fix test names for gherkin tests (via #71)

Author: DolgushinG

src/Yandex/Allure/Codeception/AllureCodeception.php

@@ -252,7 +252,7 @@ private function buildTestName($test) {
                 $testName .= ' with data set #' . $this->testInvocations[$testFullName];
             }
         } else if($test instanceof Gherkin) {
-            $testName = $test->getMetadata()->getFeature();
+            $testName = $test->getFeatureNode()->getTitle();
         }
         return $testName;
     }
@@ -394,6 +394,11 @@ public function testEnd(TestEvent $testEvent)
             foreach ($artifacts as $name => $artifact) {
                 Allure::lifecycle()->fire(new AddAttachmentEvent($artifact, $name, null));
             }
+        } elseif (version_compare(Codecept::VERSION, '3.0.0') > -1 && $testEvent->getTest() instanceof Gherkin) {
+            $artifacts = $testEvent->getTest()->getMetadata()->getReports();
+            foreach ($artifacts as $name => $artifact) {
+                Allure::lifecycle()->fire(new AddAttachmentEvent($artifact, $name, null));
+            }
         }
         $this->getLifecycle()->fire(new TestCaseFinishedEvent());
     }