@Test(dataProvider = "getIterable")
public void testExpand(Iterable iterable, int size) {
final TridentTuple tuple = mock(TridentTuple.class);
final TridentCollector collector = mock(TridentCollector.class);
when(tuple.getValue(0)).thenReturn(iterable);
Expand expand = new Expand();
expand.execute(tuple, collector);
verify(tuple, times(1)).getValue(0);
verify(collector, times(size)).emit(any(Values.class));
}
public Expand getExpand(PExpand declaration) {
if (declaration == null) {
throw new InternalException("declaration may not be null");
}
Expand expand = getGlobalIndex().getExpand(declaration, this);
if (expand.getEnclosingMacro() != this) {
throw new InternalError("getExpand must be called on its enclosing macro");
}
ExpandSignature signature = expand.getSignature();
this.expandSignatures.add(signature);
for (Macro macro : signature.getMacroSet()) {
this.explicitlyExpandedMacros.add(macro);
macro.addCaller(this);
}
return expand;
}
@Override
public XStream<String> expand() {
return new XStreamImpl<>(Expand.expand().apply(new Stringify<T>().apply(stream)));
}
/** Expand entities in the attributes of the current Node. */
public ActiveAttrList expandAttrs(ActiveAttrList attrs) {
return Expand.expandAttrs(this, attrs);
}
