deactivate tests, StakeLifecycle

Author: rustopian

program/tests/deactivate.rs

@@ -0,0 +1,134 @@
+#![allow(clippy::arithmetic_side_effects)]
+
+mod helpers;
+
+use {
+    helpers::{context::StakeTestContext, lifecycle::StakeLifecycle},
+    mollusk_svm::result::Check,
+    solana_account::ReadableAccount,
+    solana_program_error::ProgramError,
+    solana_pubkey::Pubkey,
+    solana_stake_client::instructions::{DeactivateBuilder, DelegateStakeBuilder},
+    solana_stake_interface::{error::StakeError, state::StakeStateV2},
+    solana_stake_program::id,
+    test_case::test_case,
+};
+
+#[test_case(false; "activating")]
+#[test_case(true; "active")]
+fn test_deactivate(activate: bool) {
+    let mut ctx = StakeTestContext::with_delegation();
+    let min_delegation = ctx.minimum_delegation.unwrap();
+
+    let (stake, mut stake_account) = ctx
+        .stake_account(StakeLifecycle::Initialized)
+        .staked_amount(min_delegation)
+        .build();
+
+    let vote = *ctx.vote_account.as_ref().unwrap();
+    let vote_account_data = ctx.vote_account_data.clone().unwrap();
+
+    // Deactivating an undelegated account fails
+    ctx.process(
+        DeactivateBuilder::new()
+            .stake(stake)
+            .stake_authority(ctx.staker)
+            .instruction(),
+        &[(&stake, &stake_account)],
+    )
+    .checks(&[Check::err(ProgramError::InvalidAccountData)])
+    .test_missing_signers(false)
+    .execute();
+
+    // Delegate
+    let result = ctx
+        .process(
+            DelegateStakeBuilder::new()
+                .stake(stake)
+                .vote(vote)
+                .unused(Pubkey::new_unique())
+                .stake_authority(ctx.staker)
+                .instruction(),
+            &[(&stake, &stake_account), (&vote, &vote_account_data)],
+        )
+        .execute();
+    stake_account = result.resulting_accounts[0].1.clone().into();
+
+    if activate {
+        // Advance epoch to activate
+        let current_slot = ctx.mollusk.sysvars.clock.slot;
+        let slots_per_epoch = ctx.mollusk.sysvars.epoch_schedule.slots_per_epoch;
+        ctx.mollusk.warp_to_slot(current_slot + slots_per_epoch);
+    }
+
+    // Deactivate with withdrawer fails
+    ctx.process(
+        DeactivateBuilder::new()
+            .stake(stake)
+            .stake_authority(ctx.withdrawer)
+            .instruction(),
+        &[(&stake, &stake_account)],
+    )
+    .checks(&[Check::err(ProgramError::MissingRequiredSignature)])
+    .test_missing_signers(false)
+    .execute();
+
+    // Deactivate succeeds
+    let result = ctx
+        .process(
+            DeactivateBuilder::new()
+                .stake(stake)
+                .stake_authority(ctx.staker)
+                .instruction(),
+            &[(&stake, &stake_account)],
+        )
+        .checks(&[
+            Check::success(),
+            Check::all_rent_exempt(),
+            Check::account(&stake)
+                .lamports(ctx.rent_exempt_reserve + min_delegation)
+                .owner(&id())
+                .space(StakeStateV2::size_of())
+                .build(),
+        ])
+        .test_missing_signers(true)
+        .execute();
+    stake_account = result.resulting_accounts[0].1.clone().into();
+
+    let clock = ctx.mollusk.sysvars.clock.clone();
+    let stake_state: StakeStateV2 = bincode::deserialize(stake_account.data()).unwrap();
+    if let StakeStateV2::Stake(_, stake_data, _) = stake_state {
+        assert_eq!(stake_data.delegation.deactivation_epoch, clock.epoch);
+    } else {
+        panic!("Expected StakeStateV2::Stake");
+    }
+
+    // Deactivate again fails
+    ctx.process(
+        DeactivateBuilder::new()
+            .stake(stake)
+            .stake_authority(ctx.staker)
+            .instruction(),
+        &[(&stake, &stake_account)],
+    )
+    .checks(&[Check::err(StakeError::AlreadyDeactivated.into())])
+    .test_missing_signers(false)
+    .execute();
+
+    // Advance epoch
+    let current_slot = ctx.mollusk.sysvars.clock.slot;
+    let slots_per_epoch = ctx.mollusk.sysvars.epoch_schedule.slots_per_epoch;
+    ctx.mollusk.warp_to_slot(current_slot + slots_per_epoch);
+
+    // Deactivate again still fails
+    ctx.process(
+        DeactivateBuilder::new()
+            .stake(stake)
+            .stake_authority(ctx.staker)
+            .instruction(),
+        &[(&stake, &stake_account)],
+    )
+    .checks(&[Check::err(StakeError::AlreadyDeactivated.into())])
+    .test_missing_signers(false)
+    .execute();
+}

program/tests/helpers/context.rs

@@ -2,59 +2,169 @@ use {
     super::{
         instruction_builders::InstructionExecution,
         lifecycle::StakeLifecycle,
-        utils::{add_sysvars, STAKE_RENT_EXEMPTION},
+        utils::{add_sysvars, create_vote_account, STAKE_RENT_EXEMPTION},
     },
     mollusk_svm::{result::Check, Mollusk},
     solana_account::AccountSharedData,
     solana_instruction::Instruction,
     solana_pubkey::Pubkey,
+    solana_stake_interface::state::Lockup,
     solana_stake_program::id,
 };
 
 /// Builder for creating stake accounts with customizable parameters
-pub struct StakeAccountBuilder {
+pub struct StakeAccountBuilder<'a> {
+    ctx: &'a mut StakeTestContext,
     lifecycle: StakeLifecycle,
+    staked_amount: u64,
+    stake_authority: Option<Pubkey>,
+    withdraw_authority: Option<Pubkey>,
+    lockup: Option<Lockup>,
+    vote_account: Option<Pubkey>,
+    stake_pubkey: Option<Pubkey>,
 }
 
-impl StakeAccountBuilder {
+impl StakeAccountBuilder<'_> {
+    /// Set the staked amount (lamports delegated to validator)
+    pub fn staked_amount(mut self, amount: u64) -> Self {
+        self.staked_amount = amount;
+        self
+    }
+
+    /// Set a custom stake authority (defaults to ctx.staker)
+    pub fn stake_authority(mut self, authority: &Pubkey) -> Self {
+        self.stake_authority = Some(*authority);
+        self
+    }
+
+    /// Set a custom withdraw authority (defaults to ctx.withdrawer)
+    pub fn withdraw_authority(mut self, authority: &Pubkey) -> Self {
+        self.withdraw_authority = Some(*authority);
+        self
+    }
+
+    /// Set a custom lockup (defaults to Lockup::default())
+    pub fn lockup(mut self, lockup: &Lockup) -> Self {
+        self.lockup = Some(*lockup);
+        self
+    }
+
+    /// Set a custom vote account (defaults to ctx.vote_account)
+    pub fn vote_account(mut self, vote_account: &Pubkey) -> Self {
+        self.vote_account = Some(*vote_account);
+        self
+    }
+
+    /// Set a specific stake account pubkey (defaults to Pubkey::new_unique())
+    pub fn stake_pubkey(mut self, pubkey: &Pubkey) -> Self {
+        self.stake_pubkey = Some(*pubkey);
+        self
+    }
+
+    /// Build the stake account and return (pubkey, account_data)
     pub fn build(self) -> (Pubkey, AccountSharedData) {
-        let stake_pubkey = Pubkey::new_unique();
-        let account = self.lifecycle.create_uninitialized_account();
+        let stake_pubkey = self.stake_pubkey.unwrap_or_else(Pubkey::new_unique);
+        let account = self.lifecycle.create_stake_account_fully_specified(
+            &mut self.ctx.mollusk,
+            &stake_pubkey,
+            self.vote_account.as_ref().unwrap_or(
+                self.ctx
+                    .vote_account
+                    .as_ref()
+                    .expect("vote_account required for this lifecycle"),
+            ),
+            self.staked_amount,
+            self.stake_authority.as_ref().unwrap_or(&self.ctx.staker),
+            self.withdraw_authority
+                .as_ref()
+                .unwrap_or(&self.ctx.withdrawer),
+            self.lockup.as_ref().unwrap_or(&Lockup::default()),
+        );
         (stake_pubkey, account)
     }
 }
 
-/// Consolidated test context for stake account tests
 pub struct StakeTestContext {
     pub mollusk: Mollusk,
     pub rent_exempt_reserve: u64,
     pub staker: Pubkey,
     pub withdrawer: Pubkey,
+    pub minimum_delegation: Option<u64>,
+    pub vote_account: Option<Pubkey>,
+    pub vote_account_data: Option<AccountSharedData>,
 }
 
 impl StakeTestContext {
-    /// Create a new test context with all standard setup
-    pub fn new() -> Self {
+    pub fn minimal() -> Self {
         let mollusk = Mollusk::new(&id(), "solana_stake_program");
+        Self {
+            mollusk,
+            rent_exempt_reserve: STAKE_RENT_EXEMPTION,
+            staker: Pubkey::new_unique(),
+            withdrawer: Pubkey::new_unique(),
+            minimum_delegation: None,
+            vote_account: None,
+            vote_account_data: None,
+        }
+    }
 
+    pub fn with_delegation() -> Self {
+        let mollusk = Mollusk::new(&id(), "solana_stake_program");
+        let minimum_delegation = solana_stake_program::get_minimum_delegation();
         Self {
             mollusk,
             rent_exempt_reserve: STAKE_RENT_EXEMPTION,
             staker: Pubkey::new_unique(),
             withdrawer: Pubkey::new_unique(),
+            minimum_delegation: Some(minimum_delegation),
+            vote_account: Some(Pubkey::new_unique()),
+            vote_account_data: Some(create_vote_account()),
         }
     }
 
+    pub fn new() -> Self {
+        Self::with_delegation()
+    }
+
     /// Create a stake account builder for the specified lifecycle stage
     ///
     /// Example:
     /// ```
     /// let (stake, account) = ctx
-    ///     .stake_account(StakeLifecycle::Uninitialized)
+    ///     .stake_account(StakeLifecycle::Active)
+    ///     .staked_amount(1_000_000)
     ///     .build();
     /// ```
-    pub fn stake_account(&mut self, lifecycle: StakeLifecycle) -> StakeAccountBuilder {
-        StakeAccountBuilder { lifecycle }
+    pub fn stake_account(&mut self, lifecycle: StakeLifecycle) -> StakeAccountBuilder<'_> {
+        StakeAccountBuilder {
+            ctx: self,
+            lifecycle,
+            staked_amount: 0,
+            stake_authority: None,
+            withdraw_authority: None,
+            lockup: None,
+            vote_account: None,
+            stake_pubkey: None,
+        }
+    }
+
+    /// Create a lockup that expires in the future
+    pub fn create_future_lockup(&self, epochs_ahead: u64) -> Lockup {
+        Lockup {
+            unix_timestamp: 0,
+            epoch: self.mollusk.sysvars.clock.epoch + epochs_ahead,
+            custodian: Pubkey::new_unique(),
+        }
+    }
+
+    /// Create a lockup that's currently in force (far future)
+    pub fn create_in_force_lockup(&self) -> Lockup {
+        self.create_future_lockup(1_000_000)
+    }
+
+    /// Create a second vote account (for testing different vote accounts)
+    pub fn create_second_vote_account(&self) -> (Pubkey, AccountSharedData) {
+        (Pubkey::new_unique(), create_vote_account())
     }
 
     /// Process an instruction with account data provided as a slice of (pubkey, data) pairs.
@@ -71,7 +181,7 @@ impl StakeTestContext {
         InstructionExecution::new(instruction, accounts_vec, self)
     }
 
-    /// Process an instruction with optional missing signer testing
+    /// Internal helper to process an instruction with optional missing signer testing
     pub(crate) fn process_instruction_maybe_test_signers(
         &self,
         instruction: &Instruction,