public void CreatingSimpleTree()
{
Tokenizer tokenizer = new Tokenizer(s_errorHandler, true);
List <Token> tokens = tokenizer.process(File.OpenText("code4.txt"));
Parser parser = new Parser(tokens, s_errorHandler);
parser.process();
//Console.WriteLine("Tree: " + parser.getAST().toStringTree());
ASTPainter p = new ASTPainter();
p.PaintAST(parser.getAST());
AST root = parser.getAST();
Assert.AreEqual(Token.TokenType.PROGRAM_ROOT, root.getTokenType());
AST statementList = root.getChild(0);
Assert.AreEqual(Token.TokenType.STATEMENT_LIST, statementList.getTokenType());
AST multiplicationTree = statementList.getChild(1);
Assert.AreEqual(Token.TokenType.OPERATOR, multiplicationTree.getTokenType());
AST operand1 = multiplicationTree.getChild(0);
AST operand2 = multiplicationTree.getChild(1);
Assert.AreEqual("a", operand1.getTokenString());
Assert.AreEqual("b", operand2.getTokenString());
}
public void CreatingSimpleTree()
{
Tokenizer tokenizer = new Tokenizer(s_errorHandler, true);
List<Token> tokens = tokenizer.process(File.OpenText("code4.txt"));
Parser parser = new Parser(tokens, s_errorHandler);
parser.process();
//Console.WriteLine("Tree: " + parser.getAST().toStringTree());
ASTPainter p = new ASTPainter();
p.PaintAST(parser.getAST());
AST root = parser.getAST();
Assert.AreEqual(Token.TokenType.PROGRAM_ROOT, root.getTokenType());
AST statementList = root.getChild(0);
Assert.AreEqual(Token.TokenType.STATEMENT_LIST, statementList.getTokenType());
AST multiplicationTree = statementList.getChild(1);
Assert.AreEqual(Token.TokenType.OPERATOR, multiplicationTree.getTokenType());
AST operand1 = multiplicationTree.getChild(0);
AST operand2 = multiplicationTree.getChild(1);
Assert.AreEqual("a", operand1.getTokenString());
Assert.AreEqual("b", operand2.getTokenString());
}
public void ReplaceASTNode()
{
AST parent = new AST(new Token(Token.TokenType.NAME, "parent"));
AST child1 = new AST(new Token(Token.TokenType.NAME, "child1"));
AST child2 = new AST(new Token(Token.TokenType.NAME, "child2"));
AST child2a = new AST(new Token(Token.TokenType.NAME, "child2a"));
AST child2b = new AST(new Token(Token.TokenType.NAME, "child2b"));
parent.addChild(child1);
parent.addChild(child2);
child2.addChild(child2a);
child2.addChild(child2b);
//AST child3 = new AST(new Token(Token.TokenType.NAME, "child3"));
Console.WriteLine(parent.findParent(child2b).getTokenString());
ASTPainter p = new ASTPainter();
p.PaintAST(parent);
//Assert.Fail();
}
