public void can_get_componenets()
{
var v = new VectorD(new[] { 3.0, 4.0, 5.0 });
Assert.Equal(3.0, v.Get(0));
Assert.Equal(4.0, v.Get(1));
Assert.Equal(5.0, v.Get(2));
}
public void get_large_dimension_throws()
{
var v = new VectorD(5);
Assert.Throws <ArgumentOutOfRangeException>(() => v.Get(5));
Assert.Throws <ArgumentOutOfRangeException>(() => v.Get(6));
Assert.Throws <ArgumentOutOfRangeException>(() => v.Get(101));
Assert.Throws <ArgumentOutOfRangeException>(() => v.Get(int.MaxValue));
}
public void get_negative_dimension_throws()
{
var v = new VectorD(5);
Assert.Throws <ArgumentOutOfRangeException>(() => v.Get(-1));
Assert.Throws <ArgumentOutOfRangeException>(() => v.Get(-4));
Assert.Throws <ArgumentOutOfRangeException>(() => v.Get(-5));
Assert.Throws <ArgumentOutOfRangeException>(() => v.Get(int.MinValue));
}
public void can_set_componenets()
{
var v = new VectorD(new[] { 2.0, 6.0, 7.0 });
v.Set(0, 3.0);
v.Set(1, 4.0);
v.Set(2, 5.0);
Assert.Equal(3.0, v.Get(0));
Assert.Equal(4.0, v.Get(1));
Assert.Equal(5.0, v.Get(2));
}
public void get_all_element_for_dim_5()
{
var v = new VectorD(5);
v.Set(0, -1.0);
v.Set(1, 5.7);
v.Set(2, -0.4);
v.Set(3, 9.0);
v.Set(4, -101.1);
Assert.Equal(-1.0, v.Get(0));
Assert.Equal(5.7, v.Get(1));
Assert.Equal(-0.4, v.Get(2));
Assert.Equal(9.0, v.Get(3));
Assert.Equal(-101.1, v.Get(4));
}
public void size_constructor_sets_components_to_zero()
{
var v = new VectorD(15);
Assert.Equal(15, v.Dimensions);
for (var d = 0; d < v.Dimensions; d++)
{
Assert.Equal(0.0, v.Get(d));
}
}