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add multiblock rt test #365

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merged 7 commits into from
Jun 17, 2023
Merged

add multiblock rt test #365

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cccee3c
add multiblock rt test
jrhea Jun 16, 2023
d1b2a8e
tweak test conditions
jrhea Jun 16, 2023
ba06d66
change number of fuzz runs back
jrhea Jun 16, 2023
f640609
remove printouts
jrhea Jun 16, 2023
c67faa2
prettier and remove comment
jrhea Jun 16, 2023
3d247f9
Merge branch 'main' into multiblock-test
jrhea Jun 16, 2023
007c284
revert unrelated change
jrhea Jun 16, 2023
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44 changes: 44 additions & 0 deletions test/integrations/hyperdrive/RoundTripTest.t.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -8,9 +8,11 @@ import { FixedPointMath } from "contracts/src/libraries/FixedPointMath.sol";
import { HyperdriveMath } from "contracts/src/libraries/HyperdriveMath.sol";
import { YieldSpaceMath } from "contracts/src/libraries/YieldSpaceMath.sol";
import { HyperdriveTest, HyperdriveUtils, IHyperdrive } from "../../utils/HyperdriveTest.sol";
import { Lib } from "../../utils/Lib.sol";

contract RoundTripTest is HyperdriveTest {
using FixedPointMath for uint256;
using Lib for *;

function test_long_round_trip_immediately_at_checkpoint() external {
uint256 apr = 0.05e18;
Expand Down Expand Up @@ -162,4 +164,46 @@ contract RoundTripTest is HyperdriveTest {
// should be exact if out = in
assertEq(poolInfoAfter.bondReserves, poolInfoBefore.bondReserves);
}

function test_long_multiblock_round_trip_end_of_checkpoint(
uint256 apr,
uint256 timeStretchApr,
uint256 basePaid
) external {
apr = apr.normalizeToRange(0.001e18, .4e18);
timeStretchApr = timeStretchApr.normalizeToRange(0.05e18, 0.4e18);

// Deploy the pool and initialize the market
uint256 curveFee = 0.05e18; // 5% of APR
uint256 flatFee = 0.0005e18; // 5 bps
deploy(alice, timeStretchApr, curveFee, flatFee, .015e18);
uint256 contribution = 500_000_000e18;
initialize(alice, apr, contribution);

basePaid = basePaid.normalizeToRange(
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1e14,
HyperdriveUtils.calculateMaxLong(hyperdrive)
);

// Get the poolInfo before opening the long.
IHyperdrive.PoolInfo memory poolInfoBefore = hyperdrive.getPoolInfo();

// fast forward time to almost the end of the checkpoint
advanceTime(CHECKPOINT_DURATION - 1, 0);

// Open a long position.
(uint256 maturityTime, uint256 bondAmount) = openLong(bob, basePaid);

// fast forward time to the end of the checkpoint
advanceTime(1, 0);

// Immediately close the long.
closeLong(bob, maturityTime, bondAmount);

// Get the poolInfo after closing the long.
IHyperdrive.PoolInfo memory poolInfoAfter = hyperdrive.getPoolInfo();

// if they aren't the same, then the pool should be the one that wins
assertGe(poolInfoAfter.shareReserves, poolInfoBefore.shareReserves);
}
}