@Test
public void testCalcGasLimit() {

	WorldManager.getInstance();
	Block genesis = Genesis.getInstance();
	long gasLimit = genesis.calcGasLimit();
	System.out.println("Genesis gasLimit = " + gasLimit);
	assertEquals(Genesis.GAS_LIMIT, gasLimit);
	
	// Storing genesis because the parent needs to be in the DB for calculation.
rldManager.getInstance().getBlockchain().add(genesis);
	
	// Test with block
	Block block1 = new Block(Hex.decode(PoC7_GENESIS_HEX_RLP_ENCODED));
	long calcGasLimit = block1.calcGasLimit();
	long actualGasLimit = block1.getGasLimit();
	System.out.println("Block#1 actual gasLimit = " + actualGasLimit);
	System.out.println("Block#1 calculated gasLimit = " + calcGasLimit);
	assertEquals(actualGasLimit, calcGasLimit);
}