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AK: Fix FixedPoint to integral comparisons

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Add tests to ensure that the fixed point numbers compare correctly to
integrals
This commit is contained in:
kleines Filmröllchen 2022-02-15 00:32:55 +01:00 • committed by Andreas Kling
parent f5fd2f3857
commit 5d6e3441fe
2 changed files with 29 additions and 24 deletions
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25
Tests/AK/TestFixedPoint.cpp
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@ -73,6 +73,31 @@ TEST_CASE(rounding)
EXPECT_EQ(Type(-1.5).ltrunk(), -1);
}
TEST_CASE(comparison)
{
EXPECT(Type(0) < 1);
EXPECT(Type(0) <= 1);
EXPECT(Type(0) <= 0);
EXPECT(Type(-10) <= -10);
EXPECT(Type(4.25) > 4);
EXPECT(Type(4.25) >= 4);
EXPECT(Type(4.25) <= 5);
EXPECT(Type(4.25) < 5);
EXPECT(Type(1.5) > 1);
EXPECT(!(FixedPoint<4, u8>(2) > 128));
EXPECT(!(FixedPoint<4, u8>(2) >= 128));
EXPECT(Type(-6.25) < -6);
EXPECT(Type(-6.25) <= -6);
EXPECT(Type(-6.75) > -7);
EXPECT(Type(-6.75) >= -7);
EXPECT(Type(17) == 17);
EXPECT(Type(-8) != -9);
}
TEST_CASE(cast)
{
FixedPoint<16, u32> downcast_value1(FixedPoint<32, u64>(123.4567));