code: @Then("^a Cassandra keyspace '(.+?)' does not contain a table '(.+?)'$")
      public void assertTableDoesNotExistOnCassandraKeyspace(String keyspace, String tableName) {
          assertThat(commonspec.getCassandraClient().getTables(keyspace)).as("The table " + tableName + "exists on cassandra").doesNotContain(tableName);
      }
docs: Checks a cassandra keyspace does not contain a table.
  
  @param keyspace
  @param tableName