--- /dev/null
+<?php
+
+/*
+ * This file is part of the Behat Testwork.
+ * (c) Konstantin Kudryashov <ever.zet@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Behat\Testwork\Tester\Runtime;
+
+use Behat\Testwork\Environment\EnvironmentManager;
+use Behat\Testwork\Specification\GroupedSpecificationIterator;
+use Behat\Testwork\Tester\Exercise;
+use Behat\Testwork\Tester\Result\IntegerTestResult;
+use Behat\Testwork\Tester\Result\TestResult;
+use Behat\Testwork\Tester\Result\TestResults;
+use Behat\Testwork\Tester\Result\TestWithSetupResult;
+use Behat\Testwork\Tester\Setup\SuccessfulSetup;
+use Behat\Testwork\Tester\Setup\SuccessfulTeardown;
+use Behat\Testwork\Tester\SuiteTester;
+
+/**
+ * Tester executing exercises in the runtime.
+ *
+ * @author Konstantin Kudryashov <ever.zet@gmail.com>
+ */
+final class RuntimeExercise implements Exercise
+{
+ /**
+ * @var EnvironmentManager
+ */
+ private $envManager;
+ /**
+ * @var SuiteTester
+ */
+ private $suiteTester;
+
+ /**
+ * Initializes tester.
+ *
+ * @param EnvironmentManager $envManager
+ * @param SuiteTester $suiteTester
+ */
+ public function __construct(EnvironmentManager $envManager, SuiteTester $suiteTester)
+ {
+ $this->envManager = $envManager;
+ $this->suiteTester = $suiteTester;
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function setUp(array $iterators, $skip)
+ {
+ return new SuccessfulSetup();
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function test(array $iterators, $skip = false)
+ {
+ $results = array();
+ foreach (GroupedSpecificationIterator::group($iterators) as $iterator) {
+ $environment = $this->envManager->buildEnvironment($iterator->getSuite());
+
+ $setup = $this->suiteTester->setUp($environment, $iterator, $skip);
+ $localSkip = !$setup->isSuccessful() || $skip;
+ $testResult = $this->suiteTester->test($environment, $iterator, $localSkip);
+ $teardown = $this->suiteTester->tearDown($environment, $iterator, $localSkip, $testResult);
+
+ $integerResult = new IntegerTestResult($testResult->getResultCode());
+ $results[] = new TestWithSetupResult($setup, $integerResult, $teardown);
+ }
+
+ return new TestResults($results);
+ }
+
+ /**
+ * {@inheritdoc}
+ */
+ public function tearDown(array $iterators, $skip, TestResult $result)
+ {
+ return new SuccessfulTeardown();
+ }
+}