@Test
public void testEthCompileSolidity() throws Exception {

    web3j.ethCompileSolidity(
            "contract test { function multiply(uint a) returns(uint d) {   return a * 7;   } }")
            .send();
    verifyResult("{\"jsonrpc\":\"2.0\",\"method\":\"eth_compileSolidity\","
            + "\"params\":[\"contract test { function multiply(uint a) returns(uint d) {"
            + "   return a * 7;   } }\"],\"id\":1}");
}