Class MockCluster

constructor

• new MockCluster(opts?: MockClusterOptions): MockCluster

  Parameters

  • opts: MockClusterOptions = {}

  Returns MockCluster

blockHeight

slot

advanceSlots

• advanceSlots(n: number): void

  Advances the cluster by n slots, processing tx landings and expiries.

  Parameters

  • n: number

  Returns void

getTx

• getTx(signature: string): PendingTx | undefined

  Parameters

  • signature: string

  Returns PendingTx | undefined

rpcGetBlockHeight

• rpcGetBlockHeight(): bigint

  Returns bigint

rpcGetLatestBlockhash

• rpcGetLatestBlockhash(): {
      context: { slot: bigint };
      value: { blockhash: string; lastValidBlockHeight: bigint };
  }

  Returns {
      context: { slot: bigint };
      value: { blockhash: string; lastValidBlockHeight: bigint };
  }

rpcGetRecentPrioritizationFees

• rpcGetRecentPrioritizationFees(): { prioritizationFee: bigint; slot: bigint }[]

  Returns { prioritizationFee: bigint; slot: bigint }[]

rpcGetSignatureStatuses

• rpcGetSignatureStatuses(
      signatures: string[],
  ): {
      context: { slot: bigint };
      value: (
          | {
              confirmations: number
              | null;
              confirmationStatus: Commitment;
              err: unknown;
              slot: bigint;
          }
          | null
      )[];
  }

  Parameters

  • signatures: string[]

  Returns {
      context: { slot: bigint };
      value: (
          | {
              confirmations: number
              | null;
              confirmationStatus: Commitment;
              err: unknown;
              slot: bigint;
          }
          | null
      )[];
  }

rpcGetSlot

• rpcGetSlot(): bigint

  Returns bigint

rpcSendTransaction

• rpcSendTransaction(rawTxOrSig: string, opts?: { dropped?: boolean }): string

  Accepts a base64 wire tx (or a raw signature string for low-level tests).

  Parameters

  • rawTxOrSig: string
  • Optionalopts: { dropped?: boolean }

  Returns string

rpcSimulateTransaction

• rpcSimulateTransaction(): {
      context: { slot: bigint };
      value: { err: unknown; logs: string[]; unitsConsumed: bigint };
  }

  Returns {
      context: { slot: bigint };
      value: { err: unknown; logs: string[]; unitsConsumed: bigint };
  }

scheduleLanding

• scheduleLanding(signature: string, slots: number): void

  Force the next tx with this signature to land after slots (or never if <0).

  Parameters

  • signature: string
  • slots: number

  Returns void

setPrioritizationFees

• setPrioritizationFees(fees: bigint[]): void

  Parameters

  • fees: bigint[]

  Returns void