Steve Loughran created HADOOP-19650:
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             Summary: ABFS: NPE when close() called on uninitialized filesystem
                 Key: HADOOP-19650
                 URL: https://issues.apache.org/jira/browse/HADOOP-19650
             Project: Hadoop Common
          Issue Type: Bug
          Components: fs/azure
    Affects Versions: 3.4.2
            Reporter: Steve Loughran


code
{code}
  public void testABFSConstructor() throws Throwable {
    new AzureBlobFileSystem().close();
  }
{code}

stack
{code}
[ERROR] org.apache.hadoop.validator.TestRuntimeValid.testABFSConstructor -- 
Time elapsed: 0.003 s <<< ERROR!
java.lang.NullPointerException: Cannot invoke 
"org.apache.hadoop.fs.azurebfs.AzureBlobFileSystemStore.getClient()" because 
"this.abfsStore" is null
        at 
org.apache.hadoop.fs.azurebfs.AzureBlobFileSystem.close(AzureBlobFileSystem.java:800)
        at 
org.apache.hadoop.validator.TestRuntimeValid.testABFSConstructor(TestRuntimeValid.java:49)
{code}






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