private void DoPrinterTest(LNode node, StringBuilder sb)
{
sb.Length = 0;
_messages.List.Clear();
var p = LesNodePrinter.New(sb, "\t", "\n", _messages);
p.Print(node);
Assert.AreEqual(0, _messages.List.Count);
var reparsed = LesLanguageService.Value.Parse(sb.ToString(), _messages);
Assert.AreEqual(0, _messages.List.Count);
Assert.AreEqual(1, reparsed.Count);
Assert.AreEqual(node, reparsed[0]);
}
protected override MessageHolder Test(Mode mode, int parseErrors, string str, params LNode[] nodes)
{
var messages = new MessageHolder();
if (parseErrors == 0)
{
if (mode == Mode.Exact)
{
var sb = new StringBuilder();
var printer = LesNodePrinter.New(sb, " ", "\n", messages);
var sep = "";
foreach (LNode node in nodes)
{
sb.Append(sep);
sep = "\n";
printer.Print(node);
}
Assert.AreEqual(str, sb.ToString());
}
else
{
// Start by parsing. If parsing fails, just stop; such errors are
// already reported by LesParserTests so we need not report them here.
var results = LesLanguageService.Value.Parse(str, messages);
if (messages.List.Count == 0)
{
var sb = new StringBuilder();
foreach (LNode node in nodes)
{
DoPrinterTest(node, sb);
}
}
}
}
return(messages);
}