public void testFreeListPointer() throws Exception {
ODirectMemoryPointer pointer =
new ODirectMemoryPointer(ODurablePage.MAX_PAGE_SIZE_BYTES + ODurablePage.PAGE_PADDING);
OCachePointer cachePointer = new OCachePointer(pointer, new OLogSequenceNumber(0, 0));
cachePointer.incrementReferrer();
OCacheEntry cacheEntry = new OCacheEntry(0, 0, cachePointer, false);
OSBTreeValuePage valuePage =
new OSBTreeValuePage(cacheEntry, ODurablePage.TrackMode.NONE, true);
valuePage.setNextFreeListPage(124);
Assert.assertEquals(valuePage.getNextFreeListPage(), 124);
cachePointer.decrementReferrer();
}
public void fillPageDataTest() throws Exception {
ODirectMemoryPointer pointerOne =
new ODirectMemoryPointer(ODurablePage.MAX_PAGE_SIZE_BYTES + ODurablePage.PAGE_PADDING);
OCachePointer cachePointerOne = new OCachePointer(pointerOne, new OLogSequenceNumber(0, 0));
cachePointerOne.incrementReferrer();
OCacheEntry cacheEntryOne = new OCacheEntry(0, 0, cachePointerOne, false);
OSBTreeValuePage valuePageOne =
new OSBTreeValuePage(cacheEntryOne, ODurablePage.TrackMode.NONE, true);
byte[] data = new byte[ODurablePage.MAX_PAGE_SIZE_BYTES + 100];
Random random = new Random();
random.nextBytes(data);
int offset = valuePageOne.fillBinaryContent(data, 0);
Assert.assertEquals(offset, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE);
ODirectMemoryPointer pointerTwo = new ODirectMemoryPointer(ODurablePage.MAX_PAGE_SIZE_BYTES);
OCachePointer cachePointerTwo = new OCachePointer(pointerTwo, new OLogSequenceNumber(0, 0));
cachePointerTwo.incrementReferrer();
OCacheEntry cacheEntryTwo = new OCacheEntry(0, 0, cachePointerTwo, false);
OSBTreeValuePage valuePageTwo =
new OSBTreeValuePage(cacheEntryTwo, ODurablePage.TrackMode.NONE, true);
offset = valuePageTwo.fillBinaryContent(data, offset);
Assert.assertEquals(offset, data.length);
valuePageOne.setNextPage(100);
Assert.assertEquals(valuePageOne.getNextPage(), 100);
byte[] readData = new byte[data.length];
offset = valuePageOne.readBinaryContent(readData, 0);
Assert.assertEquals(offset, OSBTreeValuePage.MAX_BINARY_VALUE_SIZE);
offset = valuePageTwo.readBinaryContent(readData, offset);
Assert.assertEquals(offset, data.length);
Assert.assertEquals(data, readData);
cachePointerOne.decrementReferrer();
cachePointerTwo.decrementReferrer();
}
