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Merged
thedavidmeister merged 2 commits into from
May 5, 2025
Merged

tests #40

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4d186b1
tests
thedavidmeister May 5, 2025
44cd8b6
Merge branch 'main' into 2025-05-05-tets
thedavidmeister May 5, 2025
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11 changes: 11 additions & 0 deletions test/src/lib/LibDecimalFloat.eq.t.sol
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Original file line number Diff line number Diff line change
Expand Up @@ -41,4 +41,15 @@ contract LibDecimalFloatEqTest is Test {

assertEq(eq, !lt && !gt);
}

/// Test some zeros.
function testEqZero(int32 exponent) external pure {
Float wrapZero = Float.wrap(0);
Float packZeroBasic = LibDecimalFloat.packLossless(0, 0);
Float packZero = LibDecimalFloat.packLossless(0, exponent);

assertTrue(wrapZero.eq(packZero));
assertTrue(wrapZero.eq(packZeroBasic));
assertEq(Float.unwrap(wrapZero), Float.unwrap(packZeroBasic));
}
}
18 changes: 18 additions & 0 deletions test/src/lib/LibDecimalFloat.lt.t.sol
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Expand Up @@ -10,6 +10,20 @@ import {Test} from "forge-std/Test.sol";
contract LibDecimalFloatLtTest is Test {
using LibDecimalFloat for Float;

function checkExample(
int256 signedCoefficientA,
int32 exponentA,
int256 signedCoefficientB,
int32 exponentB,
bool expected
) internal pure {
Float a = LibDecimalFloat.packLossless(signedCoefficientA, exponentA);
Float b = LibDecimalFloat.packLossless(signedCoefficientB, exponentB);

bool actual = LibDecimalFloat.lt(a, b);
assertEq(actual, expected);
}

function testLtReference(Float a, Float b) external pure {
bool actual = LibDecimalFloat.lt(a, b);
(int256 signedCoefficientA, int256 exponentA) = a.unpack();
Expand Down Expand Up @@ -139,4 +153,8 @@ contract LibDecimalFloatLtTest is Test {
LibDecimalFloat.packLossless(1, type(int32).max), LibDecimalFloat.packLossless(1, type(int32).min)
);
}

function testLtExamples() external pure {
checkExample(999999999999974209482711874742541185097679753153111, -51, 0, 0, false);
}
}