assertEquals(3, result.length);
        assertEquals("a", result[0]);
        assertEquals("b", result[1]);
        assertEquals("c", result[2]);
    }

    @Test
    public void test_simplifyArray_withBlanks() {
        String[] input = { "a", "", "b", "  ", null, "c" };
        String[] result = SearchRequestParams.simplifyArray(input);
        assertEquals(3, result.length);
        assertEquals("a", result[0]);