fun <ERROR CLASS>.ledger(notary: <ERROR CLASS> = TestIdentity.fresh("ledger notary").party, script: LedgerDSL<TestTransactionDSLInterpreter, TestLedgerDSLInterpreter>.() -> Unit): LedgerDSL<TestTransactionDSLInterpreter, TestLedgerDSLInterpreter>
Creates and tests a ledger built by the passed in dsl.