Apache
/
commons-math
mirror of https://github.com/apache/commons-math.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

JUnit5 assertThrows ExponentialDecayFunctionTest (#222)

This commit is contained in:
John Patrick 2022-10-20 22:19:22 +01:00 committed by GitHub
parent 7dde96fd0e
commit 5e497dd704
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 19 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
commons-math-neuralnet/src/test/java/org/apache/commons/math4/neuralnet/sofm/util/ExponentialDecayFunctionTest.java
View File

@ -20,25 +20,35 @@ package org.apache.commons.math4.neuralnet.sofm.util;
import org.junit.Test;
import org.junit.Assert;
import static org.junit.jupiter.api.Assertions.assertThrows;
/**
* Tests for {@link ExponentialDecayFunction} class
*/
public class ExponentialDecayFunctionTest {
@Test(expected = IllegalArgumentException.class)
@Test
public void testPrecondition1() {
new ExponentialDecayFunction(0d, 0d, 2);
assertThrows(IllegalArgumentException.class, () ->
new ExponentialDecayFunction(0d, 0d, 2));
}
@Test(expected = IllegalArgumentException.class)
@Test
public void testPrecondition2() {
new ExponentialDecayFunction(1d, 0d, 2);
assertThrows(IllegalArgumentException.class, () ->
new ExponentialDecayFunction(1d, 0d, 2));
}
@Test(expected = IllegalArgumentException.class)
@Test
public void testPrecondition3() {
new ExponentialDecayFunction(1d, 1d, 100);
assertThrows(IllegalArgumentException.class, () ->
new ExponentialDecayFunction(1d, 1d, 100));
}
@Test(expected = IllegalArgumentException.class)
@Test
public void testPrecondition4() {
new ExponentialDecayFunction(1d, 0.2, 0);
assertThrows(IllegalArgumentException.class, () ->
new ExponentialDecayFunction(1d, 0.2, 0));
}
@Test
@ -52,4 +62,5 @@ public class ExponentialDecayFunctionTest {
Assert.assertEquals(valueAtN, f.applyAsDouble(n), 0d);
Assert.assertEquals(0, f.applyAsDouble(Long.MAX_VALUE), 0d);
}
}