public void TestToString()
{
double x = 3;
double y = 5;
VectorPath path = new VectorPath();
Vector vector = new Vector(x, y);
path.Add(vector);
string expected = $"[{x};{y}] with magnitude {vector.Magnitude()}\n";
vector = new Vector(x, -y);
path.Add(vector);
expected += $"[{x};{-y}] with magnitude {vector.Magnitude()}\n";
vector = new Vector(-x, -y);
path.Add(vector);
expected += $"[{-x};{-y}] with magnitude {vector.Magnitude()}\n";
vector = new Vector(-x, y);
path.Add(vector);
expected += $"[{-x};{y}] with magnitude {vector.Magnitude()}";
Assert.Equal(expected, path.ToString());
}
public void TestResultingTwoVectors()
{
VectorPath path = new VectorPath();
path.Add(new Vector(3, 4));
path.Add(new Vector(5, -1));
Vector result = path.ResultingVector();
Assert.Equal(8, result.X(), 2);
Assert.Equal(3, result.Y(), 2);
}
public void TestResultingFourVectors()
{
VectorPath path = new VectorPath();
path.Add(new Vector(11.98, 0.63));
path.Add(new Vector(22.63, 22.63));
path.Add(new Vector(1.92, -0.55));
path.Add(new Vector(-3.36, 12.56));
Vector result = path.ResultingVector();
Assert.Equal(33.17, result.X(), 2);
Assert.Equal(35.27, result.Y(), 2);
}
static void Main(string[] args)
{
Console.WriteLine("Welcome to Vectors - From Start to End");
Console.WriteLine("This app allows you to insert mathematical vectors");
Console.WriteLine("and calculate the resulting total vector.\n");
VectorPath path = new VectorPath();
bool keepAddingVectors = true;
do
{
Console.Write("Please enter the x and y coordinates (separated with space - both zero stops): ");
string[] coordinates = Console.ReadLine().Split(" ");
if (coordinates[0] != "0" && coordinates[0] != "0")
{
double x = Convert.ToDouble(coordinates[0]);
double y = Convert.ToDouble(coordinates[1]);
path.Add(new Vector(x, y));
}
else
{
keepAddingVectors = false;
}
} while (keepAddingVectors);
Console.WriteLine("\n-------------------------------------------------------");
Console.WriteLine("Summing all vector:");
Console.WriteLine(path);
Console.WriteLine("\nThe resulting vector is: " + path.ResultingVector());
Console.WriteLine("-------------------------------------------------------");
Console.WriteLine("\nThank you for using our app");
}
public void TestResultingSingleVector()
{
VectorPath path = new VectorPath();
path.Add(new Vector(8, -22));
Vector result = path.ResultingVector();
Assert.Equal(8, result.X(), 2);
Assert.Equal(-22, result.Y(), 2);
}
