public void T3_stations_can_be_found_by_name()
{
ICity s = CityFactory.CreateCity("Paris");
IStation c1 = s.AddStation("Opera", 0, 0);
s.FindStation("Opera").Should().BeSameAs(c1);
s.FindStation("Chatelet").Should().BeNull();
IStation c2 = s.AddStation("Chatelet", 1, 1);
s.FindStation("Opera").Should().BeSameAs(c1);
s.FindStation("Chatelet").Should().BeSameAs(c2);
s.FindStation("Ivry").Should().BeNull();
IStation c3 = s.AddStation("Ivry", 2, 2);
IStation c4 = s.AddStation("Villejuif", 3, 3);
IStation c5 = s.AddStation("Bourse", 4, 4);
s.FindStation("Opera").Should().BeSameAs(c1);
s.FindStation("Chatelet").Should().BeSameAs(c2);
s.FindStation("Ivry").Should().BeSameAs(c3);
s.FindStation("Villejuif").Should().BeSameAs(c4);
s.FindStation("Bourse").Should().BeSameAs(c5);
}
public void T1_stations_can_be_assigned_to_a_line()
{
ICity c = CityFactory.CreateCity("Paris");
ILine l1 = c.AddLine("RER A");
IStation s1 = c.AddStation("Opera", 0, 0);
IStation s2 = c.AddStation("Chatelet", 1, 1);
l1.Stations.Count().Should().Be(0);
s1.Lines.Count().Should().Be(0);
s2.Lines.Count().Should().Be(0);
Action a1 = () => l1.AddBefore(null, null);
a1.ShouldThrow <ArgumentException>();
Action a2 = () => l1.AddBefore(s1, null);
a2.ShouldNotThrow();
l1.Next(s1).Should().BeNull();
l1.Previous(s1).Should().BeNull();
s1.Lines.Count().Should().Be(1);
s1.Lines.Count().Should().Be(1);
s2.Lines.Count().Should().Be(0);
s1.Lines.Single().Should().BeSameAs(l1);
Action a3 = () => l1.Next(s2);
a3.ShouldThrow <ArgumentException>();
Action a4 = () => l1.Previous(s2);
a4.ShouldThrow <ArgumentException>();
l1.Stations.Single().Should().BeSameAs(s1);
Action a5 = () => l1.AddBefore(s2, s1);
a5.ShouldNotThrow();
l1.Stations.Count().Should().Be(2);
s1.Lines.Count().Should().Be(1);
s2.Lines.Count().Should().Be(1);
l1.Next(s2).Should().BeSameAs(s1);
l1.Previous(s1).Should().BeSameAs(s2);
l1.Next(s1).Should().BeNull();
l1.Previous(s2).Should().BeNull();
s1.Lines.Single().Should().BeSameAs(l1);
s2.Lines.Single().Should().BeSameAs(l1);
}
public void T3_stations_cant_be_2_times_on_a_line()
{
ICity c = CityFactory.CreateCity("Paris");
ILine l = c.AddLine("RER B");
IStation s = c.AddStation("Opera", 0, 0);
l.AddBefore(s);
Action a1 = () => l.AddBefore(s);
a1.ShouldThrow <ArgumentException>();
}
public void T5_stations_are_created_by_cities_and_have_a_unique_name()
{
ICity s = CityFactory.CreateCity("Paris");
IStation p1 = s.AddStation("Opera", 0, 0);
p1.City.Should().BeSameAs(s);
p1.Name.Should().BeEquivalentTo("Opera");
p1.X.Should().Be(0);
p1.Y.Should().Be(0);
Action a = () => s.AddStation("Opera", 0, 0);
a.ShouldThrow <ArgumentException>();
Action a1 = () => s.AddStation("Opera", 10, 0);
a1.ShouldThrow <ArgumentException>();
Action a2 = () => s.AddStation("Opera", 0, 10);
a2.ShouldThrow <ArgumentException>();
IStation p2 = s.AddStation("Chatelet", 1, 1);
p2.City.Should().BeSameAs(s);
p2.Name.Should().BeEquivalentTo("Chatelet");
p2.X.Should().Be(1);
p2.Y.Should().Be(1);
Action a4 = () => s.AddStation("Chatelet", 0, 0);
a4.ShouldThrow <ArgumentException>();
Action a5 = () => s.AddStation("Chatelet", 10, 0);
a5.ShouldThrow <ArgumentException>();
Action a6 = () => s.AddStation("Chatelet", 0, 10);
a6.ShouldThrow <ArgumentException>();
Action a7 = () => s.AddStation("Same Place Station", 0, 0);
a7.ShouldThrow <ArgumentException>();
p1.GetType().GetProperty("Name").GetSetMethod().Should().BeNull("Lane.Name must NOT be writeable.");
p1.GetType().GetProperty("X").GetSetMethod().Should().BeNull("Lane.X must NOT be writeable.");
p1.GetType().GetProperty("Y").GetSetMethod().Should().BeNull("Lane.Y must NOT be writeable.");
p1.GetType().GetConstructors(BindingFlags.Instance | BindingFlags.Public).Should().BeEmpty("Train must not expose any public constructors.");
}
public void T6_lines_should_start_and_end_with_null()
{
ICity c = CityFactory.CreateCity("Paris");
ILine l = c.AddLine("RER B");
IStation s = c.AddStation("0", 0, 0);
IStation s1 = c.AddStation("1", 1, 0);
IStation s2 = c.AddStation("2", 2, 0);
IStation s3 = c.AddStation("3", 3, 0);
IStation s4 = c.AddStation("4", 4, 0);
l.AddBefore(s);
l.AddBefore(s1);
l.AddBefore(s2);
l.AddBefore(s3);
l.AddBefore(s4);
l.Stations.Count().Should().Be(5);
l.Previous(s4).Should().BeNull();
l.Next(s4).Should().BeSameAs(s3);
l.Next(s3).Should().BeSameAs(s2);
l.Next(s2).Should().BeSameAs(s1);
l.Next(s1).Should().BeSameAs(s);
l.Next(s).Should().BeNull();
}
public void T5_stations_can_be_removed_then_re_added()
{
ICity c = CityFactory.CreateCity("Paris");
ILine l = c.AddLine("RER B");
IStation s = c.AddStation("Opera", 0, 0);
l.AddBefore(s);
s.Lines.Count().Should().Be(1);
l.Remove(s);
s.Lines.Count().Should().Be(0);
Action a1 = () => l.AddBefore(s);
a1.ShouldNotThrow();
l.Stations.Count().Should().Be(1);
s.Lines.Count().Should().Be(1);
}
public void T4_stations_can_be_removed()
{
ICity c = CityFactory.CreateCity("Paris");
ILine l = c.AddLine("RER B");
IStation s = c.AddStation("Opera", 0, 0);
Action a1 = () => l.Remove(s);
a1.ShouldThrow <ArgumentException>();
l.AddBefore(s);
Action a2 = () => l.Remove(s);
a2.ShouldNotThrow();
l.Stations.Count().Should().Be(0);
s.Lines.Count().Should().Be(0);
}
public void T2_station_can_be_on_2_lines()
{
ICity c = CityFactory.CreateCity("Paris");
ILine l1 = c.AddLine("RER A");
ILine l2 = c.AddLine("RER B");
IStation s = c.AddStation("Opera", 0, 0);
Action a1 = () => l1.AddBefore(s, null);
a1.ShouldNotThrow();
Action a2 = () => l2.AddBefore(s, null);
a2.ShouldNotThrow();
l1.Stations.Single().Should().BeSameAs(l2.Stations.Single());
l1.Stations.Single().Should().BeSameAs(s);
l2.Stations.Single().Should().BeSameAs(s);
s.Lines.Count().Should().Be(2);
s.Lines.Contains(l1).Should().BeTrue();
s.Lines.Contains(l2).Should().BeTrue();
}
