suggest.update.doc.per.request=2
# Percentage limit for suggestion update contents.
suggest.update.contents.limit.num.percentage=50%
# Maximum number of suggestion update contents.
suggest.update.contents.limit.num=10000
# Maximum document size for suggestion update.
suggest.update.contents.limit.doc.size=50000
# Scroll size for suggestion source reader.
suggest.source.reader.scroll.size=1

            assertEquals(initial + append, content, "Content should include both initial and appended");
        }

        assertEquals(initial.length() + append.length(), file.length(), "File size should be sum of both contents");
    }

    @Test
    void testEmptyDirectory() throws Exception {
        // Test operations on empty directories
        long timestamp = System.currentTimeMillis();