/**
* @test
*/
public function it_should_return_false_if_the_expression_does_not_return_boolean()
{
$condition = new ExpressionCondition('user["tags"]', $this->language);
$context = new Context();
$context->set('user', array('active' => true, 'tags' => array('symfony2', 'qandidate')));
$this->assertFalse($condition->holdsFor($context));
}
/**
* @test
* @dataProvider valueAvailable
*/
public function it_returns_whether_it_operator_holds_for_the_value_if_available($value, $expected)
{
$condition = new OperatorCondition('age', new GreaterThan(42));
$context = new Context();
$context->set('age', $value);
$this->assertEquals($expected, $condition->holdsFor($context));
}
public function active($featureName = null, $attributes = [])
{
if (!$featureName) {
throw new QandidateException("Feature name must not be empty");
}
if (!is_array($attributes)) {
throw new QandidateException("Attribute must be an instance of array");
}
$this->getToggleConditions($featureName);
$conditionCollection = [];
foreach ($this->conditions as $condition) {
$class = $this->convertStringToClass($condition->operator);
if ('Qandidate\\Toggle\\Operator\\InSet' === $class) {
$value = [$condition->value];
} else {
$value = $condition->value;
}
$operator = new $class($value);
$conditionCollection[] = new OperatorCondition($condition->key, $operator);
}
$toggle = new Toggle('toggling', $conditionCollection);
$constName = $this->convertStringToConstant($this->toggle->status);
if ('INACTIVE' === $constName) {
$toggle->deactivate();
} else {
$toggle->activate(constant('Qandidate\\Toggle\\Toggle::' . $constName));
}
$this->manager->add($toggle);
$context = new Context();
foreach ($attributes as $key => $value) {
$context->set($key, $value);
}
return $this->manager->active('toggling', $context);
}
/**
* @return Context
*/
public function createContext()
{
$context = new Context();
$token = $this->tokenStorage->getIdentity();
if (null !== $token) {
$context->set('username', $this->tokenStorage->getIdentity());
}
return $context;
}
<?php
require_once __DIR__ . '/../vendor/autoload.php';
use Qandidate\Toggle\Context;
use Qandidate\Toggle\ToggleManager;
use Qandidate\Toggle\Serializer\InMemoryCollectionSerializer;
// Array value
$data = array('some-feature' => array('name' => 'toggling', 'conditions' => array(array('name' => 'operator-condition', 'key' => 'user_id', 'operator' => array('name' => 'greater-than', 'value' => 41))), 'status' => 'conditionally-active'));
// Create the ToggleManager
$serializer = new InMemoryCollectionSerializer();
$collection = $serializer->deserialize($data);
$manager = new ToggleManager($collection);
// Create and check a new context for a user with id 42
$context = new Context();
$context->set('user_id', 42);
var_dump($manager->active('some-feature', $context));
// true
// Create and check a new context for a user with id 21
$context = new Context();
$context->set('user_id', 21);
var_dump($manager->active('some-feature', $context));
// false
<?php
require_once __DIR__ . '/../vendor/autoload.php';
use Qandidate\Toggle\Context;
use Qandidate\Toggle\Operator\LessThan;
use Qandidate\Toggle\OperatorCondition;
use Qandidate\Toggle\Toggle;
use Qandidate\Toggle\ToggleCollection\InMemoryCollection;
use Qandidate\Toggle\ToggleManager;
// Create the ToggleManager
$manager = new ToggleManager(new InMemoryCollection());
// A toggle that will be active is the user id is less than 42
$operator = new LessThan(42);
$condition = new OperatorCondition('user_id', $operator);
$toggle = new Toggle('toggling', array($condition));
// Add the toggle to the manager
$manager->add($toggle);
// Create and check a new context for a user with id 42
$context = new Context();
$context->set('user_id', 42);
var_dump($manager->active('toggling', $context));
// false
// Create and check a new context for a user with id 21
$context = new Context();
$context->set('user_id', 21);
var_dump($manager->active('toggling', $context));
// true
private function createContext(array $properties)
{
$context = new Context();
foreach ($properties as $key => $value) {
$context->set($key, $value);
}
return $context;
}
/**
* @test
*/
public function it_does_not_have_a_value_that_was_never_set()
{
$context = new Context();
$this->assertFalse($context->has('foo'));
}
/**
* @inheritdoc
*/
public function holdsFor(Context $context)
{
return $this->language->evaluate($this->expression, $context->toArray()) === true;
}
<?php
require_once __DIR__ . '/../vendor/autoload.php';
use Qandidate\Toggle\Context;
use Qandidate\Toggle\ExpressionCondition;
use Qandidate\Toggle\Toggle;
use Qandidate\Toggle\ToggleCollection\InMemoryCollection;
use Qandidate\Toggle\ToggleManager;
use Symfony\Component\ExpressionLanguage\ExpressionLanguage;
// Create the ToggleManager
$manager = new ToggleManager(new InMemoryCollection());
// Create and check a new context and condition using symfony expression
$context = new Context();
$context->set('user', array('active' => true, 'tags' => array('symfony2', 'qandidate')));
$context->set('product', array('price' => 30));
$language = new ExpressionLanguage();
$expression = new ExpressionCondition('user["active"] and product["price"] / 100 >= 0.2', $language);
$toggle = new Toggle('sf-toggling', array($expression));
$manager->add($toggle);
var_dump($manager->active('sf-toggling', $context));
// true
