Add Helper implementation.
This commit is contained in:
Justin Hileman
@@ -0,0 +1,156 @@
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<?php
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/*
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* This file is part of Mustache.php.
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*
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* (c) 2012 Justin Hileman
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Mustache\Test;
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use Mustache\HelperCollection;
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class HelperCollectionTest extends \PHPUnit_Framework_TestCase {
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public function testConstructor() {
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$foo = function() { echo 'foo'; };
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$bar = 'BAR';
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$helpers = new HelperCollection(array(
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'foo' => $foo,
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'bar' => $bar,
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));
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$this->assertSame($foo, $helpers->get('foo'));
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$this->assertSame($bar, $helpers->get('bar'));
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}
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public function testAccessorsAndMutators() {
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$foo = function() { echo 'foo'; };
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$bar = 'BAR';
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$helpers = new HelperCollection;
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$this->assertTrue($helpers->isEmpty());
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$this->assertFalse($helpers->has('foo'));
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$this->assertFalse($helpers->has('bar'));
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$helpers->add('foo', $foo);
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$this->assertFalse($helpers->isEmpty());
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$this->assertTrue($helpers->has('foo'));
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$this->assertFalse($helpers->has('bar'));
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$helpers->add('bar', $bar);
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$this->assertFalse($helpers->isEmpty());
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$this->assertTrue($helpers->has('foo'));
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$this->assertTrue($helpers->has('bar'));
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$helpers->remove('foo');
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$this->assertFalse($helpers->isEmpty());
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$this->assertFalse($helpers->has('foo'));
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$this->assertTrue($helpers->has('bar'));
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}
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public function testMagicMethods() {
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$foo = function() { echo 'foo'; };
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$bar = 'BAR';
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$helpers = new HelperCollection;
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$this->assertTrue($helpers->isEmpty());
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$this->assertFalse($helpers->has('foo'));
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$this->assertFalse($helpers->has('bar'));
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$this->assertFalse(isset($helpers->foo));
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$this->assertFalse(isset($helpers->bar));
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$helpers->foo = $foo;
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$this->assertFalse($helpers->isEmpty());
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$this->assertTrue($helpers->has('foo'));
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$this->assertFalse($helpers->has('bar'));
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$this->assertTrue(isset($helpers->foo));
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$this->assertFalse(isset($helpers->bar));
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$helpers->bar = $bar;
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$this->assertFalse($helpers->isEmpty());
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$this->assertTrue($helpers->has('foo'));
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$this->assertTrue($helpers->has('bar'));
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$this->assertTrue(isset($helpers->foo));
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$this->assertTrue(isset($helpers->bar));
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unset($helpers->foo);
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$this->assertFalse($helpers->isEmpty());
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$this->assertFalse($helpers->has('foo'));
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$this->assertTrue($helpers->has('bar'));
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$this->assertFalse(isset($helpers->foo));
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$this->assertTrue(isset($helpers->bar));
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}
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/**
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* @dataProvider getInvalidHelperArguments
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*/
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public function testHelperCollectionIsntAfraidToThrowExceptions($helpers = array(), $actions = array(), $exception = null) {
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if ($exception) {
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$this->setExpectedException($exception);
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}
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$helpers = new HelperCollection($helpers);
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foreach ($actions as $method => $args) {
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call_user_func_array(array($helpers, $method), $args);
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}
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}
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public function getInvalidHelperArguments() {
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return array(
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array(
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'not helpers',
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array(),
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'\InvalidArgumentException',
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),
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array(
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array(),
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array('get' => array('foo')),
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'\InvalidArgumentException',
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),
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array(
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array('foo' => 'FOO'),
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array('get' => array('foo')),
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null,
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),
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array(
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array('foo' => 'FOO'),
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array('get' => array('bar')),
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'\InvalidArgumentException',
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),
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array(
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array('foo' => 'FOO'),
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array(
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'add' => array('bar', 'BAR'),
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'get' => array('bar'),
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),
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null,
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),
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array(
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array('foo' => 'FOO'),
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array(
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'get' => array('foo'),
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'remove' => array('foo'),
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),
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null,
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),
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array(
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array('foo' => 'FOO'),
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array(
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'remove' => array('foo'),
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'get' => array('foo'),
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),
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'\InvalidArgumentException',
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),
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array(
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array(),
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array('remove' => array('foo')),
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'\InvalidArgumentException',
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),
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);
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}
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}
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@@ -43,6 +43,10 @@ class MustacheTest extends \PHPUnit_Framework_TestCase {
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'partials' => array(
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'foo' => '{{ foo }}',
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),
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'helpers' => array(
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'foo' => function() { return 'foo'; },
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'bar' => 'BAR',
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),
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'charset' => 'ISO-8859-1',
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));
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@@ -51,6 +55,9 @@ class MustacheTest extends \PHPUnit_Framework_TestCase {
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$this->assertEquals('{{ foo }}', $partialsLoader->load('foo'));
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$this->assertContains('__whot__', $mustache->getTemplateClassName('{{ foo }}'));
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$this->assertEquals('ISO-8859-1', $mustache->getCharset());
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$this->assertTrue($mustache->hasHelper('foo'));
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$this->assertTrue($mustache->hasHelper('bar'));
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$this->assertFalse($mustache->hasHelper('baz'));
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}
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public function testRender() {
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@@ -144,6 +151,49 @@ class MustacheTest extends \PHPUnit_Framework_TestCase {
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$mustache->setPartials(array('foo' => '{{ foo }}'));
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}
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public function testHelpers() {
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$foo = function() { return 'foo'; };
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$bar = 'BAR';
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$mustache = new Mustache(array('helpers' => array(
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'foo' => $foo,
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'bar' => $bar,
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)));
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$helpers = $mustache->getHelpers();
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$this->assertTrue($mustache->hasHelper('foo'));
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$this->assertTrue($mustache->hasHelper('bar'));
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$this->assertTrue($helpers->has('foo'));
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$this->assertTrue($helpers->has('bar'));
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$this->assertSame($foo, $mustache->getHelper('foo'));
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$this->assertSame($bar, $mustache->getHelper('bar'));
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$mustache->removeHelper('bar');
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$this->assertFalse($mustache->hasHelper('bar'));
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$mustache->addHelper('bar', $bar);
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$this->assertSame($bar, $mustache->getHelper('bar'));
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$baz = function($text) { return '__'.$text.'__'; };
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$this->assertFalse($mustache->hasHelper('baz'));
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$this->assertFalse($helpers->has('baz'));
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$mustache->addHelper('baz', $baz);
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$this->assertTrue($mustache->hasHelper('baz'));
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$this->assertTrue($helpers->has('baz'));
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// ... and a functional test
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$tpl = $mustache->loadTemplate('{{foo}} - {{bar}} - {{#baz}}qux{{/baz}}');
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$this->assertEquals('foo - BAR - __qux__', $tpl->render());
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$this->assertEquals('foo - BAR - __qux__', $tpl->render(array('qux' => "won't mess things up")));
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}
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/**
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* @expectedException \InvalidArgumentException
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*/
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public function testSetHelpersThrowsExceptions() {
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$mustache = new Mustache;
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$mustache->setHelpers('monkeymonkeymonkey');
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}
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private static function rmdir($path) {
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$path = rtrim($path, '/').'/';
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$handle = opendir($path);
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