Struct ProgramTestBench 

pub struct ProgramTestBench {
    pub context: ProgramTestContext,
    pub rent: Rent,
    pub payer: Keypair,
    pub next_id: u8,
}

Program’s test bench which captures test context, rent and payer and common utility functions

Fields

context: ProgramTestContext

rent: Rent

payer: Keypair

next_id: u8

Implementations

impl ProgramTestBench

pub async fn start_new(program_test: ProgramTest) -> Self

Create new bench given a ProgramTest instance populated with all of the desired programs.

pub fn get_unique_name(&mut self, prefix: &str) -> String

pub async fn process_transaction( &mut self, instructions: &[Instruction], signers: Option<&[&Keypair]>, ) -> Result<(), ProgramError>

pub async fn with_wallet(&mut self) -> WalletCookie

pub async fn create_mint( &mut self, mint_keypair: &Keypair, mint_authority: &Pubkey, freeze_authority: Option<&Pubkey>, )

pub async fn set_spl_token_account_authority( &mut self, account: &Pubkey, account_authority: &Keypair, new_authority: Option<&Pubkey>, authority_type: AuthorityType, )

Sets spl-token program account (Mint or TokenAccount) authority

pub async fn create_empty_token_account( &mut self, token_account_keypair: &Keypair, token_mint: &Pubkey, owner: &Pubkey, )

pub async fn with_token_account( &mut self, token_mint: &Pubkey, owner: &Pubkey, token_mint_authority: &Keypair, amount: u64, ) -> TokenAccountCookie

pub async fn transfer_sol(&mut self, to_account: &Pubkey, lamports: u64)

pub async fn mint_tokens( &mut self, token_mint: &Pubkey, token_mint_authority: &Keypair, token_account: &Pubkey, amount: u64, )

pub async fn create_token_account_with_transfer_authority( &mut self, token_account_keypair: &Keypair, token_mint: &Pubkey, token_mint_authority: &Keypair, amount: u64, owner: &Keypair, transfer_authority: &Pubkey, )

pub async fn get_clock(&mut self) -> Clock

pub async fn get_bincode_account<T: DeserializeOwned>( &mut self, address: &Pubkey, ) -> T

pub async fn get_borsh_account<T: BorshDeserialize>( &mut self, address: &Pubkey, ) -> T

TODO: Add to SDK

pub fn set_borsh_account<T: BorshSerialize>( &mut self, program_id: &Pubkey, address: &Pubkey, account: &T, )

Overrides or creates Borsh serialized account with arbitrary account data subverting normal runtime checks

pub async fn get_account(&mut self, address: &Pubkey) -> Option<Account>