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

    public void test_simplifyArray_withSingleElement() {
        String[] input = { "single" };
        String[] result = SearchRequestParams.simplifyArray(input);
        assertEquals(1, result.length);
        assertEquals("single", result[0]);
    }