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Add test for non-binding lock affinity #167

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Merged
merged 1 commit into from
May 23, 2025
Merged

Add test for non-binding lock affinity #167

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11 changes: 11 additions & 0 deletions affinity/src/test/java/net/openhft/affinity/AffinityLockTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,7 @@
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.List;
import java.util.BitSet;

import static net.openhft.affinity.AffinityLock.PROCESSORS;
import static org.hamcrest.CoreMatchers.is;
Expand Down Expand Up @@ -319,6 +320,16 @@ public void testAffinityLockDescriptions() {
}
}

@Test
public void acquireLockWithoutBindingDoesNotChangeAffinity() {
BitSet before = (BitSet) Affinity.getAffinity().clone();
try (AffinityLock lock = AffinityLock.acquireLock(false)) {
assertFalse(lock.isBound());
assertEquals(before, Affinity.getAffinity());
}
assertEquals(before, Affinity.getAffinity());
}

@Test(expected = IllegalArgumentException.class)
public void testTooHighCpuId() {
AffinityLock.acquireLock(123456);
Expand Down