MQE-985: Empty Suite configuration should not generate

 - Adding check for empty suites

Author: aljcalandra

dev/tests/unit/Magento/FunctionalTestFramework/Suite/SuiteGeneratorTest.php

@@ -13,6 +13,7 @@
 use Magento\FunctionalTestingFramework\Suite\Handlers\SuiteObjectHandler;
 use Magento\FunctionalTestingFramework\Suite\Parsers\SuiteDataParser;
 use Magento\FunctionalTestingFramework\Test\Handlers\TestObjectHandler;
+use Magento\FunctionalTestingFramework\Test\Util\TestObjectExtractor;
 use Magento\FunctionalTestingFramework\Test\Parsers\TestDataParser;
 use Magento\FunctionalTestingFramework\Util\Manifest\DefaultTestManifest;
 use PHPUnit\Framework\TestCase;
@@ -87,6 +88,30 @@ public function testGenerateAllSuites()
         $this->expectOutputString("Suite basicTestSuite generated to _generated/basicTestSuite." . PHP_EOL);
     }
 
+    /**
+     * Tests attempting to generate a suite with no included/excluded tests and no hooks
+     * @throws \Exception
+     */
+    public function testGenerateEmptySuite()
+    {
+        $suiteDataArrayBuilder = new SuiteDataArrayBuilder();
+        $mockData = $suiteDataArrayBuilder
+            ->withName('basicTestSuite')
+            ->build();
+        unset($mockData['suites']['basicTestSuite'][TestObjectExtractor::TEST_BEFORE_HOOK]);
+        unset($mockData['suites']['basicTestSuite'][TestObjectExtractor::TEST_AFTER_HOOK]);
+
+        $mockTestData = null;
+        $this->setMockTestAndSuiteParserOutput($mockTestData, $mockData);
+
+        // set expected error message
+        $this->expectExceptionMessage("Suites must not be empty. Suite: \"basicTestSuite\"");
+
+        // parse and generate suite object with mocked data
+        $mockSuiteGenerator = SuiteGenerator::getInstance();
+        $mockSuiteGenerator->generateSuite("basicTestSuite");
+    }
+
     /**
      * Function used to set mock for parser return and force init method to run between tests.
      *

src/Magento/FunctionalTestingFramework/Suite/Util/SuiteObjectExtractor.php

@@ -88,11 +88,6 @@ public function parseSuiteDataIntoObjects($parsedSuiteData)
             $includeTests = $this->extractTestObjectsFromSuiteRef($groupTestsToInclude);
             $excludeTests = $this->extractTestObjectsFromSuiteRef($groupTestsToExclude);
 
-            // add all test if include tests is completely empty
-            if (empty($includeTests)) {
-                $includeTests = TestObjectHandler::getInstance()->getAllObjects();
-            }
-
             // parse any object hooks
             if (array_key_exists(TestObjectExtractor::TEST_BEFORE_HOOK, $parsedSuite)) {
                 $suiteHooks[TestObjectExtractor::TEST_BEFORE_HOOK] = $testHookObjectExtractor->extractHook(
@@ -108,12 +103,31 @@ public function parseSuiteDataIntoObjects($parsedSuiteData)
                     $parsedSuite[TestObjectExtractor::TEST_AFTER_HOOK]
                 );
             }
+
             if (count($suiteHooks) == 1) {
                 throw new XmlException(sprintf(
                     "Suites that contain hooks must contain both a 'before' and an 'after' hook. Suite: \"%s\"",
                     $parsedSuite[self::NAME]
                 ));
             }
+            // check if suite hooks are empty/not included and there are no included tests/groups/modules
+            $noHooks = count($suiteHooks) == 0 ||
+                (
+                    empty($suiteHooks['before']->getActions()) &&
+                    empty($suiteHooks['after']->getActions())
+                );
+            // if suite body is empty throw error
+            if ($noHooks && empty($includeTests) && empty($excludeTests)) {
+                throw new XmlException(sprintf(
+                    "Suites must not be empty. Suite: \"%s\"",
+                    $parsedSuite[self::NAME]
+                ));
+            }
+
+            // add all test if include tests is completely empty
+            if (empty($includeTests)) {
+                $includeTests = TestObjectHandler::getInstance()->getAllObjects();
+            }
 
             // create the new suite object
             $suiteObjects[$parsedSuite[self::NAME]] = new SuiteObject(