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Test improvements: Add test for cycling voting delegation #128

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merged 1 commit into from
Aug 16, 2023
Merged

Test improvements: Add test for cycling voting delegation #128

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48 changes: 48 additions & 0 deletions test/unit/AjnaToken.t.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -313,4 +313,52 @@ contract AjnaTokenTest is Test {
assertEq(_token.getVotes(address(3333)), 0);
assertEq(_token.getVotes(address(4444)), 2_000_000_000 * 1e18);
}

function testCyclingVotingDelegation() external {
// define actors and set their balances
address actor1 = makeAddr("actor1");
deal(address(_token), actor1, 1_000 * 1e18);

address actor2 = makeAddr("actor2");
deal(address(_token), actor2, 2_000 * 1e18);

address actor3 = makeAddr("actor3");
deal(address(_token), actor3, 5_000 * 1e18);

// actor1 delegates votes to actor2
changePrank(actor1);
_token.delegate(actor2);

// ensure actor2 has votes equals to actor1 balance
assertEq(_token.getVotes(actor1), 0);
assertEq(_token.getVotes(actor2), 1_000 * 1e18);
assertEq(_token.getVotes(actor3), 0);

// actor2 delegates votes to actor3
changePrank(actor2);
_token.delegate(actor3);

// ensure actor3 has votes equals to actor2 balance
assertEq(_token.getVotes(actor1), 0);
assertEq(_token.getVotes(actor2), 1_000 * 1e18);
assertEq(_token.getVotes(actor3), 2_000 * 1e18);

// actor3 delegates votes to actor1
changePrank(actor3);
_token.delegate(actor1);

// ensure actor1 has votes equals to actor3 balance
assertEq(_token.getVotes(actor1), 5_000 * 1e18);
assertEq(_token.getVotes(actor2), 1_000 * 1e18);
assertEq(_token.getVotes(actor3), 2_000 * 1e18);

// actor3 delegates votes to actor2
changePrank(actor3);
_token.delegate(actor2);

// ensure actor2 has votes equals to sum of actor3 and actor1 balance
assertEq(_token.getVotes(actor1), 0);
assertEq(_token.getVotes(actor2), 6_000 * 1e18);
assertEq(_token.getVotes(actor3), 2_000 * 1e18);
}
}
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