49 lines
1.7 KiB
Solidity
49 lines
1.7 KiB
Solidity
// SPDX-License-Identifier: UNLICENSED
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pragma solidity =0.7.6;
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contract MockObservable {
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Observation private observation0;
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Observation private observation1;
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struct Observation {
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uint32 secondsAgo;
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int56 tickCumulatives;
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uint160 secondsPerLiquidityCumulativeX128s;
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}
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constructor(
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uint32[] memory secondsAgos,
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int56[] memory tickCumulatives,
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uint160[] memory secondsPerLiquidityCumulativeX128s
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) {
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require(
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secondsAgos.length == 2 && tickCumulatives.length == 2 && secondsPerLiquidityCumulativeX128s.length == 2,
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'Invalid test case size'
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);
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observation0 = Observation(secondsAgos[0], tickCumulatives[0], secondsPerLiquidityCumulativeX128s[0]);
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observation1 = Observation(secondsAgos[1], tickCumulatives[1], secondsPerLiquidityCumulativeX128s[1]);
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}
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function observe(uint32[] calldata secondsAgos)
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external
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view
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returns (int56[] memory tickCumulatives, uint160[] memory secondsPerLiquidityCumulativeX128s)
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{
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require(
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secondsAgos[0] == observation0.secondsAgo && secondsAgos[1] == observation1.secondsAgo,
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'Invalid test case'
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);
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int56[] memory _tickCumulatives = new int56[](2);
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_tickCumulatives[0] = observation0.tickCumulatives;
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_tickCumulatives[1] = observation1.tickCumulatives;
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uint160[] memory _secondsPerLiquidityCumulativeX128s = new uint160[](2);
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_secondsPerLiquidityCumulativeX128s[0] = observation0.secondsPerLiquidityCumulativeX128s;
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_secondsPerLiquidityCumulativeX128s[1] = observation1.secondsPerLiquidityCumulativeX128s;
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return (_tickCumulatives, _secondsPerLiquidityCumulativeX128s);
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}
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}
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