add test coverage

Author: del02433

app/code/Magento/Catalog/Model/Indexer/Category/Product/TableMaintainer.php

@@ -78,8 +78,7 @@ private function getConnection()
     }
 
     /**
-     * Expose connection so callers can use the same adapter instance
-     * that created temporary tables.
+     * Expose connection so callers can use the same adapter instance that created temporary tables.
      *
      * @return AdapterInterface
      */

app/code/Magento/Indexer/Test/Unit/Model/IndexerTest.php

@@ -245,7 +245,7 @@ public function testReindexAll()
             ->method('load')->with($indexId, 'indexer_id')->willReturnSelf();
         $stateMock->expects($this->never())->method('setIndexerId');
         $stateMock->expects($this->once())->method('getId')->willReturn(1);
-        $stateMock->expects($this->exactly(2))->method('setStatus')->willReturnSelf();
+        $stateMock->expects($this->exactly(3))->method('setStatus')->willReturnSelf();
         $stateMock->expects($this->any())->method('getStatus')->willReturn('idle');
         $stateMock->expects($this->exactly(2))->method('save')->willReturnSelf();
         $this->stateFactoryMock->expects($this->once())->method('create')->willReturn($stateMock);
@@ -286,7 +286,7 @@ public function testReindexAllWithException()
             ->method('load')->with($indexId, 'indexer_id')->willReturnSelf();
         $stateMock->expects($this->never())->method('setIndexerId');
         $stateMock->expects($this->once())->method('getId')->willReturn(1);
-        $stateMock->expects($this->exactly(2))->method('setStatus')->willReturnSelf();
+        $stateMock->expects($this->exactly(3))->method('setStatus')->willReturnSelf();
         $stateMock->expects($this->any())->method('getStatus')->willReturn('idle');
         $stateMock->expects($this->exactly(2))->method('save')->willReturnSelf();
         $this->stateFactoryMock->expects($this->once())->method('create')->willReturn($stateMock);
@@ -332,7 +332,7 @@ public function testReindexAllWithError()
             ->method('load')->with($indexId, 'indexer_id')->willReturnSelf();
         $stateMock->expects($this->never())->method('setIndexerId');
         $stateMock->expects($this->once())->method('getId')->willReturn(1);
-        $stateMock->expects($this->exactly(2))->method('setStatus')->willReturnSelf();
+        $stateMock->expects($this->exactly(3))->method('setStatus')->willReturnSelf();
         $stateMock->expects($this->any())->method('getStatus')->willReturn('idle');
         $stateMock->expects($this->exactly(2))->method('save')->willReturnSelf();
         $this->stateFactoryMock->expects($this->once())->method('create')->willReturn($stateMock);
@@ -418,7 +418,7 @@ function () use (&$indexers) {
             ->method('load')->with($indexId, 'indexer_id')->willReturnSelf();
         $stateMock->expects($this->never())->method('setIndexerId');
         $stateMock->expects($this->once())->method('getId')->willReturn(1);
-        $stateMock->expects($this->exactly(2))->method('setStatus')->willReturnSelf();
+        $stateMock->expects($this->exactly(3))->method('setStatus')->willReturnSelf();
         $stateMock->expects($this->any())->method('getStatus')->willReturn('idle');
         $stateMock->expects($this->exactly(2))->method('save')->willReturnSelf();
         $this->stateFactoryMock->expects($this->once())->method('create')->willReturn($stateMock);