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LocalBlockchain

function LocalBlockchain(__namedParameters: {
  "enforceTransactionLimits": true;
  "proofsEnabled": true;
 }): Promise<{
  "addAccount": (publicKey: PublicKey, balance: string) => void;
  "getNetworkId": () => NetworkId;
  "proofsEnabled": boolean;
  "testAccounts": [TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey];
  "applyJsonTransaction": void;
  "currentSlot": UInt32;
  "fetchActions": Promise<{
     "actions": string[][];
     "hash": string;
    }[]>;
  "fetchEvents": Promise<any>;
  "getAccount": Account;
  "getActions": {
     "actions": string[][];
     "hash": string;
    }[];
  "getNetworkConstants": {
     "accountCreationFee": UInt64;
     "genesisTimestamp": UInt64;
     "slotTime": UInt64;
    };
  "getNetworkState": PreconditionBaseTypes<{}>;
  "hasAccount": boolean;
  "incrementGlobalSlot": void;
  "resetProofsEnabled": void;
  "sendTransaction": PendingTransactionPromise;
  "setBlockchainLength": void;
  "setGlobalSlot": void;
  "setProofsEnabled": void;
  "setTotalCurrency": void;
  "transaction": TransactionPromise<false, false>;
}>

A mock Mina blockchain running locally and useful for testing.

Parameters​

• __namedParameters= {}

• __namedParameters.enforceTransactionLimits: undefined | boolean= true

• __namedParameters.proofsEnabled: undefined | boolean= true

Returns​

Promise\<{ "addAccount": (publicKey: PublicKey, balance: string) => void; "getNetworkId": () => NetworkId; "proofsEnabled": boolean; "testAccounts": [TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey]; "applyJsonTransaction": void; "currentSlot": UInt32; "fetchActions": Promise\<{ "actions": string[][]; "hash": string; }[]>; "fetchEvents": Promise\<any>; "getAccount": Account; "getActions": { "actions": string[][]; "hash": string; }[]; "getNetworkConstants": { "accountCreationFee": UInt64; "genesisTimestamp": UInt64; "slotTime": UInt64; }; "getNetworkState": PreconditionBaseTypes\<{}>; "hasAccount": boolean; "incrementGlobalSlot": void; "resetProofsEnabled": void; "sendTransaction": PendingTransactionPromise; "setBlockchainLength": void; "setGlobalSlot": void; "setProofsEnabled": void; "setTotalCurrency": void; "transaction": TransactionPromise\<false, false>; }>

addAccount()​

addAccount: (publicKey: PublicKey, balance: string) => void;

Parameters​

• publicKey: PublicKey

• balance: string

Returns​

void

getNetworkId()​

getNetworkId: () => NetworkId;

Returns​

NetworkId

proofsEnabled​

proofsEnabled: boolean;

testAccounts​

testAccounts: [TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey, TestPublicKey];

applyJsonTransaction()​

Parameters​

• json: string

Returns​

void

currentSlot()​

Returns​

UInt32

fetchActions()​

Parameters​

• publicKey: PublicKey

• actionStates?: ActionStates

• tokenId?: Field= TokenId.default

Returns​

Promise\<{ "actions": string[][]; "hash": string; }[]>

fetchEvents()​

Parameters​

• publicKey: PublicKey

• tokenId: Field= TokenId.default

Returns​

Promise\<any>

getAccount()​

Parameters​

• publicKey: PublicKey

• tokenId: Field= TokenId.default

Returns​

Account

getActions()​

Parameters​

• publicKey: PublicKey

• actionStates?: ActionStates

• tokenId?: Field= TokenId.default

Returns​

{ "actions": string[][]; "hash": string; }[]

getNetworkConstants()​

Returns​

{
"accountCreationFee": UInt64;
"genesisTimestamp": UInt64;
"slotTime": UInt64;
}
accountCreationFee​
accountCreationFee: UInt64;
genesisTimestamp​
genesisTimestamp: UInt64;
slotTime​
slotTime: UInt64;

Duration of 1 slot in millisecondw

getNetworkState()​

Returns​

PreconditionBaseTypes\<{}>

hasAccount()​

Parameters​

• publicKey: PublicKey

• tokenId: Field= TokenId.default

Returns​

boolean

incrementGlobalSlot()​

Parameters​

• increment: number | UInt32

Returns​

void

resetProofsEnabled()​

Returns​

void

sendTransaction()​

Parameters​

• txn: Transaction\<boolean, boolean>

Returns​

PendingTransactionPromise

setBlockchainLength()​

Parameters​

• height: UInt32

Returns​

void

setGlobalSlot()​

Parameters​

• slot: number | UInt32

Returns​

void

setProofsEnabled()​

Parameters​

• newProofsEnabled: boolean

Returns​

void

setTotalCurrency()​

Parameters​

• currency: UInt64

Returns​

void

transaction()​

Parameters​

• sender: FeePayerSpec

• f

Returns​

TransactionPromise\<false, false>

Source​

lib/mina/local-blockchain.ts:72