/**
* Returns an atomized content for any node kind. The atomized value can be an attribute value or
* XML content.
*
* @param pre pre value
* @return atomized value
*/
public final byte[] atom(final int pre) {
switch (kind(pre)) {
case TEXT:
case COMM:
return text(pre, true);
case ATTR:
return text(pre, false);
case PI:
byte[] txt = text(pre, true);
final int i = indexOf(txt, ' ');
return i == -1 ? EMPTY : substring(txt, i + 1);
default:
// create atomized text node
TokenBuilder tb = null;
byte[] t = EMPTY;
int p = pre;
final int s = p + size(p, kind(p));
while (p != s) {
final int k = kind(p);
if (k == TEXT) {
txt = text(p, true);
if (t == EMPTY) {
t = txt;
} else {
if (tb == null) tb = new TokenBuilder(t);
tb.add(txt);
}
}
p += attSize(p, k);
}
return tb == null ? t : tb.finish();
}
}
/** Tests the specified instance. */
@Test
public void test() {
final StringBuilder sb = new StringBuilder();
int fail = 0;
for (final Object[] qu : queries) {
final boolean correct = qu.length == 3;
final String query = qu[correct ? 2 : 1].toString();
final Value cmp = correct ? (Value) qu[1] : null;
final QueryProcessor qp = new QueryProcessor(query, context);
try {
final Value val = qp.value();
if (!correct || !new DeepCompare().equal(val, cmp)) {
sb.append("[" + qu[0] + "] " + query);
String s = correct && cmp.size() != 1 ? "#" + cmp.size() : "";
sb.append("\n[E" + s + "] ");
if (correct) {
final String cp = cmp.toString();
sb.append('\'');
sb.append(cp.length() > 1000 ? cp.substring(0, 1000) + "..." : cp);
sb.append('\'');
} else {
sb.append("error");
}
final TokenBuilder types = new TokenBuilder();
for (final Item it : val) types.add(it.type.toString()).add(" ");
s = val.size() == 1 ? "" : "#" + val.size();
sb.append("\n[F" + s + "] '" + val + "', " + types + details() + '\n');
++fail;
}
} catch (final Exception ex) {
final String msg = ex.getMessage();
if (correct || msg == null || msg.contains("mailman")) {
final String cp = correct && cmp.data() != null ? cmp.toString() : "()";
sb.append(
"["
+ qu[0]
+ "] "
+ query
+ "\n[E] "
+ cp
+ "\n[F] "
+ (msg == null ? Util.className(ex) : msg.replaceAll("\r\n?|\n", " "))
+ ' '
+ details()
+ '\n');
ex.printStackTrace();
++fail;
}
} finally {
qp.close();
}
}
if (fail != 0) fail(fail + " Errors. [E] = expected, [F] = found:\n" + sb.toString().trim());
}
