public void Handles_simple_unary2()
{
var parser = new ScriptParser("not b");
var expr = parser.ParseExpression();
ScriptAssert.Nodes(expr, new TestUnary(UnaryOperator.Not, new TestIdentifier("b")));
}
public void Handles_nested_parenthesis_precedence()
{
var parser = new ScriptParser("a + b * (c / (d - e))");
var expr = parser.ParseExpression();
ScriptAssert.Nodes(expr,
new TestBinary(
new TestIdentifier("a"),
BinaryOperator.Add,
new TestBinary(
new TestIdentifier("b"),
BinaryOperator.Multiply,
new TestBinary(
new TestIdentifier("c"),
BinaryOperator.Divide,
new TestBinary(
new TestIdentifier("d"),
BinaryOperator.Subtract,
new TestIdentifier("e")
)
)
)
)
);
}
public void Handles_simple_update_prefix2()
{
var parser = new ScriptParser("++b");
var expr = parser.ParseExpression();
ScriptAssert.Nodes(expr, new TestUpdate(UpdateOperator.Increment, new TestIdentifier("b")));
}
public void Assigns_correct_node_locations_define()
{
string source = "define amount-of-wood-a-woodchuck-would-chuck-if-a-woodchuck-could-chuck-wood = 0";
var parser = new ScriptParser(source);
var script = parser.Parse();
var visitor = new FlatAstVisitor();
visitor.Traverse(script);
Assert.Collection(visitor.Nodes,
decl => ScriptAssert.NodeMatches(source, "define amount-of-wood-a-woodchuck-would-chuck-if-a-woodchuck-could-chuck-wood = 0", NodeType.Script, decl),
decl => ScriptAssert.NodeMatches(source, "define amount-of-wood-a-woodchuck-would-chuck-if-a-woodchuck-could-chuck-wood = 0", NodeType.DefineDeclaration, decl),
decl => ScriptAssert.NodeMatches(source, "amount-of-wood-a-woodchuck-would-chuck-if-a-woodchuck-could-chuck-wood", NodeType.Identifier, decl),
decl => ScriptAssert.NodeMatches(source, "0", NodeType.Literal, decl)
);
}
public void Assigns_correct_node_locations_short_timeevent()
{
string source = @"on time 7.200: poke-largo";
var parser = new ScriptParser(source);
var script = parser.Parse();
var visitor = new FlatAstVisitor();
visitor.Traverse(script);
Assert.Collection(visitor.Nodes,
decl => ScriptAssert.NodeMatches(source, source, NodeType.Script, decl),
decl => ScriptAssert.NodeMatches(source, source, NodeType.EventDeclaration, decl),
decl => ScriptAssert.NodeMatches(source, "time 7.200", NodeType.TimeEventDeclarator, decl),
decl => ScriptAssert.NodeMatches(source, "7.200", NodeType.Literal, decl),
decl => ScriptAssert.NodeMatches(source, "poke-largo", NodeType.Identifier, decl)
);
}
public void Assigns_correct_node_locations_action()
{
string source = @"action my-action during woodtick-theme {
}".NormalizeNewLines();
var parser = new ScriptParser(source);
var script = parser.Parse();
var visitor = new FlatAstVisitor();
visitor.Traverse(script);
Assert.Collection(visitor.Nodes,
decl => ScriptAssert.NodeMatches(source, source, NodeType.Script, decl),
decl => ScriptAssert.NodeMatches(source, source, NodeType.ActionDeclaration, decl),
decl => ScriptAssert.NodeMatches(source, "my-action", NodeType.Identifier, decl),
decl => ScriptAssert.NodeMatches(source, "woodtick-theme", NodeType.Identifier, decl),
decl => ScriptAssert.NodeMatches(source, "{\n}", NodeType.BlockStatement, decl)
);
}
public void Handles_simple_precedence()
{
var parser = new ScriptParser("a + b * c - d");
var expr = parser.ParseExpression();
ScriptAssert.Nodes(expr,
new TestBinary(
new TestBinary(
new TestIdentifier("a"),
BinaryOperator.Add,
new TestBinary(
new TestIdentifier("b"),
BinaryOperator.Multiply,
new TestIdentifier("c")
)
),
BinaryOperator.Subtract,
new TestIdentifier("d")
)
);
}
public void Assigns_correct_node_locations_multiline_call()
{
string source = @"action {
start-music \
woodtick-theme
}".NormalizeNewLines();
var parser = new ScriptParser(source);
var script = parser.Parse();
var visitor = new FlatAstVisitor();
visitor.Traverse(script);
Assert.Collection(visitor.Nodes,
decl => ScriptAssert.NodeMatches(source, source, NodeType.Script, decl),
decl => ScriptAssert.NodeMatches(source, source, NodeType.ActionDeclaration, decl),
decl => ScriptAssert.NodeMatches(source, "{\n start-music \\\n woodtick-theme\n}", NodeType.BlockStatement, decl),
decl => ScriptAssert.NodeMatches(source, "start-music \\\n woodtick-theme", NodeType.ExpressionStatement, decl),
decl => ScriptAssert.NodeMatches(source, "start-music \\\n woodtick-theme", NodeType.CallExpression, decl),
decl => ScriptAssert.NodeMatches(source, "start-music", NodeType.Identifier, decl),
decl => ScriptAssert.NodeMatches(source, "woodtick-theme", NodeType.Identifier, decl)
);
}
public void Assigns_correct_node_locations_sounds()
{
string source = @"sounds {
'lechuck' lechuck
'woodchuck' woodchuck
}";
var parser = new ScriptParser(source);
var script = parser.Parse();
var visitor = new FlatAstVisitor();
visitor.Traverse(script);
Assert.Collection(visitor.Nodes,
decl => ScriptAssert.NodeMatches(source, source, NodeType.Script, decl),
decl => ScriptAssert.NodeMatches(source, source, NodeType.SoundsDeclaration, decl),
decl => ScriptAssert.NodeMatches(source, "'lechuck' lechuck", NodeType.SoundDeclarator, decl),
decl => ScriptAssert.NodeMatches(source, "'lechuck'", NodeType.Literal, decl),
decl => ScriptAssert.NodeMatches(source, "lechuck", NodeType.Identifier, decl),
decl => ScriptAssert.NodeMatches(source, "'woodchuck' woodchuck", NodeType.SoundDeclarator, decl),
decl => ScriptAssert.NodeMatches(source, "'woodchuck'", NodeType.Literal, decl),
decl => ScriptAssert.NodeMatches(source, "woodchuck", NodeType.Identifier, decl)
);
}