public void testSetReader() throws Exception {
XmlPullParser xpp = factory.newPullParser();
assertEquals(true, xpp.getFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES));
xpp.setInput(null);
assertEquals(XmlPullParser.START_DOCUMENT, xpp.getEventType());
try {
xpp.next();
fail("exception was expected of next() if no input was set on parser");
} catch (XmlPullParserException ex) {
}
// make input suspectible to read ...
ReaderWrapper reader =
new ReaderWrapper(
new StringReader("<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?><foo/>"));
assertEquals("no read() called in just contructed reader", false, reader.calledRead());
xpp.setInput(reader);
checkParserStateNs(xpp, 0, XmlPullParser.START_DOCUMENT, null, 0, null, null, null, false, -1);
assertEquals("read() not called before next()", false, reader.calledRead());
xpp.next();
assertEquals("read() must be called after next()", true, reader.calledRead());
checkParserStateNs(
xpp, 1, XmlPullParser.START_TAG, null, 0, "", "foo", null, true /*empty*/, 0);
}
private static void copyReader(String out) throws Exception {
CloseableRegistry r = new CloseableRegistry();
try {
ReaderWrapper in = new ReaderWrapper(TEST_INPUT_FILE);
r.register(in);
assertEquals(VALUE.length, CopyCharsUtils.copy(in.getReader(), true, out));
} finally {
r.close();
}
}
@Test
public void failReaderWriter() throws Exception {
CopyCharsUtils.copy(VALUE, TEST_INPUT_FILE);
CloseableRegistry r = new CloseableRegistry();
try {
ReaderWrapper in = new ReaderWrapper(TEST_INPUT_FILE);
r.register(in);
WriterWrapper out = new WriterWrapper(TEST_OUTPUT_FILE);
r.register(out);
out.getWriter().close();
CopyCharsUtils.copy(in.getReader(), true, out.getWriter(), true);
fail();
} catch (I18NException ex) {
assertEquals(ex.getDetail(), Messages.CANNOT_COPY_CSTREAMS, ex.getI18NBoundMessage());
} finally {
r.close();
}
}
@Test
public void copyReaderWriter() throws Exception {
CopyCharsUtils.copy(VALUE, TEST_INPUT_FILE);
CloseableRegistry r = new CloseableRegistry();
try {
ReaderWrapper in = new ReaderWrapper(TEST_INPUT_FILE);
r.register(in);
WriterWrapper out = new WriterWrapper(TEST_OUTPUT_FILE);
r.register(out);
assertEquals(
VALUE.length,
CopyCharsUtils.copy(
in.getReader(), true,
out.getWriter(), true));
} finally {
r.close();
}
assertArrayEquals(VALUE, CopyCharsUtils.copy(TEST_OUTPUT_FILE));
}
@Test
public void readShouldReadReaderCorrectlyAndShouldCloseStream() throws Exception {
// Read content shorter than buffer size ...
String content = "This is the way to grandma's house.";
Reader reader = new StringReader(content);
ReaderWrapper wrapper = new ReaderWrapper(reader);
assertThat(wrapper.isClosed(), is(false));
assertThat(IoUtil.read(wrapper), is(content));
assertThat(wrapper.isClosed(), is(true));
// Read content longer than buffer size ...
for (int i = 0; i != 10; ++i) {
content += content; // note this doubles each time!
}
reader = new StringReader(content);
wrapper = new ReaderWrapper(reader);
assertThat(wrapper.isClosed(), is(false));
assertThat(IoUtil.read(wrapper), is(content));
assertThat(wrapper.isClosed(), is(true));
}