litesvm_token/
create_multisig.rs

1use {
2    super::{
3        spl_token::{instruction::initialize_multisig2, state::Multisig},
4        TOKEN_ID,
5    },
6    litesvm::{types::FailedTransactionMetadata, LiteSVM},
7    solana_keypair::Keypair,
8    solana_program_pack::Pack,
9    solana_pubkey::Pubkey,
10    solana_signer::Signer,
11    solana_system_interface::instruction::create_account,
12    solana_transaction::Transaction,
13};
14
15/// ### Description
16/// Builder for the [`initialize_multisig2`] instruction.
17pub struct CreateMultisig<'a> {
18    svm: &'a mut LiteSVM,
19    payer: &'a Keypair,
20    signers: &'a [&'a Pubkey],
21    required_signatures: u8,
22    multisig_kp: Option<Keypair>,
23    token_program_id: Option<&'a Pubkey>,
24}
25
26impl<'a> CreateMultisig<'a> {
27    /// Creates a new instance of [`initialize_multisig2`] instruction.
28    pub fn new(
29        svm: &'a mut LiteSVM,
30        payer: &'a Keypair,
31        signers: &'a [&'a Pubkey],
32        required_signatures: u8,
33    ) -> Self {
34        CreateMultisig {
35            svm,
36            payer,
37            signers,
38            multisig_kp: None,
39            token_program_id: None,
40            required_signatures,
41        }
42    }
43
44    /// Sets the token program id for the instruction.
45    pub fn token_program_id(mut self, program_id: &'a Pubkey) -> Self {
46        self.token_program_id = Some(program_id);
47        self
48    }
49
50    /// Sends the transaction.
51    pub fn send(self) -> Result<Pubkey, FailedTransactionMetadata> {
52        let token_program_id = self.token_program_id.unwrap_or(&TOKEN_ID);
53        let multisig_len = Multisig::LEN;
54        let multisig_kp = self.multisig_kp.unwrap_or(Keypair::new());
55        let multisig_pk = multisig_kp.pubkey();
56
57        let ix1 = create_account(
58            &self.payer.pubkey(),
59            &multisig_pk,
60            self.svm.minimum_balance_for_rent_exemption(multisig_len),
61            multisig_len as u64,
62            token_program_id,
63        );
64        let ix2 = initialize_multisig2(
65            token_program_id,
66            &multisig_pk,
67            self.signers,
68            self.required_signatures,
69        )?;
70
71        let block_hash = self.svm.latest_blockhash();
72        let tx = Transaction::new_signed_with_payer(
73            &[ix1, ix2],
74            Some(&self.payer.pubkey()),
75            &[self.payer, &multisig_kp],
76            block_hash,
77        );
78        self.svm.send_transaction(tx)?;
79
80        Ok(multisig_pk)
81    }
82}
litesvm_token/create_multisig.rs

litesvm_token/
create_multisig.rs
