MAGETWO-35078: Code Coverage for Unit Tests build is broken

- eliminate @Covers annotations with nonexistent methods

Author: orlangur

dev/tests/static/framework/autoload.php

@@ -9,5 +9,11 @@
 $testsBaseDir = $baseDir . '/dev/tests/static';
 $autoloadWrapper = \Magento\Framework\Autoload\AutoloaderRegistry::getAutoloader();
 $autoloadWrapper->addPsr4('Magento\\', $testsBaseDir . '/testsuite/Magento/');
-$autoloadWrapper->addPsr4('Magento\\TestFramework\\', $testsBaseDir . '/framework/Magento/TestFramework/');
+$autoloadWrapper->addPsr4(
+    'Magento\\TestFramework\\',
+    [
+        $testsBaseDir . '/framework/Magento/TestFramework/',
+        $testsBaseDir . '/../integration/framework/Magento/TestFramework/',
+    ]
+);
 $autoloadWrapper->addPsr4('Magento\\', $baseDir . '/var/generation/Magento/');

dev/tests/static/testsuite/Magento/Test/Integrity/ClassesTest.php

@@ -557,7 +557,9 @@ public function testCoversAnnotation()
             }
         }
         if ($errors) {
-            $this->fail(implode(PHP_EOL, $errors));
+            $this->fail('Nonexistent classes/methods were found in @covers annotations: ' . PHP_EOL
+                . implode(PHP_EOL, $errors)
+            );
         }
     }
 
@@ -567,8 +569,7 @@ public function testCoversAnnotation()
      */
     private function isNonexistentEntityCovered($matches)
     {
-        return (!empty($matches[2]) && !class_exists($matches[2])
-            || !empty($matches[4]) && !method_exists($matches[2], $matches[4]))
-            && strpos($matches[2], 'Magento\TestFramework') === false; // not autoloaded currently
+        return !empty($matches[2]) && !class_exists($matches[2])
+            || !empty($matches[4]) && !method_exists($matches[2], $matches[4]);
     }
 }