
function
test
HasEventHandlers
()
{
$component
=
new
NewComponent
;
$this
->
assertEquals
(
$component
->
onMyEvent
->
getCount
(),
0
);
$component
->
onMyEvent
=
'yiiunit\framework\base\globalEventHandler'
;
$component
->
onMyEvent
=
array
(
$this
->
component
,
'myEventHandler'
);
$this
->
assertEquals
(
$component
->
onMyEvent
->
getCount
(),
2
);
$this
->
assertFalse
(
$component
->
eventHandled
);
$this
->
assertFalse
(
$this
->
component
->
eventHandled
);
$component
->
onMyEvent
();
$this
->
assertTrue
(
$component
->
eventHandled
);
$this
->
assertTrue
(
$this
->
component
->
eventHandled
);
$this
->
assertFalse
(
$this
->
component
->
hasEventHandlers
(
'click'
));
$this
->
component
->
on
(
'click'
,
'foo'
);
$this
->
assertTrue
(
$this
->
component
->
hasEventHandlers
(
'click'
));
}
public
function
testStopEvent
()
{
$component
=
new
NewComponent
;
$component
->
on
MyEvent
=
'yiiunit\framework\base\globalEventHandler2'
;
$component
->
on
MyEvent
=
array
(
$this
->
component
,
'myEventHandler'
);
$component
->
onMy
Event
();
$component
=
new
NewComponent
;
$component
->
on
(
'click'
,
'yiiunit\framework\base\globalEventHandler2'
)
;
$component
->
on
(
'click'
,
array
(
$this
->
component
,
'myEventHandler'
)
);
$component
->
raise
Event
();
$this
->
assertTrue
(
$component
->
eventHandled
);
$this
->
assertFalse
(
$this
->
component
->
eventHandled
);
}
public
function
testInvalidHandler1
()
{
$this
->
component
->
onMyEvent
=
array
(
1
,
2
,
3
);
$this
->
setExpectedException
(
'yii\base\Exception'
);
$this
->
component
->
onMyEvent
();
}
public
function
testInvalidHandler2
()
{
$this
->
component
->
onMyEvent
=
array
(
$this
->
component
,
'nullHandler'
);
$this
->
setExpectedException
(
'yii\base\Exception'
);
$this
->
component
->
onMyEvent
();
}
public
function
testDetachBehavior
()
{
$component
=
new
NewComponent
;
$component
=
new
NewComponent
;
$behavior
=
new
NewBehavior
;
$component
->
attachBehavior
(
'a'
,
$behavior
);
$this
->
assertSame
(
$behavior
,
$component
->
detachBehavior
(
'a'
));
$component
->
attachBehavior
(
'a'
,
$behavior
);
$this
->
assertSame
(
$behavior
,
$component
->
detachBehavior
(
'a'
));
}
public
function
testDetachingBehaviors
()
{
$component
=
new
NewComponent
;
$component
=
new
NewComponent
;
$behavior
=
new
NewBehavior
;
$component
->
attachBehavior
(
'a'
,
$behavior
);
$component
->
attachBehavior
(
'a'
,
$behavior
);
$component
->
detachBehaviors
();
$this
->
setExpectedException
(
'yii\base\Exception'
);
$component
->
test
();
...
...
@@ -198,15 +167,15 @@ class ComponentTest extends \yiiunit\TestCase
public
function
testAsa
()
{
$component
=
new
NewComponent
;
$component
=
new
NewComponent
;
$behavior
=
new
NewBehavior
;
$component
->
attachBehavior
(
'a'
,
$behavior
);
$this
->
assertSame
(
$behavior
,
$component
->
asa
(
'a'
));
$component
->
attachBehavior
(
'a'
,
$behavior
);
$this
->
assertSame
(
$behavior
,
$component
->
asa
(
'a'
));
}
public
function
testCreate
()
{
$component
=
NewComponent2
::
newInstance
(
array
(
'a'
=>
3
),
1
,
2
);
$component
=
NewComponent2
::
newInstance
(
array
(
'a'
=>
3
),
1
,
2
);
$this
->
assertEquals
(
1
,
$component
->
b
);
$this
->
assertEquals
(
2
,
$component
->
c
);
$this
->
assertEquals
(
3
,
$component
->
a
);
...
...
@@ -218,6 +187,7 @@ class NewComponent extends \yii\base\Component
private
$_object
=
null
;
private
$_text
=
'default'
;
public
$eventHandled
=
false
;
public
$event
;
public
$behaviorCalled
=
false
;
public
function
getText
()
...
...
@@ -227,30 +197,27 @@ class NewComponent extends \yii\base\Component
public
function
setText
(
$value
)
{
$this
->
_text
=
$value
;
$this
->
_text
=
$value
;
}
public
function
getObject
()
{
if
(
!
$this
->
_object
)
{
$this
->
_object
=
new
NewComponent
;
$this
->
_object
->
_text
=
'object text'
;
if
(
!
$this
->
_object
)
{
$this
->
_object
=
new
NewComponent
;
$this
->
_object
->
_text
=
'object text'
;
}
return
$this
->
_object
;
}
public
function
onMyEvent
(
)
public
function
myEventHandler
(
$event
)
{
$this
->
raiseEvent
(
'OnMyEvent'
,
new
\yii\base\Event
(
$this
));
$this
->
eventHandled
=
true
;
$this
->
event
=
$event
;
}
public
function
myEventHandler
(
$event
)
public
function
raiseEvent
(
)
{
$this
->
eventHandled
=
true
;
}
public
function
exprEvaluator
(
$p1
,
$comp
)
{
return
"Hello
$p1
"
;
$this
->
trigger
(
'click'
,
new
\yii\base\Event
(
$this
));
}
}
...
...
@@ -258,7 +225,7 @@ class NewBehavior extends \yii\base\Behavior
{
public
function
test
()
{
$this
->
owner
->
behaviorCalled
=
true
;
$this
->
owner
->
behaviorCalled
=
true
;
return
2
;
}
}
...
...
@@ -268,6 +235,7 @@ class NewComponent2 extends \yii\base\Component
public
$a
;
public
$b
;
public
$c
;
public
function
__construct
(
$b
,
$c
)
{
$this
->
b
=
$b
;
...
...
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