// This one currently fails with InputStreamLexerSource
public void testCarriageReturnsShouldBeUnreadAutomatically() throws IOException {
LexerSource src = newSource("abc\r\ndef");
assertReadShouldProduce(src, "abc\ndef");
assertEquals(8, src.getOffset());
src.unreadMany("\ndef");
assertEquals(3, src.getOffset());
src.read();
assertEquals(5, src.getOffset());
assertReadShouldProduce(src, "def");
}
@SuppressWarnings("empty-statement")
public void testLinesAndOffsetsAreReported() throws IOException {
LexerSource src = newSource("a\nb\nc\nd\n");
while (src.read() != RubyLexer.EOF) ;
assertEquals(4, src.getLine());
assertEquals(8, src.getOffset());
}
public void testCarriageReturnsShouldBeEaten() {
LexerSource src = newSource("abcd\r\n");
assertReadShouldProduce(src, "abcd\n");
assertEquals(6, src.getOffset());
}