private static void ignoreThrowable(ThrowableAssert.ThrowingCallable shouldRaiseThrowable) {
    try {
      shouldRaiseThrowable.call();
    } catch (Throwable ignored) {
    }
  }
Unit tests for {@link InternalCacheBuilder} when
{@code InternalDistributedSystem.ALLOW_MULTIPLE_SYSTEMS} is set to true.
geode-core/src/test/java/org/apache/geode/internal/cache/InternalCacheBuilderAllowsMultipleSystemsTest.java