/*
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *  See the NOTICE file distributed with this work for additional
 *  information regarding copyright ownership.
 */

package org.seaborne.dboe.index.bplustree ;

import org.junit.AfterClass ;
import org.junit.BeforeClass ;
import org.seaborne.dboe.index.RangeIndex ;
import org.seaborne.dboe.index.test.AbstractTestRangeIndex ;
import org.seaborne.dboe.sys.SystemIndex ;
import org.seaborne.dboe.test.RecordLib ;

public class TestBPlusTree extends AbstractTestRangeIndex {
    static boolean originalNullOut ;

    @BeforeClass
    static public void beforeClass() {
        BPlusTreeParams.CheckingNode = true ;
        // BPlusTreeParams.CheckingTree = true ; // Breaks with block tracking.
        originalNullOut = SystemIndex.getNullOut() ;
        SystemIndex.setNullOut(true) ;
    }

    @AfterClass
    static public void afterClass() {
        SystemIndex.setNullOut(originalNullOut) ;
    }

    @Override
    protected RangeIndex makeRangeIndex(int order, int minRecords) {
        BPlusTree bpt = BPlusTreeFactory.makeMem(order, minRecords, RecordLib.TestRecordLength, 0) ;
        if ( false ) {
            // Breaks with CheckingTree = true ; because they deep reads the
            // tree.
            BPlusTreeParams.CheckingNode = true ;
            BPlusTreeParams.CheckingTree = false ;
            bpt = BPlusTreeFactory.addTracking(bpt) ;
        }
        return bpt ;
    }
}

@@ -1665,20 +1665,19 @@
    if ( 
-fals
+tru
 e ) %7B%0A  
@@ -1689,27 +1689,26 @@
      // 
-Breaks with
+Can't have
  Checkin
@@ -1724,58 +1724,111 @@
 rue 
-; because they deep reads the%0A            // tree.
+and tracking because deep checks%0A            // cause block reads which aren't released (maybe shared) 
 %0A   
@@ -1924,16 +1924,52 @@
  false ;
+  // And very slow esp test_clear_07
 %0A       

Enable checking.