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Add Helper implementation.

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This commit is contained in:
Justin Hileman
2012-03-14 17:49:38 -07:00
parent 50b3594458
commit ba75d746e1
5 changed files with 487 additions and 1 deletions
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test/Mustache/Test/HelperCollectionTest.php
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<?php
/*
* This file is part of Mustache.php.
*
* (c) 2012 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Mustache\Test;
use Mustache\HelperCollection;
class HelperCollectionTest extends \PHPUnit_Framework_TestCase {
public function testConstructor() {
$foo = function() { echo 'foo'; };
$bar = 'BAR';
$helpers = new HelperCollection(array(
'foo' => $foo,
'bar' => $bar,
));
$this->assertSame($foo, $helpers->get('foo'));
$this->assertSame($bar, $helpers->get('bar'));
}
public function testAccessorsAndMutators() {
$foo = function() { echo 'foo'; };
$bar = 'BAR';
$helpers = new HelperCollection;
$this->assertTrue($helpers->isEmpty());
$this->assertFalse($helpers->has('foo'));
$this->assertFalse($helpers->has('bar'));
$helpers->add('foo', $foo);
$this->assertFalse($helpers->isEmpty());
$this->assertTrue($helpers->has('foo'));
$this->assertFalse($helpers->has('bar'));
$helpers->add('bar', $bar);
$this->assertFalse($helpers->isEmpty());
$this->assertTrue($helpers->has('foo'));
$this->assertTrue($helpers->has('bar'));
$helpers->remove('foo');
$this->assertFalse($helpers->isEmpty());
$this->assertFalse($helpers->has('foo'));
$this->assertTrue($helpers->has('bar'));
}
public function testMagicMethods() {
$foo = function() { echo 'foo'; };
$bar = 'BAR';
$helpers = new HelperCollection;
$this->assertTrue($helpers->isEmpty());
$this->assertFalse($helpers->has('foo'));
$this->assertFalse($helpers->has('bar'));
$this->assertFalse(isset($helpers->foo));
$this->assertFalse(isset($helpers->bar));
$helpers->foo = $foo;
$this->assertFalse($helpers->isEmpty());
$this->assertTrue($helpers->has('foo'));
$this->assertFalse($helpers->has('bar'));
$this->assertTrue(isset($helpers->foo));
$this->assertFalse(isset($helpers->bar));
$helpers->bar = $bar;
$this->assertFalse($helpers->isEmpty());
$this->assertTrue($helpers->has('foo'));
$this->assertTrue($helpers->has('bar'));
$this->assertTrue(isset($helpers->foo));
$this->assertTrue(isset($helpers->bar));
unset($helpers->foo);
$this->assertFalse($helpers->isEmpty());
$this->assertFalse($helpers->has('foo'));
$this->assertTrue($helpers->has('bar'));
$this->assertFalse(isset($helpers->foo));
$this->assertTrue(isset($helpers->bar));
}
/**
* @dataProvider getInvalidHelperArguments
*/
public function testHelperCollectionIsntAfraidToThrowExceptions($helpers = array(), $actions = array(), $exception = null) {
if ($exception) {
$this->setExpectedException($exception);
}
$helpers = new HelperCollection($helpers);
foreach ($actions as $method => $args) {
call_user_func_array(array($helpers, $method), $args);
}
}
public function getInvalidHelperArguments() {
return array(
array(
'not helpers',
array(),
'\InvalidArgumentException',
),
array(
array(),
array('get' => array('foo')),
'\InvalidArgumentException',
),
array(
array('foo' => 'FOO'),
array('get' => array('foo')),
null,
),
array(
array('foo' => 'FOO'),
array('get' => array('bar')),
'\InvalidArgumentException',
),
array(
array('foo' => 'FOO'),
array(
'add' => array('bar', 'BAR'),
'get' => array('bar'),
),
null,
),
array(
array('foo' => 'FOO'),
array(
'get' => array('foo'),
'remove' => array('foo'),
),
null,
),
array(
array('foo' => 'FOO'),
array(
'remove' => array('foo'),
'get' => array('foo'),
),
'\InvalidArgumentException',
),
array(
array(),
array('remove' => array('foo')),
'\InvalidArgumentException',
),
);
}
}