Sonar fix: Use @ParameterizedTest
diff --git a/commons-rng-sampling/src/test/java/org/apache/commons/rng/sampling/distribution/GuideTableDiscreteSamplerTest.java b/commons-rng-sampling/src/test/java/org/apache/commons/rng/sampling/distribution/GuideTableDiscreteSamplerTest.java
index f715476..0f51836 100644
--- a/commons-rng-sampling/src/test/java/org/apache/commons/rng/sampling/distribution/GuideTableDiscreteSamplerTest.java
+++ b/commons-rng-sampling/src/test/java/org/apache/commons/rng/sampling/distribution/GuideTableDiscreteSamplerTest.java
@@ -24,6 +24,8 @@
import org.apache.commons.rng.simple.RandomSource;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
/**
* Test for the {@link GuideTableDiscreteSampler}.
@@ -126,31 +128,13 @@
/**
* Test sampling from a non-uniform distribution of probabilities (these sum to 1).
+ * The alpha used in the default (1.0) or a smaller or larger value than the default.
*/
- @Test
- void testNonUniformSamplesWithProbabilities() {
+ @ParameterizedTest
+ @ValueSource(doubles = {1.0, 0.1, 10.0})
+ void testNonUniformSamplesWithProbabilities(double alpha) {
final double[] expected = {0.1, 0.2, 0.3, 0.1, 0.3};
- checkSamples(expected, 1.0);
- }
-
- /**
- * Test sampling from a non-uniform distribution of probabilities with an alpha smaller than
- * the default.
- */
- @Test
- void testNonUniformSamplesWithProbabilitiesWithSmallAlpha() {
- final double[] expected = {0.1, 0.2, 0.3, 0.1, 0.3};
- checkSamples(expected, 0.1);
- }
-
- /**
- * Test sampling from a non-uniform distribution of probabilities with an alpha larger than
- * the default.
- */
- @Test
- void testNonUniformSamplesWithProbabilitiesWithLargeAlpha() {
- final double[] expected = {0.1, 0.2, 0.3, 0.1, 0.3};
- checkSamples(expected, 10.0);
+ checkSamples(expected, alpha);
}
/**
