diff options
Diffstat (limited to 'Source/UnitTests')
| -rw-r--r-- | Source/UnitTests/BasetypesTests/BigDecTests.cs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/Source/UnitTests/BasetypesTests/BigDecTests.cs b/Source/UnitTests/BasetypesTests/BigDecTests.cs index cee80216..4c26a21a 100644 --- a/Source/UnitTests/BasetypesTests/BigDecTests.cs +++ b/Source/UnitTests/BasetypesTests/BigDecTests.cs @@ -24,6 +24,37 @@ namespace BasetypesTests Assert.AreEqual(-1, v.Exponent); Assert.AreEqual(new BigInteger(15.0), v.Mantissa); } + + [TestCase("0.0", 0, 0)] + [TestCase("5.0", 5, 5)] + [TestCase("5.5", 5, 6)] + [TestCase("5.9", 5, 6)] + [TestCase("15e1", 150, 150)] + [TestCase("15e-1", 1, 2)] + // Negative values + // Note we expect floor to round towards negative infinity + // and ceiling to round towards positive infinity + [TestCase("-15e-1", -2, -1)] + [TestCase("-5.0", -5, -5)] + [TestCase("-5e0", -5, -5)] + [TestCase("-5e1", -50, -50)] + [TestCase("-5e-1", -1, 0)] + [TestCase("-5.5", -6, -5)] + [TestCase("-5.9", -6, -5)] + public void FloorAndCeil(string value, int expectedFloor, int expectedCeiling) + { + var v = BigDec.FromString(value); + if (value.StartsWith ("-")) + Assert.IsTrue(v.IsNegative); + else + Assert.IsTrue(v.IsPositive || v.IsZero); + + BigInteger floor = 0; + BigInteger ceiling = 0; + v.FloorCeiling(out floor, out ceiling); + Assert.AreEqual(new BigInteger(expectedFloor), floor); + Assert.AreEqual(new BigInteger(expectedCeiling), ceiling); + } } } |