/** Test CassandraOutputStream.write(int); */
private void testWriteWith(
int blockSize,
int subblockSize,
int bufferSize,
int totalBytesToWrite,
int storedSubBlockesExpectation)
throws Exception {
StoreMock storeMock = new StoreMock();
out =
new CassandraOutputStream(
null, storeMock, null, null, blockSize, subblockSize, null, bufferSize);
Assert.assertEquals(0, out.getPos());
for (int i = 0; i < totalBytesToWrite; i++) {
out.write(i);
}
Assert.assertEquals(totalBytesToWrite, out.getPos());
out.close();
// Validate the expectations.
Assert.assertEquals(storedSubBlockesExpectation, storeMock.storeSubBlockCount);
// This is always one.
Assert.assertEquals(1, storeMock.storeINodeCount);
int totalBlocks = calculateTotalBlocks(totalBytesToWrite, blockSize);
// Assert the total blocks per file
Assert.assertEquals(totalBlocks, storeMock.inodesStored.get(0).getBlocks().length);
// Assert SubBlocks per Block
int totalSubBlocksPerBlock =
blockSize % subblockSize == 0 ? blockSize / subblockSize : (blockSize / subblockSize) + 1;
assertSubBlocksInBlocks(
storeMock.inodesStored.get(0).getBlocks(),
totalSubBlocksPerBlock,
storedSubBlockesExpectation);
// Assert and print for debug.
for (Block block : storeMock.inodesStored.get(0).getBlocks()) {
logger.info(block);
}
}
/** Test CassandraOutputStream.write(buffer, off, len); */
private void testWriteBufferWith(
int blockSize,
int subblockSize,
int bufferSize,
int totalBytesToWrite,
int storedSubBlockesExpectation)
throws Exception {
// Null object here are not needed or irrelevant for this test case.
// buffer size different from bytes to write is intentional.
StoreMock storeMock = new StoreMock();
out =
new CassandraOutputStream(
null, storeMock, null, null, blockSize, subblockSize, null, bufferSize);
Assert.assertEquals(0, out.getPos());
// Fill up the buffer
byte[] buffer = new byte[totalBytesToWrite];
for (int i = 0; i < totalBytesToWrite; i++) {
buffer[i] = (byte) i;
}
// Invoke the method being tested.
out.write(buffer, 0, totalBytesToWrite);
Assert.assertEquals(totalBytesToWrite, out.getPos());
out.close();
// Validate the expectations.
Assert.assertEquals(storedSubBlockesExpectation, storeMock.storeSubBlockCount);
// This is always one.
Assert.assertEquals(1, storeMock.storeINodeCount);
int totalBlocks = calculateTotalBlocks(totalBytesToWrite, blockSize);
// Assert the total blocks per file
Assert.assertEquals(totalBlocks, storeMock.inodesStored.get(0).getBlocks().length);
}
