public void AddVertexCommandTest()
{
Shapes.Models.UndoRedoManager manager = new Shapes.Models.UndoRedoManager();
Shapes.Models.Canvas testCanvas = new Shapes.Models.Canvas();
Shapes.Models.Vertex first = new Shapes.Models.Vertex();
Shapes.Models.Vertex second = new Shapes.Models.Vertex();
Assert.AreEqual(0, testCanvas.Count);
Shapes.Commands.Vertex.AddVertex testCommand =
new Shapes.Commands.Vertex.AddVertex(testCanvas, first, manager);
manager.Execute(testCommand);
Assert.AreEqual(1, testCanvas.Count);
manager.Undo();
Assert.AreEqual(0, testCanvas.Count);
manager.Redo();
Assert.AreEqual(1, testCanvas.Count);
manager.Execute(
new Shapes.Commands.Vertex.AddVertex(testCanvas, second, manager));
Assert.AreEqual(2, testCanvas.Count);
manager.Undo();
manager.Undo();
Assert.AreEqual(0, testCanvas.Count);
manager.Redo();
Assert.AreEqual(1, testCanvas.Count);
Configuration.UndoAll(manager);
}
public void AllInVertexTest()
{
Shapes.Models.Vertex first = new Shapes.Models.Vertex();
Assert.AreEqual(new System.Windows.Point(0, 0), first.Location);
Shapes.Models.Vertex second = new Shapes.Models.Vertex
{
Location = new System.Windows.Point(-2, 4)
};
Assert.AreEqual(new System.Windows.Point(-2, 4), second.Location);
Shapes.Models.Vertex third = new Shapes.Models.Vertex
{
Location = new System.Windows.Point(-2, -5)
};
Assert.AreEqual("Vertex", third.Name);
Shapes.Models.Vertex fourth = new Shapes.Models.Vertex
{
Location = new System.Windows.Point(-4, -5)
};
Assert.IsTrue(fourth.HitTest(new System.Windows.Point(-4, 0)));
Assert.IsTrue(fourth.HitTest(new System.Windows.Point(-1, -4)));
Assert.IsFalse(fourth.HitTest(new System.Windows.Point(3, 1)));
double distance = Shapes.Models.Vertex.GetDistance(second, third);
Assert.AreEqual(9, distance);
distance = Shapes.Models.Vertex.GetDistance(second, fourth);
Assert.AreEqual(System.Math.Sqrt(85), distance);
}
public void RemoveVertexCommandTest()
{
Shapes.Models.UndoRedoManager manager = new Shapes.Models.UndoRedoManager();
Shapes.Models.Canvas canvas = new Shapes.Models.Canvas();
Shapes.Models.Vertex first = new Shapes.Models.Vertex
{
Location = new System.Windows.Point(1, 2)
};
Assert.AreEqual(0, canvas.Count);
Assert.IsFalse(canvas.Contains(first));
canvas.Add(first);
Assert.AreEqual(1, canvas.Count);
Assert.IsTrue(canvas.Contains(first));
Shapes.Commands.Vertex.RemoveVertex removeVertexCommand =
new Shapes.Commands.Vertex.RemoveVertex(canvas, first);
manager.Execute(removeVertexCommand);
Assert.AreEqual(0, canvas.Count);
Assert.IsFalse(canvas.Contains(first));
manager.Undo();
Assert.AreEqual(1, canvas.Count);
Assert.IsTrue(canvas.Contains(first));
manager.Redo();
Assert.AreEqual(0, canvas.Count);
Assert.IsFalse(canvas.Contains(first));
}
public void Radius()
{
Shapes.Models.Vertex v1 = new Shapes.Models.Vertex();
Shapes.Models.Vertex v2 = new Shapes.Models.Vertex();
int startRadiusValue = v1.Radius;
Assert.AreEqual(startRadiusValue, v1.Radius);
Assert.AreEqual(startRadiusValue, v2.Radius);
int newRadiusValue = 8;
v1.Radius = newRadiusValue;
Assert.AreEqual(newRadiusValue, v1.Radius);
Assert.AreEqual(newRadiusValue, v2.Radius);
v1.Radius = startRadiusValue;
}
public void SerialiseShapeBaseAndVertexTest()
{
Shapes.Models.ShapeBase shapeForWritingToFile = new Shapes.Models.Vertex
{
Location = new System.Windows.Point(2, 7)
};
Assert.IsTrue(shapeForWritingToFile is Shapes.Models.Vertex);
string fileName = Configuration.SHAPEBASE_AND_VERTEX_SERIALIZATION_FILE_NAME;
SaveToFile(fileName, shapeForWritingToFile);
Shapes.Models.ShapeBase shapeForReadingFromFile;
LoadFromFile(fileName, out shapeForReadingFromFile, shapeForWritingToFile.GetType());
Assert.IsTrue(shapeForReadingFromFile is Shapes.Models.Vertex);
Shapes.Models.Vertex vertexWrite = (Shapes.Models.Vertex)shapeForWritingToFile;
Shapes.Models.Vertex vertexRead = (Shapes.Models.Vertex)shapeForReadingFromFile;
Assert.IsTrue(vertexWrite.Name == vertexRead.Name && vertexWrite.Location == vertexRead.Location);
}
public void ChangeLocationCommandTest()
{
Shapes.Models.UndoRedoManager manager = new Shapes.Models.UndoRedoManager();
Shapes.Models.Vertex first = new Shapes.Models.Vertex
{
Location = new System.Windows.Point(1, 2)
};
Assert.AreEqual(new System.Windows.Point(1, 2), first.Location);
Shapes.Commands.Vertex.ChangeLocation changeLocationCommand =
new Shapes.Commands.Vertex.ChangeLocation(first, new System.Windows.Point(5, 6));
manager.Execute(changeLocationCommand);
Assert.AreEqual(new System.Windows.Point(5, 6), first.Location);
manager.Undo();
Assert.AreEqual(new System.Windows.Point(1, 2), first.Location);
manager.Redo();
Assert.AreEqual(new System.Windows.Point(5, 6), first.Location);
}
public void SerialiseVertexTest()
{
XmlSerializer xmlFormat = new XmlSerializer(typeof(Shapes.Models.Vertex));
Shapes.Models.Vertex vertexForWritingToFile = new Shapes.Models.Vertex
{
Location = new System.Windows.Point(2, 7)
};
Shapes.Models.Vertex vertexForReadingFromFile;
string fileName = Configuration.VERTEX_SERIALIZATION_FILE_NAME;
using (System.IO.FileStream fStream = new System.IO.FileStream(fileName,
System.IO.FileMode.Create, System.IO.FileAccess.Write, System.IO.FileShare.None))
{
xmlFormat.Serialize(fStream, vertexForWritingToFile);
}
using (System.IO.FileStream fStream = new System.IO.FileStream(fileName,
System.IO.FileMode.Open, System.IO.FileAccess.Read, System.IO.FileShare.None))
{
vertexForReadingFromFile = (Shapes.Models.Vertex)xmlFormat.Deserialize(fStream);
}
Assert.IsTrue(vertexForWritingToFile.Location == vertexForReadingFromFile.Location);
}
