TestVectorUtilSupport increase delta for larger vector sizes (#15443)

tteofili · web-flow · commit 311c0a815248 · 2025-11-29T16:00:32.000+01:00
diff --git a/lucene/core/src/test/org/apache/lucene/internal/vectorization/TestVectorUtilSupport.java b/lucene/core/src/test/org/apache/lucene/internal/vectorization/TestVectorUtilSupport.java
@@ -306,10 +306,11 @@ public void testMinMaxScalarQuantize() {
   }
 
   private void assertFloatReturningProviders(ToDoubleFunction<VectorUtilSupport> func) {
-    assertEquals(
-        func.applyAsDouble(LUCENE_PROVIDER.getVectorUtilSupport()),
-        func.applyAsDouble(PANAMA_PROVIDER.getVectorUtilSupport()),
-        delta);
+    double luceneProviderResults = func.applyAsDouble(LUCENE_PROVIDER.getVectorUtilSupport());
+    double panamaProviderResults = func.applyAsDouble(PANAMA_PROVIDER.getVectorUtilSupport());
+    double delta =
+        Math.max(this.delta, this.delta * Math.max(luceneProviderResults, panamaProviderResults));
+    assertEquals(luceneProviderResults, panamaProviderResults, delta);
   }
 
   private void assertIntReturningProviders(ToIntFunction<VectorUtilSupport> func) {

Original file line number	Diff line number	Diff line change
`@@ -306,10 +306,11 @@ public void testMinMaxScalarQuantize() {`
`306`	`306`	`}`
`307`	`307`
`308`	`308`	`private void assertFloatReturningProviders(ToDoubleFunction<VectorUtilSupport> func) {`
`309`		`- assertEquals(`
`310`		`- func.applyAsDouble(LUCENE_PROVIDER.getVectorUtilSupport()),`
`311`		`- func.applyAsDouble(PANAMA_PROVIDER.getVectorUtilSupport()),`
`312`		`- delta);`
	`309`	`+ double luceneProviderResults = func.applyAsDouble(LUCENE_PROVIDER.getVectorUtilSupport());`
	`310`	`+ double panamaProviderResults = func.applyAsDouble(PANAMA_PROVIDER.getVectorUtilSupport());`
	`311`	`+ double delta =`
	`312`	`+ Math.max(this.delta, this.delta * Math.max(luceneProviderResults, panamaProviderResults));`
	`313`	`+ assertEquals(luceneProviderResults, panamaProviderResults, delta);`
`313`	`314`	`}`
`314`	`315`
`315`	`316`	`private void assertIntReturningProviders(ToIntFunction<VectorUtilSupport> func) {`