public void TestRebalance()
{
var one = new TestExpression(1, 1);
var two = new TestExpression(2, 3);
var three = new TestExpression(3, 5);
var left = one;
var right = new LeftRightExpression(two, three);
var node = new LeftRightExpression(left, right);
var newNode = node.DoRebalance() as LeftRightExpression;
Assert.That(newNode, Is.SameAs(right));
Assert.That(newNode.Line, Is.EqualTo(one.Line));
Assert.That(newNode.Column, Is.EqualTo(one.Column));
Assert.That(newNode.EndLine, Is.EqualTo(three.EndLine));
Assert.That(newNode.EndColumn, Is.EqualTo(three.EndColumn));
Assert.That(newNode.Right, Is.SameAs(three));
var newLeft = newNode.Left as LeftRightExpression;
Assert.That(newLeft, Is.Not.Null);
Assert.That(newLeft.Left, Is.SameAs(one));
Assert.That(newLeft.Right, Is.SameAs(two));
Assert.That(newLeft.Line, Is.EqualTo(one.Line));
Assert.That(newLeft.Column, Is.EqualTo(one.Column));
Assert.That(newLeft.EndLine, Is.EqualTo(two.EndLine));
Assert.That(newLeft.EndColumn, Is.EqualTo(two.EndColumn));
}
public void TestColumnsNoLeft()
{
var right = new TestExpression(2, 3);
var node = new LeftRightExpression(null, right);
Assert.That(node.Line, Is.EqualTo(right.Line));
Assert.That(node.Column, Is.EqualTo(right.Column));
Assert.That(node.EndLine, Is.EqualTo(right.EndLine));
Assert.That(node.EndColumn, Is.EqualTo(right.EndColumn));
}
public void TestColumns()
{
var left = new TestExpression(1, 1);
var right = new TestExpression(2, 3);
var node = new LeftRightExpression(left, right);
Assert.That(node.Location.Start.Line, Is.EqualTo(left.Location.Start.Line));
Assert.That(node.Location.Start.Column, Is.EqualTo(left.Location.Start.Column));
Assert.That(node.Location.End.Line, Is.EqualTo(right.Location.End.Line));
Assert.That(node.Location.End.Column, Is.EqualTo(right.Location.End.Column));
}
public void TestGetModifications()
{
var left = new VariableExpression("variable1");
var right = new VariableExpression("variable2");
var expr = new LeftRightExpression(left, right);
var modifications = new HashSet <string>();
((INestedExpressions)expr).GetModifications(modifications);
Assert.That(modifications.Count, Is.EqualTo(0));
}
public void TestNestedExpressions()
{
var left = new VariableExpression("variable1");
var right = new VariableExpression("variable2");
var expr = new LeftRightExpression(left, right);
var nested = ((INestedExpressions)expr).NestedExpressions;
Assert.That(nested.Count(), Is.EqualTo(2));
Assert.That(nested.Contains(left));
Assert.That(nested.Contains(right));
}
public void TestGetDependencies()
{
var left = new VariableExpression("variable1");
var right = new VariableExpression("variable2");
var expr = new LeftRightExpression(left, right);
var dependencies = new HashSet <string>();
((INestedExpressions)expr).GetDependencies(dependencies);
Assert.That(dependencies.Count, Is.EqualTo(2));
Assert.That(dependencies.Contains("variable1"));
Assert.That(dependencies.Contains("variable2"));
}
