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 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_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")
)
);
}