@Test
    public void escapedAsciiContent() {
        xml.escapedAsciiContent("a&\na", false).escapedAsciiContent("a&\na", true);
        assertEquals("a&\naa&\na", getWritten());
    }
This test is currently incomplete. Also much tested in the prelude module though.

@author bratseth
vespajlib/src/test/java/com/yahoo/text/XMLWriterTestCase.java