public void LifePreset_ShouldThrow_ExceptionOnNullSurvive()
{
ILifePreset lifePreset = null;
//var message = $"Exception of type 'System.ArgumentNullException' was thrown.{Environment.NewLine}Parameter name: {"surviveValues"}";
var message = $"Value cannot be null.{Environment.NewLine}Parameter name: {"surviveValues"}";
var exception = Record.Exception(() => lifePreset = new LifePreset(_bornValues, null));
lifePreset.Should().BeNull();
exception.Should().NotBeNull();
exception.Message.Should().Be(message);
}
public void CellLifeService_ShouldThrow_ExceptionOnNullLifePreset()
{
ICellLifeService lifeCellService = null;
ILifePreset lifePreset = null;
var message = $"Value cannot be null.{Environment.NewLine}Parameter name: {nameof(lifePreset)}";
//var message = $"Exception of type 'System.ArgumentNullException' was thrown.{Environment.NewLine}Parameter name: {nameof(lifePreset)}";
var exception = Record.Exception(() => lifeCellService = new MooreCellLifeService(lifePreset));
lifeCellService.Should().BeNull();
exception.Should().NotBeNull();
exception.Message.Should().Be(message);
}
public void LifePreset_Should_IgnoreWrongSurviveCounts()
{
ILifePreset lifePreset = null;
var exception = Record.Exception(() => lifePreset = new LifePreset(_bornValues, new[] { -1, -2, 2, 3, 4, 7, 9, 15 }));
lifePreset.Should().NotBeNull();
exception.Should().BeNull();
for (var pos = -10; pos < 20; pos++)
{
var actualResult = lifePreset.Survive(pos);
var expectedResult = _surviveValues.Contains(pos) || pos == 7;
actualResult.Should().Be(expectedResult);
}
}
public MooreCellLifeService(ILifePreset lifePreset)
{
lifePreset.ThrowIfNull(nameof(lifePreset));
LifePreset = lifePreset;
}
