/**
Copyright (C) SYSTAP, LLC DBA Blazegraph 2006-2016. All rights reserved.
Contact:
SYSTAP, LLC DBA Blazegraph
2501 Calvert ST NW #106
Washington, DC 20008
licenses@blazegraph.com
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.bigdata.btree.raba;
import junit.framework.TestCase2;
/**
* Test suite for {@link SubRangeRaba}.
*
* @author bryan
* @see BLZG-1537 (Schedule more IOs when loading data)
*/
public class TestSubRangeRaba extends TestCase2 {
public TestSubRangeRaba() {
}
public TestSubRangeRaba(String name) {
super(name);
}
public void test_subRangeRaba_constructor_correctRejection_01()
{
final byte[][] keys = new byte[5][];
int i = 0;
keys[i++] = new byte[]{5}; // offset := 0, insert before := -1
keys[i++] = new byte[]{7}; // offset := 1, insert before := -2
keys[i++] = new byte[]{9}; // offset := 2, insert before := -3
keys[i++] = new byte[]{11}; // offset := 3, insert before := -4
keys[i++] = new byte[]{13}; // offset := 4, insert before := -5
// insert after := -6
int nkeys = 5;
final MutableKeyBuffer delegate = new MutableKeyBuffer(nkeys, keys);
// null delegate
try {
new SubRangeRaba(null/*delegate*/, 0/* fromIndex */, 5/* toIndex */);
fail();
} catch (IllegalArgumentException ex) {
// ignore expected exception.
}
// fromIndex is negative.
try {
new SubRangeRaba(delegate, -1/* fromIndex */, 5/* toIndex */);
fail();
} catch (IllegalArgumentException ex) {
// ignore expected exception.
}
// toIndex GT size()
try {
new SubRangeRaba(delegate, 0/* fromIndex */, 6/* toIndex */);
fail();
} catch (IllegalArgumentException ex) {
// ignore expected exception.
}
// fromIndex == toIndex
try {
new SubRangeRaba(delegate, 4/* fromIndex */, 4/* toIndex */);
fail();
} catch (IllegalArgumentException ex) {
// ignore expected exception.
}
// fromIndex GT toIndex
try {
new SubRangeRaba(delegate, 2/* fromIndex */, 1/* toIndex */);
fail();
} catch (IllegalArgumentException ex) {
// ignore expected exception.
}
}
public void test_subRangeRaba_01()
{
final byte[][] keys = new byte[5][];
int i = 0;
keys[i++] = new byte[]{5}; // offset := 0, insert before := -1
keys[i++] = new byte[]{7}; // offset := 1, insert before := -2
keys[i++] = new byte[]{9}; // offset := 2, insert before := -3
keys[i++] = new byte[]{11}; // offset := 3, insert before := -4
keys[i++] = new byte[]{13}; // offset := 4, insert before := -5
// insert after := -6
int nkeys = 5;
final MutableKeyBuffer delegate = new MutableKeyBuffer(nkeys, keys);
final int fromIndex = 2;
final int toIndex = 4;
assertEquals(2, toIndex - fromIndex);
final IRaba fixture = new SubRangeRaba(delegate, fromIndex, toIndex);
assertTrue(fixture.isReadOnly());
assertEquals(delegate.isKeys(), fixture.isKeys());
assertEquals(toIndex - fromIndex, fixture.size());
assertEquals(toIndex - fromIndex, fixture.capacity());
// TODO test isEmpty() on empty range (empty range is not allowed at this point so no way to test). change that?
assertFalse(fixture.isEmpty());
assertTrue(fixture.isFull());
assertFalse(fixture.isNull(0));
try {
fixture.get(-1);
fail();
} catch (IndexOutOfBoundsException ex) {
// ignore expected exception.
}
assertEquals(keys[fromIndex].length, fixture.length(0));
assertEquals(keys[fromIndex], fixture.get(0));
assertEquals(keys[fromIndex + 1], fixture.get(1));
try {
fixture.get(2);
fail();
} catch (IndexOutOfBoundsException ex) {
// ignore expected exception.
}
// TODO test copy()
assertSameIterator(new byte[][] { keys[2], keys[3] }, fixture.iterator());
/*
* TODO test search on key range. test correct rejection if LT fromIndex
* or GTE toIndex in delegate.
*/
}
}