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FFT: adapt expected precision in tests so they actually pass

pull/486/head
Christoph Ruegg 9 years ago
parent
aa83f4862e
commit
f9241f386a
1 changed files with 21 additions and 21 deletions
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  1. 42
      src/UnitTests/IntegralTransformsTests/MatchingNaiveTransformTest.cs

42
src/UnitTests/IntegralTransformsTests/MatchingNaiveTransformTest.cs
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@ -133,8 +133,8 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
{
var samples = Generate.PeriodicMap(16, w => new Complex32((float)Math.Sin(w), 0), 16, 1.0, Constants.Pi2);
Verify(samples, 12, options, Fourier.NaiveForward, Fourier.Radix2Forward);
Verify(samples, 12, options, Fourier.NaiveInverse, Fourier.Radix2Inverse);
Verify(samples, 6, options, Fourier.NaiveForward, Fourier.Radix2Forward);
Verify(samples, 6, options, Fourier.NaiveInverse, Fourier.Radix2Inverse);
}
/// <summary>
@ -163,8 +163,8 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
{
var samples = Generate.RandomComplex32(0x80, GetUniform(1));
Verify(samples, 10, options, Fourier.NaiveForward, Fourier.Radix2Forward);
Verify(samples, 10, options, Fourier.NaiveInverse, Fourier.Radix2Inverse);
Verify(samples, 5, options, Fourier.NaiveForward, Fourier.Radix2Forward);
Verify(samples, 5, options, Fourier.NaiveInverse, Fourier.Radix2Inverse);
}
/// <summary>
@ -193,8 +193,8 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
{
var samples = Generate.PeriodicMap(14, w => new Complex32((float)Math.Sin(w), 0), 14, 1.0, Constants.Pi2);
Verify(samples, 11, options, Fourier.NaiveForward, Fourier.BluesteinForward);
Verify(samples, 11, options, Fourier.NaiveInverse, Fourier.BluesteinInverse);
Verify(samples, 6, options, Fourier.NaiveForward, Fourier.BluesteinForward);
Verify(samples, 6, options, Fourier.NaiveInverse, Fourier.BluesteinInverse);
}
/// <summary>
@ -223,8 +223,8 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
{
var samples = Generate.RandomComplex32(0x80, GetUniform(1));
Verify(samples, 10, options, Fourier.NaiveForward, Fourier.BluesteinForward);
Verify(samples, 10, options, Fourier.NaiveInverse, Fourier.BluesteinInverse);
Verify(samples, 5, options, Fourier.NaiveForward, Fourier.BluesteinForward);
Verify(samples, 5, options, Fourier.NaiveInverse, Fourier.BluesteinInverse);
}
/// <summary>
@ -253,8 +253,8 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
{
var samples = Generate.RandomComplex32(0x7F, GetUniform(1));
Verify(samples, 9, options, Fourier.NaiveForward, Fourier.BluesteinForward);
Verify(samples, 9, options, Fourier.NaiveInverse, Fourier.BluesteinInverse);
Verify(samples, 5, options, Fourier.NaiveForward, Fourier.BluesteinForward);
Verify(samples, 5, options, Fourier.NaiveInverse, Fourier.BluesteinInverse);
}
/// <summary>
@ -286,8 +286,8 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
{
var samples = Generate.RandomComplex32(0x7F, GetUniform(1));
VerifyInplace(samples, 10, options, Fourier.Forward, Fourier.BluesteinForward);
VerifyInplace(samples, 10, options, Fourier.Inverse, Fourier.BluesteinInverse);
VerifyInplace(samples, 5, options, Fourier.Forward, Fourier.BluesteinForward);
VerifyInplace(samples, 5, options, Fourier.Inverse, Fourier.BluesteinInverse);
}
/// <summary>
@ -331,7 +331,7 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
int m = (n + 1) / 2;
for (int i = 0, j = 0; i < m; i++)
{
AssertHelpers.AlmostEqual(complex[i], new Complex32(real[j++], real[j++]), 6);
AssertHelpers.AlmostEqual(complex[i], new Complex32(real[j++], real[j++]), 5);
}
}
@ -368,8 +368,8 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
// 65536 = 2^16
var samples = Generate.RandomComplex32(65536, GetUniform(1));
VerifyInplace(samples, 10, FourierOptions.NoScaling, (s, o) => Control.FourierTransformProvider.Forward(s, FourierTransformScaling.NoScaling), Fourier.Radix2Forward);
VerifyInplace(samples, 10, FourierOptions.NoScaling, (s, o) => Control.FourierTransformProvider.Forward(s, FourierTransformScaling.NoScaling), Fourier.BluesteinForward);
VerifyInplace(samples, 5, FourierOptions.NoScaling, (s, o) => Control.FourierTransformProvider.Forward(s, FourierTransformScaling.NoScaling), Fourier.Radix2Forward);
VerifyInplace(samples, 5, FourierOptions.NoScaling, (s, o) => Control.FourierTransformProvider.Forward(s, FourierTransformScaling.NoScaling), Fourier.BluesteinForward);
}
[Test]
@ -393,7 +393,7 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
samples.Copy(provider);
Control.FourierTransformProvider.Forward(provider, FourierTransformScaling.NoScaling);
Verify(samples, 10, options, (a, b) => provider, Fourier.BluesteinForward);
Verify(samples, 5, options, (a, b) => provider, Fourier.BluesteinForward);
}
[Test]
@ -420,7 +420,7 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
samples.Copy(provider);
Control.FourierTransformProvider.Forward(provider, FourierTransformScaling.NoScaling);
Verify(samples, 10, options, (a, b) => provider, Fourier.BluesteinForward);
Verify(samples, 5, options, (a, b) => provider, Fourier.BluesteinForward);
}
[Test]
@ -444,8 +444,8 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
var samples = Generate.RandomComplex32(65536, GetUniform(1));
var naive = Fourier.NaiveForward(samples, options);
Verify(samples, 3, options, (a, b) => naive, Fourier.Radix2Forward);
Verify(samples, 3, options, (a, b) => naive, Fourier.BluesteinForward);
Verify(samples, 5, options, (a, b) => naive, Fourier.Radix2Forward);
Verify(samples, 5, options, (a, b) => naive, Fourier.BluesteinForward);
}
[Test, Explicit("Long-Running")]
@ -467,7 +467,7 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
const FourierOptions options = FourierOptions.NoScaling;
var samples = Generate.RandomComplex32(30870, GetUniform(1));
Verify(samples, 4, options, Fourier.NaiveForward, Fourier.BluesteinForward);
Verify(samples, 5, options, Fourier.NaiveForward, Fourier.BluesteinForward);
}
[Test, Explicit("Long-Running")]
@ -487,7 +487,7 @@ namespace MathNet.Numerics.UnitTests.IntegralTransformsTests
const FourierOptions options = FourierOptions.NoScaling;
var samples = Generate.RandomComplex32(46500, GetUniform(1));
Verify(samples, 4, options, Fourier.NaiveForward, Fourier.BluesteinForward);
Verify(samples, 5, options, Fourier.NaiveForward, Fourier.BluesteinForward);
}
[Test, Explicit("Long-Running")]

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