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ChainActivatorTest.php
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ChainActivatorTest.php
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<?php
namespace Flagception\Tests\Activator;
use Flagception\Activator\ArrayActivator;
use Flagception\Activator\ChainActivator;
use Flagception\Activator\FeatureActivatorInterface;
use Flagception\Exception\AlreadyDefinedException;
use Flagception\Model\Context;
use PHPUnit\Framework\TestCase;
/**
* Class ChainActivatorTest
*
* @author Michel Chowanski <chowanski@bestit-online.de>
* @package Flagception\Tests\Activator
*/
class ChainActivatorTest extends TestCase
{
/**
* Test implement interface
*
* @return void
*/
public function testImplementInterface()
{
static::assertInstanceOf(FeatureActivatorInterface::class, new ChainActivator());
}
/**
* Test name
*
* @return void
*/
public function testName()
{
$activator = new ChainActivator();
static::assertEquals('chain', $activator->getName());
}
/**
* Test with empty array
*
* @return void
*/
public function testWithEmptyArray()
{
$activator = new ChainActivator();
static::assertFalse($activator->isActive('feature_abc', new Context()));
}
/**
* Test that chain will be breake if one activator returns true
*
* @return void
*/
public function testBreakCheck()
{
$activator = new ChainActivator();
$activator->add($firstActivator = $this->createMock(FeatureActivatorInterface::class));
$activator->add($secondActivator = $this->createMock(FeatureActivatorInterface::class));
$firstActivator
->expects(static::once())
->method('isActive')
->willReturn(true);
$secondActivator
->expects(static::never())
->method('isActive');
static::assertTrue($activator->isActive('feature_abc', new Context()));
}
/**
* Test chain activators and order
*
* @return void
*/
public function testChainOrder()
{
$activator = new ChainActivator();
$activator->add($firstActivator = $this->createMock(FeatureActivatorInterface::class));
$activator->add($secondActivator = $this->createMock(FeatureActivatorInterface::class));
$activator->add($thirdActivator = $this->createMock(FeatureActivatorInterface::class));
$firstActivator
->expects(static::once())
->method('isActive')
->willReturn(false);
$secondActivator
->expects(static::once())
->method('isActive')
->willReturn(false);
$thirdActivator
->expects(static::once())
->method('isActive')
->willReturn(true);
static::assertTrue($activator->isActive('feature_abc', new Context()));
}
/**
* Test add and get activators
*
* @return void
*/
public function testAddAndGet()
{
$decorator = new ChainActivator();
$decorator->add($fakeActivator1 = new ArrayActivator());
$decorator->add($fakeActivator2 = new ArrayActivator([]));
// Should be the same sorting
static::assertSame($fakeActivator1, $decorator->getActivators()[0]);
static::assertSame($fakeActivator2, $decorator->getActivators()[1]);
}
/**
* Test match all strategy
*
* @return void
*/
public function testMatchAllStrategy()
{
$activator = new ChainActivator(ChainActivator::STRATEGY_ALL_MATCH);
$activator->add($firstActivator = $this->createMock(FeatureActivatorInterface::class));
$activator->add($secondActivator = $this->createMock(FeatureActivatorInterface::class));
$activator->add($thirdActivator = $this->createMock(FeatureActivatorInterface::class));
$firstActivator
->expects(static::once())
->method('isActive')
->willReturn(true);
$secondActivator
->expects(static::once())
->method('isActive')
->willReturn(true);
$thirdActivator
->expects(static::once())
->method('isActive')
->willReturn(true);
static::assertTrue($activator->isActive('feature_abc', new Context()));
}
/**
* Test match all strategy break as soon as possible
*
* @return void
*/
public function testMatchAllStrategyBreakChain()
{
$activator = new ChainActivator(ChainActivator::STRATEGY_ALL_MATCH);
$activator->add($firstActivator = $this->createMock(FeatureActivatorInterface::class));
$activator->add($secondActivator = $this->createMock(FeatureActivatorInterface::class));
$activator->add($thirdActivator = $this->createMock(FeatureActivatorInterface::class));
$firstActivator
->expects(static::once())
->method('isActive')
->willReturn(true);
$secondActivator
->expects(static::once())
->method('isActive')
->willReturn(false);
$thirdActivator
->expects(static::never())
->method('isActive');
static::assertFalse($activator->isActive('feature_abc', new Context()));
}
/**
* Test match all strategy
*
* @return void
*
* @throws AlreadyDefinedException
*/
public function testContextOverrideStrategy()
{
$activator = new ChainActivator(ChainActivator::STRATEGY_FIRST_MATCH);
$activator->add($firstActivator = $this->createMock(FeatureActivatorInterface::class));
$activator->add($secondActivator = $this->createMock(FeatureActivatorInterface::class));
$activator->add($thirdActivator = $this->createMock(FeatureActivatorInterface::class));
$firstActivator
->expects(static::once())
->method('isActive')
->willReturn(true);
$secondActivator
->expects(static::once())
->method('isActive')
->willReturn(true);
$thirdActivator
->expects(static::once())
->method('isActive')
->willReturn(true);
$context = new Context();
$context->add('chain_strategy', ChainActivator::STRATEGY_ALL_MATCH);
static::assertTrue($activator->isActive('feature_abc', $context));
}
/**
* Test public constants
*
* @return void
*/
public function testConstants()
{
static::assertEquals(1, ChainActivator::STRATEGY_FIRST_MATCH);
static::assertEquals(2, ChainActivator::STRATEGY_ALL_MATCH);
static::assertEquals('chain_strategy', ChainActivator::CONTEXT_STRATEGY_NAME);
}
}