UTF8UtilTest.java 文件源码

/**
 * Tests that <code>skipFully</code> throws exception if there is a UTF-8
 * encoding error in the stream
 * 
 * @throws IOException if the test fails for some unexpected reason
 */
public void testSkipFullyOnInvalidStreamCJK()
        throws IOException {
    final int charLength = 10;
    InputStream in = new ReaderToUTF8Stream(
            new LoopingAlphabetReader(charLength, CharAlphabet.cjkSubset()),
            charLength, 0, "ignored-test-type");
    in.skip(2L); // Skip encoded length added by ReaderToUTF8Stream.
    in.skip(1L); // Skip one more byte to trigger a UTF error.
    try {
        UTF8Util.skipFully(in, charLength);
        fail("Should have failed because of UTF error.");
    } catch (UTFDataFormatException udfe) {
        // As expected, do nothing.
    }
}