Drop any left overs that are there before index population in the index

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neo4j · Mar 27, 2018 · a540008 · a540008
1 parent 640d7e6
commit a540008
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diff --git a/.../kernel/src/main/java/org/neo4j/kernel/impl/index/schema/fusion/FusionIndexPopulator.java b/.../kernel/src/main/java/org/neo4j/kernel/impl/index/schema/fusion/FusionIndexPopulator.java
@@ -49,6 +49,7 @@ class FusionIndexPopulator extends FusionIndexBase<IndexPopulator> implements In
     @Override
     public void create() throws IOException
     {
+        dropAction.drop( indexId );
         forAll( IndexPopulator::create, instances );
     }
 

diff --git a/...nel/src/test/java/org/neo4j/kernel/impl/index/schema/fusion/FusionIndexPopulatorTest.java b/...nel/src/test/java/org/neo4j/kernel/impl/index/schema/fusion/FusionIndexPopulatorTest.java
@@ -145,6 +145,14 @@ public void createMustCreateAll() throws Exception
         }
     }
 
+    @Test
+    public void createRemoveAnyLeftOversThatWasThereInIndexDirectoryBeforePopulation() throws IOException
+    {
+        fusionIndexPopulator.create();
+
+        verify( dropAction ).drop( indexId );
+    }
+
     @Test
     public void createMustThrowIfAnyThrow() throws Exception
     {