assertEquals("AAA_BBB", StringUtil.decamelize("aaaBbb"));
        assertEquals("AAA_BBB", StringUtil.decamelize("AaaBbb"));
        assertEquals("AAA_BBB_C", StringUtil.decamelize("aaaBbbC"));
        assertEquals("USER_ID", StringUtil.decamelize("UserId"));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testIsNumver() throws Exception {

				if err != nil {
					t.Errorf("i=%d, firstN=%d, flush=%t: NewWriter: %v", i, firstN, flush, err)
					continue
				}
				for _, n := range tc {
					want = append(want, abcabc[:n]...)
					if _, err := w.Write(abcabc[:n]); err != nil {
						t.Errorf("i=%d, firstN=%d, flush=%t: Write: %v", i, firstN, flush, err)
						continue outer
					}
					if !flush {
						continue
					}

		}
		return out
	})
}

// test tests an arbitrary suffix array construction function.
// Generates many inputs, builds and checks suffix arrays.
func test(t *testing.T, build func([]byte) []int) {
	t.Run("ababab...", func(t *testing.T) {
		// Very repetitive input has numLMS = len(x)/2-1
		// at top level, the largest it can be.
		// But maxID is only two (aba and ab$).
		size := 100000
		if testing.Short() {

		}
	}
}

// assignID_8_32 assigns a dense ID numbering to the
// set of LMS-substrings respecting string ordering and equality,
// returning the maximum assigned ID.
// For example given the input "ababab", the LMS-substrings
// are "aba", "aba", and "ab", renumbered as 2 2 1.
// sa[len(sa)-numLMS:] holds the LMS-substring indexes
// sorted in string order, so to assign numbers we can