public void testRubyExceptionBacktraceIncludesJavaOrigin() throws Exception {
String script =
"require 'java'\n"
+ "hash = Hash.new { org.jruby.test.TestRaiseException::ThrowFromJava.new.throwIt }\n"
+ "begin; hash['missing']; rescue java.lang.Exception => e; $ex_trace = e.backtrace end \n"
+ "$ex_trace";
RubyArray trace = (RubyArray) runtime.evalScriptlet(script);
String fullTrace = trace.join(runtime.getCurrentContext(), runtime.newString("\n")).toString();
// System.out.println(fullTrace);
// NOTE: 'unknown' JRuby packages e.g. "org.jruby.test" should not be filtered
// ... if they are that hurts stack-traces from extensions such as jruby-rack and jruby-openssl
assertTrue(
trace.get(0).toString(),
trace
.get(0)
.toString()
.startsWith("org.jruby.test.TestRaiseException$ThrowFromJava.throwIt"));
boolean hash_default = false;
for (Object element : trace) {
if (element.toString().contains("org.jruby.RubyHash.default")) {
if (hash_default) fail("duplicate " + element + " in : \n" + fullTrace);
hash_default = true;
}
}
assertTrue("missing org.jruby.RubyHash.default ... in : \n" + fullTrace, hash_default);
}
public void eventHandler(
ThreadContext context, String event, String file, int line, String name, IRubyObject type) {
// Line numbers are 1s based. Arrays are zero based. We need to compensate for that.
line -= 1;
// Make sure that we have SCRIPT_LINES__ and it's a hash
RubyHash scriptLines = getScriptLines(context.getRuntime());
if (scriptLines == null || !scriptLines.containsKey(file)) {
return;
}
// make sure the file's source lines are in SCRIPT_LINES__
cover = getCover(context.getRuntime());
RubyArray lines = (RubyArray) scriptLines.get(file);
if (lines == null || cover == null) {
return;
}
// make sure file's counts are in COVER and set to zero
RubyArray counts = (RubyArray) cover.get(file);
if (counts == null) {
counts = context.getRuntime().newArray();
for (int i = 0; i < lines.size(); i++) {
counts.add(Long.valueOf(0));
}
cover.put(file, counts);
}
// in the case of code generation (one example is instance_eval for routes optimization)
// We could get here and see that we are not matched up with what we expect
if (counts.size() <= line) {
for (int i = counts.size(); i <= line; i++) {
counts.add(Long.valueOf(0));
}
}
if (!context.isWithinTrace()) {
try {
context.setWithinTrace(true);
// update counts in COVER
Long count = (Long) counts.get(line);
if (count == null) {
count = Long.valueOf(0);
}
count = Long.valueOf(count.longValue() + 1);
counts.set(line, count);
} finally {
context.setWithinTrace(false);
}
}
}
@Override
public void accept(ThreadContext context, SaveContextVisitor visitor) {
visitor.enter((Element) node);
XmlNodeSet xmlNodeSet = (XmlNodeSet) children(context);
if (xmlNodeSet.length() > 0) {
RubyArray array = (RubyArray) xmlNodeSet.to_a(context);
for (int i = 0; i < array.getLength(); i++) {
Object item = array.get(i);
if (item instanceof XmlNode) {
XmlNode cur = (XmlNode) item;
cur.accept(context, visitor);
} else if (item instanceof XmlNamespace) {
XmlNamespace cur = (XmlNamespace) item;
cur.accept(context, visitor);
}
}
}
visitor.leave((Element) node);
}