(commons-math) branch master updated: Allow test to fail with OutOfMemoryError

[aherbert]

This is an automated email from the ASF dual-hosted git repository.

asf-gitbox-commits pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/commons-math.git


The following commit(s) were added to refs/heads/master by this push:
     new b1bbc2cb1 Allow test to fail with OutOfMemoryError
b1bbc2cb1 is described below

commit b1bbc2cb1bb14081d024a7da31929bfe7f98914b
Author: Alex Herbert <aherb...@apache.org>
AuthorDate: Tue Oct 20 13:39:54 2026 +0100

    Allow test to fail with OutOfMemoryError
---
 .../legacy/field/linalg/FP64FieldDenseMatrixTest.java     | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git 
a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/field/linalg/FP64FieldDenseMatrixTest.java
 
b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/field/linalg/FP64FieldDenseMatrixTest.java
index 339eb24f6..11991b83d 100644
--- 
a/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/field/linalg/FP64FieldDenseMatrixTest.java
+++ 
b/commons-math-legacy/src/test/java/org/apache/commons/math4/legacy/field/linalg/FP64FieldDenseMatrixTest.java
@@ -37,9 +37,18 @@ public class FP64FieldDenseMatrixTest {
 
     @Test
     public void testVeryLargeAllocation() {
-        final int r = 1 << 15;
-        final int c = 1 << 15;
-        final FieldDenseMatrix<FP64> a = 
FieldDenseMatrix.create(FP64Field.get(), r, c);
+        try {
+            final int r = 1 << 15;
+            final int c = 1 << 15;
+            final FieldDenseMatrix<FP64> a = 
FieldDenseMatrix.create(FP64Field.get(), r, c);
+        } catch (OutOfMemoryError ignored) {
+            // This test may fail if run within a JVM with limited memory.
+            // Expected:
+            // - array size r*c too large for any JVM: IllegalArgumentException
+            // - array size r*c is possible: attempt to allocate array
+            // The purpose of the test is to verify an attempt will be made to 
allocate
+            // the array of size 2^30. If an OOM error occurred then this is a 
pass.
+        }
     }
 
     @Test