@Test
public void testReadLine09() throws Exception {

    // 前処理(引数)
    String str = "123456789012345678901234567890";
    Reader reader = new BufferedReader(new StringReader(str));
    String encoding = "";
    int totalBytes = 10;
    LineFeed0LineReader target = new LineFeed0LineReader(reader, encoding, totalBytes);
    // テスト実施
    try {
        target.readLine();
        fail();
    } catch (Exception e) {
        // 判定
        assertTrue(e instanceof FileException);
        assertEquals("Reader control operation was failed.", e.getMessage());
        assertTrue(e.getCause() instanceof IOException);
    }
}