liq test: Cover more cases
This commit is contained in:
Christian Kamm
parent
d6ebffd346
commit
14d4147efa
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@ -218,8 +218,8 @@ async fn test_liq_tokens_with_token() -> Result<(), TransportError> {
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let admin = &Keypair::new();
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let owner = &context.users[0].key;
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let payer = &context.users[1].key;
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let mints = &context.mints[0..2];
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let payer_mint_accounts = &context.users[1].token_accounts[0..2];
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let mints = &context.mints[0..4];
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let payer_mint_accounts = &context.users[1].token_accounts[0..4];
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//
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// SETUP: Create a group and an account to fill the vaults
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@ -232,8 +232,10 @@ async fn test_liq_tokens_with_token() -> Result<(), TransportError> {
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}
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.create(solana)
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.await;
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let base_token = &tokens[0];
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let quote_token = &tokens[1];
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let borrow_token1 = &tokens[0];
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let borrow_token2 = &tokens[1];
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let collateral_token1 = &tokens[2];
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let collateral_token2 = &tokens[3];
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// deposit some funds, to the vaults aren't empty
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let vault_account = send_tx(
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@ -252,7 +254,7 @@ async fn test_liq_tokens_with_token() -> Result<(), TransportError> {
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send_tx(
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solana,
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DepositInstruction {
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amount: 10000,
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amount: 100000,
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account: vault_account,
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token_account,
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token_authority: payer,
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@ -263,7 +265,7 @@ async fn test_liq_tokens_with_token() -> Result<(), TransportError> {
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}
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//
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// SETUP: Make an account and deposit some quote, borrow some base
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// SETUP: Make an account with some collateral and some borrows
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//
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let account = send_tx(
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solana,
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@ -278,24 +280,37 @@ async fn test_liq_tokens_with_token() -> Result<(), TransportError> {
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.unwrap()
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.account;
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let deposit_amount = 1000;
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let deposit1_amount = 1000;
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let deposit2_amount = 20;
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send_tx(
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solana,
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DepositInstruction {
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amount: deposit_amount,
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amount: deposit1_amount,
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account,
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token_account: payer_mint_accounts[1],
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token_account: payer_mint_accounts[2],
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token_authority: payer,
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},
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)
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.await
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.unwrap();
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send_tx(
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solana,
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DepositInstruction {
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amount: deposit2_amount,
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account,
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token_account: payer_mint_accounts[3],
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token_authority: payer,
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},
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)
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.await
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.unwrap();
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let withdraw_amount = 400;
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let borrow1_amount = 350;
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let borrow2_amount = 50;
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send_tx(
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solana,
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WithdrawInstruction {
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amount: withdraw_amount,
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amount: borrow1_amount,
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allow_borrow: true,
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account,
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owner,
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@ -304,14 +319,26 @@ async fn test_liq_tokens_with_token() -> Result<(), TransportError> {
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)
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.await
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.unwrap();
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send_tx(
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solana,
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WithdrawInstruction {
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amount: borrow2_amount,
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allow_borrow: true,
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account,
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owner,
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token_account: payer_mint_accounts[1],
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},
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)
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.await
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.unwrap();
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//
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// TEST: Change the oracle to make health go negative, then liquidate
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// SETUP: Change the oracle to make health go negative
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//
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send_tx(
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solana,
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SetStubOracle {
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mint: base_token.mint.pubkey,
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mint: borrow_token1.mint.pubkey,
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payer,
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price: "2.0",
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},
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@ -319,58 +346,122 @@ async fn test_liq_tokens_with_token() -> Result<(), TransportError> {
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.await
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.unwrap();
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// first limited liq
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//
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// TEST: liquidate borrow2 against too little collateral2
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//
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send_tx(
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solana,
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LiqTokenWithTokenInstruction {
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liqee: account,
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liqor: vault_account,
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liqor_owner: owner,
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asset_token_index: quote_token.index,
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liab_token_index: base_token.index,
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max_liab_transfer: I80F48::from_num(10.0),
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},
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)
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.await
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.unwrap();
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// the asset cost for 10 liab is 10 * 2 * 1.04 = 20.8
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assert_eq!(
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account_position(solana, account, base_token.bank).await,
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-400 + 10
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);
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assert_eq!(
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account_position(solana, account, quote_token.bank).await,
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1000 - 21
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);
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let liqee: MangoAccount = solana.get_account(account).await;
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assert!(liqee.being_liquidated);
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// remaining liq
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send_tx(
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solana,
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LiqTokenWithTokenInstruction {
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liqee: account,
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liqor: vault_account,
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liqor_owner: owner,
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asset_token_index: quote_token.index,
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liab_token_index: base_token.index,
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asset_token_index: collateral_token2.index,
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liab_token_index: borrow_token2.index,
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max_liab_transfer: I80F48::from_num(10000.0),
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},
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)
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.await
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.unwrap();
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// health before liquidation was 1000 * 0.6 - 400 * 1.4 = -520
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// liab needed 520 / (1.4*2 - 0.6*2*(1 + 0.02 + 0.02)) = 335.0515
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// asset cost = 335 * 2 * 1.04 = 696.8
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// the we only have 20 collateral2, and can trade them for 20 / 1.04 = 19.2 borrow2
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assert_eq!(
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account_position(solana, account, base_token.bank).await,
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-400 + 335
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account_position(solana, account, borrow_token2.bank).await,
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-50 + 19
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);
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assert_eq!(
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account_position(solana, account, quote_token.bank).await,
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1000 - 697
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account_position(solana, account, collateral_token2.bank).await,
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0
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);
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let liqee: MangoAccount = solana.get_account(account).await;
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assert!(liqee.being_liquidated);
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//
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// TEST: liquidate the remaining borrow2 against collateral1,
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// bringing the borrow2 balance to 0 but keeping account health negative
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//
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send_tx(
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solana,
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LiqTokenWithTokenInstruction {
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liqee: account,
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liqor: vault_account,
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liqor_owner: owner,
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asset_token_index: collateral_token1.index,
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liab_token_index: borrow_token2.index,
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max_liab_transfer: I80F48::from_num(10000.0),
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},
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)
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.await
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.unwrap();
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// the asset cost for 50-19=31 borrow2 is 31 * 1.04 = 32.24
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assert_eq!(
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account_position(solana, account, borrow_token2.bank).await,
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0
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);
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assert_eq!(
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account_position(solana, account, collateral_token1.bank).await,
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1000 - 32
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);
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let liqee: MangoAccount = solana.get_account(account).await;
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assert!(liqee.being_liquidated);
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//
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// TEST: liquidate borrow1 with collateral1, but place a limit
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//
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send_tx(
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solana,
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LiqTokenWithTokenInstruction {
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liqee: account,
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liqor: vault_account,
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liqor_owner: owner,
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asset_token_index: collateral_token1.index,
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liab_token_index: borrow_token1.index,
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max_liab_transfer: I80F48::from_num(10.0),
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},
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)
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.await
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.unwrap();
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// the asset cost for 10 borrow1 is 10 * 2 * 1.04 = 20.8
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assert_eq!(
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account_position(solana, account, borrow_token1.bank).await,
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-350 + 10
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);
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assert_eq!(
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account_position(solana, account, collateral_token1.bank).await,
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1000 - 32 - 21
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);
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let liqee: MangoAccount = solana.get_account(account).await;
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assert!(liqee.being_liquidated);
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//
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// TEST: liquidate borrow1 with collateral1, making the account healthy again
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//
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send_tx(
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solana,
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LiqTokenWithTokenInstruction {
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liqee: account,
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liqor: vault_account,
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liqor_owner: owner,
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asset_token_index: collateral_token1.index,
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liab_token_index: borrow_token1.index,
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max_liab_transfer: I80F48::from_num(10000.0),
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},
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)
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.await
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.unwrap();
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// health after borrow2 liquidation was (1000-32) * 0.6 - 350 * 2 * 1.4 = -399.2
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// borrow1 needed 399.2 / (1.4*2 - 0.6*2*1.04) = 257.2
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// asset cost = 257.2 * 2 * 1.04 = 535
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assert_eq!(
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account_position(solana, account, borrow_token1.bank).await,
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-350 + 257
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);
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assert_eq!(
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account_position(solana, account, collateral_token1.bank).await,
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1000 - 32 - 535
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);
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let liqee: MangoAccount = solana.get_account(account).await;
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assert!(!liqee.being_liquidated);
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