Fix ScalbTests

Author: ivancea

x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/expression/function/scalar/math/ScalbTests.java

@@ -94,25 +94,26 @@ private static TestCaseSupplier test(
         Number res,
         Iterable<String> warns
     ) {
-        var supplier = new TestCaseSupplier.TestCase(
-            List.of(new TestCaseSupplier.TypedData(d, dType, "d"), new TestCaseSupplier.TypedData(scaleFactor, scaleType, "scaleFactor")),
-            Strings.format(
-                "Scalb%sEvaluator[d=%s, scaleFactor=Attribute[channel=1]]",
-                pascalize(scaleType),
-                cast(dType)
-
-            ),
-            DataType.DOUBLE,
-            equalTo(res)
-        );
-        for (var warn : warns) {
-            supplier = supplier.withWarning(warn);
-        }
-        var finalSupplier = supplier;
         return new TestCaseSupplier(
             Strings.format("<%s>, <%s>", dType.typeName(), scaleType.typeName()),
             List.of(dType, scaleType),
-            () -> finalSupplier
+            () -> {
+                var supplier = new TestCaseSupplier.TestCase(
+                    List.of(new TestCaseSupplier.TypedData(d, dType, "d"), new TestCaseSupplier.TypedData(scaleFactor, scaleType, "scaleFactor")),
+                    Strings.format(
+                        "Scalb%sEvaluator[d=%s, scaleFactor=Attribute[channel=1]]",
+                        pascalize(scaleType),
+                        cast(dType)
+
+                    ),
+                    DataType.DOUBLE,
+                    equalTo(res)
+                );
+                for (var warn : warns) {
+                    supplier = supplier.withWarning(warn);
+                }
+                return supplier;
+            }
         );
     }