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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,80 +1,72 @@ | ||
| import Test | ||
|
|
||
| pub struct BlockchainHelpers { | ||
| pub let blockchain: Test.Blockchain | ||
| /// Returns the current block height of the blockchain. | ||
| /// | ||
| pub fun getCurrentBlockHeight(): UInt64 { | ||
| let script = readFile("get_current_block_height.cdc") | ||
| let scriptResult = Test.executeScript(script, []) | ||
|
|
||
| init(blockchain: Test.Blockchain) { | ||
| self.blockchain = blockchain | ||
| } | ||
|
|
||
| /// Returns the current block height of the blockchain. | ||
| /// | ||
| pub fun getCurrentBlockHeight(): UInt64 { | ||
| let script = self.readFile("get_current_block_height.cdc") | ||
| let scriptResult = self.blockchain.executeScript(script, []) | ||
|
|
||
| if scriptResult.status == Test.ResultStatus.failed { | ||
| panic(scriptResult.error!.message) | ||
| } | ||
| return scriptResult.returnValue! as! UInt64 | ||
| if scriptResult.status == Test.ResultStatus.failed { | ||
| panic(scriptResult.error!.message) | ||
| } | ||
| return scriptResult.returnValue! as! UInt64 | ||
| } | ||
|
|
||
| /// Returns the Flow token balance for the given account. | ||
| /// | ||
| pub fun getFlowBalance(for account: Test.Account): UFix64 { | ||
| let script = self.readFile("get_flow_balance.cdc") | ||
| let scriptResult = self.blockchain.executeScript(script, [account.address]) | ||
| /// Returns the Flow token balance for the given account. | ||
| /// | ||
| pub fun getFlowBalance(for account: Test.Account): UFix64 { | ||
| let script = readFile("get_flow_balance.cdc") | ||
| let scriptResult = Test.executeScript(script, [account.address]) | ||
|
|
||
| if scriptResult.status == Test.ResultStatus.failed { | ||
| panic(scriptResult.error!.message) | ||
| } | ||
| return scriptResult.returnValue! as! UFix64 | ||
| if scriptResult.status == Test.ResultStatus.failed { | ||
| panic(scriptResult.error!.message) | ||
| } | ||
| return scriptResult.returnValue! as! UFix64 | ||
| } | ||
|
|
||
| /// Mints the given amount of Flow tokens to a specified test account. | ||
| /// The transaction is authorized and signed by the service account. | ||
| /// Returns the result of the transaction. | ||
| /// | ||
| pub fun mintFlow( | ||
| to receiver: Test.Account, | ||
| amount: UFix64 | ||
| ): Test.TransactionResult { | ||
| let code = self.readFile("mint_flow.cdc") | ||
| let tx = Test.Transaction( | ||
| code: code, | ||
| authorizers: [self.blockchain.serviceAccount().address], | ||
| signers: [], | ||
| arguments: [receiver.address, amount] | ||
| ) | ||
| /// Mints the given amount of Flow tokens to a specified test account. | ||
| /// The transaction is authorized and signed by the service account. | ||
| /// Returns the result of the transaction. | ||
| /// | ||
| pub fun mintFlow( | ||
| to receiver: Test.Account, | ||
| amount: UFix64 | ||
| ): Test.TransactionResult { | ||
| let code = readFile("mint_flow.cdc") | ||
| let tx = Test.Transaction( | ||
| code: code, | ||
| authorizers: [Test.serviceAccount().address], | ||
| signers: [], | ||
| arguments: [receiver.address, amount] | ||
| ) | ||
|
|
||
| return self.blockchain.executeTransaction(tx) | ||
| } | ||
| return Test.executeTransaction(tx) | ||
| } | ||
|
|
||
| /// Burns the specified amount of Flow tokens for the given | ||
| /// test account. Returns the result of the transaction. | ||
| /// | ||
| pub fun burnFlow( | ||
| from account: Test.Account, | ||
| amount: UFix64 | ||
| ): Test.TransactionResult { | ||
| let code = self.readFile("burn_flow.cdc") | ||
| let tx = Test.Transaction( | ||
| code: code, | ||
| authorizers: [account.address], | ||
| signers: [account], | ||
| arguments: [amount] | ||
| ) | ||
| /// Burns the specified amount of Flow tokens for the given | ||
| /// test account. Returns the result of the transaction. | ||
| /// | ||
| pub fun burnFlow( | ||
| from account: Test.Account, | ||
| amount: UFix64 | ||
| ): Test.TransactionResult { | ||
| let code = readFile("burn_flow.cdc") | ||
| let tx = Test.Transaction( | ||
| code: code, | ||
| authorizers: [account.address], | ||
| signers: [account], | ||
| arguments: [amount] | ||
| ) | ||
|
|
||
| return self.blockchain.executeTransaction(tx) | ||
| } | ||
| return Test.executeTransaction(tx) | ||
| } | ||
|
|
||
| /// Reads the code for the script/transaction with the given | ||
| /// file name and returns its content as a String. | ||
| /// | ||
| access(self) | ||
| fun readFile(_ name: String): String { | ||
| // The "\u{0}helper/" prefix is used in order to prevent | ||
| // conflicts with user-defined scripts/transactions. | ||
| return Test.readFile("\u{0}helper/".concat(name)) | ||
| } | ||
| /// Reads the code for the script/transaction with the given | ||
| /// file name and returns its content as a String. | ||
| /// | ||
| access(self) | ||
| fun readFile(_ name: String): String { | ||
| // The "\u{0}helper/" prefix is used in order to prevent | ||
| // conflicts with user-defined scripts/transactions. | ||
| return Test.readFile("\u{0}helper/".concat(name)) | ||
| } |
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