Did you create the table using mockConn.tableOperations().create()?
On Tue, Sep 25, 2012 at 8:47 AM, Joe Berk <[email protected]> wrote: > Hello, > > > > I am trying to write JUnit tests for Accumulo and I keep running into > dead-ends with the “Mock” classes. > > > > /* > > * So, the following lines are how I would traditionally establish an > instance to perform Accumulo reads or writes > > */ > > > > Instance zooInstance = new ZooKeeperInstance( InstanceName, > ZooServers); > > Connector connector = zooInstance.getConnector(UserName, > PassWord); > > > > > > > > /* > > * The following lines would be how I would perform a write to Accumulo > > */ > > > > BatchWriter batchWriter = configuration.getBatchWriter(); > > Mutation videoMutation = new Mutation(new Text( RowId )); > > > > videoMutation.put(ColumnFamily, ColumnQualifer, Value ); > > > > batchWriter.addMutation(videoMutation); > > batchWriter.flush(); > > batchWriter.close(); > > > > > > > > /* > > * The following lines would be how I would perform a read from Accumulo > > */ > > > > Authorizations authorizations = new Authorizations(); > > Scanner scanner = connector.createScanner(TableName, > authorizations); > > > > scanner.setRange(new Range(RowId)); > > scanner.fetchColumnFamily(columnFamily); > > > > Iterator<Entry<Key,Value>> iterator = scanner.iterator(); > > > > > > > > > > So, I tried to repeat this process, but substituted: > > > > MockInstance instance = new MockInstance() > > Or > > Instance instance = new MockInstance(); > > > > and everything works great until I attempt to addMutation(videoMutation). > That throws a NullPointerException. > > > > I’ve also tried to use the MockConnector & even MockBatchWriter classes, but > have not had any success. > > > > I would really appreciate any help you could provide. > > > > > > Best Regards, > > > > Josh
