final byte[] bytes = readBytes(inputFile);
        assertThat(bytes, is("あいうえお".getBytes("UTF-8")));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testReadUTF8() throws Exception {
        assertThat(FileUtil.readUTF8(getPath("hoge_utf8.txt")), is("あ"));
    }

    private String getPath(final String fileName) {