89 lines
2.7 KiB
Rust
89 lines
2.7 KiB
Rust
#![cfg(feature = "test-bpf")]
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mod helpers;
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use helpers::*;
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use solana_program_test::*;
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use solana_sdk::{
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pubkey::Pubkey,
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signature::{Keypair, Signer},
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transaction::Transaction,
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};
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use spl_token::instruction::approve;
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use spl_token_lending::{
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instruction::withdraw_reserve_liquidity, processor::process_instruction,
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state::INITIAL_COLLATERAL_RATIO,
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};
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const FRACTIONAL_TO_USDC: u64 = 1_000_000;
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const INITIAL_USDC_RESERVE_SUPPLY_FRACTIONAL: u64 = 10 * FRACTIONAL_TO_USDC;
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#[tokio::test]
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async fn test_success() {
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let mut test = ProgramTest::new(
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"spl_token_lending",
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spl_token_lending::id(),
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processor!(process_instruction),
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);
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// limit to track compute unit increase
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test.set_bpf_compute_max_units(33_000);
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let user_accounts_owner = Keypair::new();
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let usdc_mint = add_usdc_mint(&mut test);
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let lending_market = add_lending_market(&mut test, usdc_mint.pubkey);
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const WITHDRAW_COLLATERAL_AMOUNT: u64 =
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INITIAL_COLLATERAL_RATIO * INITIAL_USDC_RESERVE_SUPPLY_FRACTIONAL;
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let usdc_reserve = add_reserve(
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&mut test,
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&user_accounts_owner,
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&lending_market,
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AddReserveArgs {
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liquidity_amount: INITIAL_USDC_RESERVE_SUPPLY_FRACTIONAL,
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liquidity_mint_decimals: usdc_mint.decimals,
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liquidity_mint_pubkey: usdc_mint.pubkey,
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collateral_amount: WITHDRAW_COLLATERAL_AMOUNT,
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config: TEST_RESERVE_CONFIG,
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..AddReserveArgs::default()
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},
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);
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let (mut banks_client, payer, recent_blockhash) = test.start().await;
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let user_transfer_authority = Keypair::new();
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let mut transaction = Transaction::new_with_payer(
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&[
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approve(
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&spl_token::id(),
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&usdc_reserve.user_collateral_account,
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&user_transfer_authority.pubkey(),
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&user_accounts_owner.pubkey(),
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&[],
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WITHDRAW_COLLATERAL_AMOUNT,
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)
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.unwrap(),
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withdraw_reserve_liquidity(
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spl_token_lending::id(),
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WITHDRAW_COLLATERAL_AMOUNT,
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usdc_reserve.user_collateral_account,
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usdc_reserve.user_liquidity_account,
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usdc_reserve.pubkey,
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usdc_reserve.collateral_mint,
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usdc_reserve.liquidity_supply,
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lending_market.pubkey,
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lending_market.authority,
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user_transfer_authority.pubkey(),
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),
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],
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Some(&payer.pubkey()),
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);
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transaction.sign(
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&[&payer, &user_accounts_owner, &user_transfer_authority],
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recent_blockhash,
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);
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assert!(banks_client.process_transaction(transaction).await.is_ok());
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}
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