public void Constructor_WhenInvoked_PreparesFivePointCorrectly()
{
// act
var fivePoint = new FivePoint();
int oneSide = fivePoint.GetPattern().Length;
int otherSide = fivePoint.GetPattern().Max(x => x.Length);
// assert
Assert.IsTrue(
oneSide == 4 && oneSide == otherSide,
message: "The five point pattern was not of size 4x4.");
Assert.IsTrue(
fivePoint.IsStable,
message: "The five point pattern was not stable.");
Assert.AreEqual(
expected: 1,
actual: fivePoint.StabilizesAt,
message: "The five point pattern stabilizes at the wrong time.");
Assert.AreEqual(
expected: 4,
actual: fivePoint.StablePopulation,
message: "The five point pattern has wrong number of cells in the stable population.");
}
public void Constructor_GivenSourceUniverse_PreparesCopy()
{
// arrange
var pattern = new FivePoint();
var other = new Universe(pattern.GetPattern());
// act
var copy = new Universe(other);
// assert
Assert.AreEqual(
expected: 5,
actual: copy.Population,
message: "The universe population was not initialized correctly.");
Assert.IsTrue(
copy.HasCell(0, 1),
message: "An expected cell was not found.");
Assert.IsTrue(
copy.HasCell(0, 3),
message: "An expected cell was not found.");
Assert.IsTrue(
copy.HasCell(1, 2),
message: "An expected cell was not found.");
Assert.IsTrue(
copy.HasCell(2, 1),
message: "An expected cell was not found.");
Assert.IsTrue(
copy.HasCell(2, 3),
message: "An expected cell was not found.");
}
public void Constructor_GivenPattern_PreparesUniverseCorrectly()
{
// arrange
var pattern = new FivePoint();
// act
var target = new Universe(pattern.GetPattern());
// assert
Assert.AreEqual(
expected: 5,
actual: target.Population,
message: "The universe population was not initialized correctly.");
Assert.IsTrue(
target.HasCell(0, 1),
message: "An expected cell was not found.");
Assert.IsTrue(
target.HasCell(0, 3),
message: "An expected cell was not found.");
Assert.IsTrue(
target.HasCell(1, 2),
message: "An expected cell was not found.");
Assert.IsTrue(
target.HasCell(2, 1),
message: "An expected cell was not found.");
Assert.IsTrue(
target.HasCell(2, 3),
message: "An expected cell was not found.");
}
public void InitializeFrom_GivenPattern_InitializesGameCorrectly()
{
// arrange
var mockRules = new Mock <RulesBase>(new[] { 1 }, new[] { 2 });
var game = new LinqGame(mockRules.Object);
var pattern = new FivePoint();
// act
game.InitializeFrom(pattern.GetPattern());
// assert
Assert.AreEqual(
expected: 5,
actual: game.Population,
message: "The universe population was not initialized correctly.");
}
public void StepForward_GivenFivePointAndEventHandler_ResultsInPopulationOfFourAndFiveRemoved()
{
// arrange
var pattern = new FivePoint();
var game = new LinqGame(new StandardRules());
object sender = null;
GameStepEventArgs eventArgs = null;
EventHandler <GameStepEventArgs> handler = (object s, GameStepEventArgs e) =>
{
sender = s;
eventArgs = e;
};
game.InitializeFrom(pattern.GetPattern());
game.GameStepEvent += handler;
// act
game.StepForward();
// assert
Assert.AreEqual(
expected: 4,
actual: game.Population,
message: "The universe does not contain exactly 4 cells.");
Assert.AreSame(
expected: game,
actual: sender,
message: "Incorrect sender reference in event handler.");
Assert.AreEqual(
expected: 5,
actual: eventArgs.DeadCells.Count(),
message: "The set of removed cells does not contain exactly 5 cells.");
Assert.AreEqual(
expected: 4,
actual: eventArgs.NewCells.Count(),
message: "The set of added cells does not contain exactly 4 cells.");
}
public void StepForward_GivenFivePoint_ResultsInPopulationOfFour()
{
// arrange
var pattern = new FivePoint();
var game = new LinqGame(new StandardRules());
game.InitializeFrom(pattern.GetPattern());
// act
game.StepForward();
// assert
Assert.AreEqual(
expected: 4,
actual: game.Population,
message: "The universe does not contain exactly 4 cells.");
Assert.AreEqual(
expected: 1,
actual: game.Generation,
message: "The game did not progress by one generation.");
}