34 lines
1.4 KiB
Java
Executable File
34 lines
1.4 KiB
Java
Executable File
package org.broadinstitute.sting.utils;
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import org.junit.Assert;
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import org.junit.BeforeClass;
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import org.junit.Test;
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import org.broadinstitute.sting.BaseTest;
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import org.broadinstitute.sting.utils.MathUtils;
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import java.io.File;
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/**
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* Basic unit test for MathUtils
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*/
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public class MathUtilsTest extends BaseTest {
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@BeforeClass
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public static void init() { }
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/**
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* Tests that we get the right values from the binomial distribution
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*/
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@Test
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public void testBinomialProbability() {
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logger.warn("Executing testBinomialProbability");
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Assert.assertTrue(MathUtils.compareDoubles(MathUtils.binomialProbability(2, 3, 0.5), 0.375, 0.001) == 0);
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Assert.assertTrue(MathUtils.compareDoubles(MathUtils.binomialProbability(10, 100, 0.5), 1.365543e-17, 1e-18) == 0);
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Assert.assertTrue(MathUtils.compareDoubles(MathUtils.binomialProbability(73, 217, 0.02), 4.521904e-67, 1e-68) == 0);
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Assert.assertTrue(MathUtils.compareDoubles(MathUtils.binomialProbability(100, 300, 0.02), 9.27097e-91, 1e-92) == 0);
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Assert.assertTrue(MathUtils.compareDoubles(MathUtils.binomialProbability(150, 300, 0.98), 6.462892e-168, 1e-169) == 0);
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Assert.assertTrue(MathUtils.compareDoubles(MathUtils.binomialProbability(120, 300, 0.98), 3.090054e-221, 1e-222) == 0);
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Assert.assertTrue(MathUtils.compareDoubles(MathUtils.binomialProbability(112, 300, 0.98), 2.34763e-236, 1e-237) == 0);
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}
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} |