MAGETWO-87555: Test coverage for critical logic

- codestyle fixes

Author: rganin

setup/src/Magento/Setup/Model/Patch/PatchApplier.php

@@ -164,7 +164,7 @@ public function applyDataPatch($moduleName = null)
             }
             if ($dataPatch instanceof NonTransactionableInterface) {
                 $dataPatch->apply();
-                $this->patchHistory->fixPatch($dataPatch);
+                $this->patchHistory->fixPatch(get_class($dataPatch));
             } else {
                 try {
                     $this->moduleDataSetup->getConnection()->beginTransaction();

setup/src/Magento/Setup/Test/Unit/Model/Patch/PatchApplierTest.php

@@ -366,7 +366,7 @@ public function testNonTransactionablePatch()
         $this->connectionMock->expects($this->never())->method('beginTransaction');
         $this->connectionMock->expects($this->never())->method('commit');
         $this->connectionMock->expects($this->never())->method('rollback');
-        $this->patchHistoryMock->expects($this->once())->method('fixPatch')->with($patch1);
+        $this->patchHistoryMock->expects($this->once())->method('fixPatch')->with(get_class($patch1));
         $this->objectManagerMock->expects($this->any())->method('create')->willReturnMap(
             [
                 [