public void Constructor_shall_not_call_within_short_timeframe_to_generate_unique_information()
{
using (new IndirectionsContext())
{
// Arrange
var seeds = new HashSet<int>();
PRandom.ConstructorInt32().Body = (@this, seed) =>
{
IndirectionsContext.ExecuteOriginal(() =>
{
var ctor = typeof(Random).GetConstructor(new[] { typeof(int) });
ctor.Invoke(@this, new object[] { seed });
});
seeds.Add(seed);
};
new Random(); // preparing JIT
seeds.Clear();
// Act
var vil1 = new Village();
Thread.Sleep(TimeSpan.FromSeconds(1));
var vil2 = new Village();
// Assert
Assert.AreEqual(2, seeds.Count);
}
}
public void GetShortestRoute_should_consider_routes_in_order_from_small_distance()
{
using (new IndirectionsContext())
{
// Arrange
var slot = 0;
var numAndDistances = new[] { 4, 2, 4, 3, 1, 6, 7 };
PRandom.NextInt32().Body = (@this, maxValue) => numAndDistances[slot++];
var vil = new Village();
var considerations = new List<RicePaddy>();
PList<RicePaddy>.AddT().Body = (@this, item) =>
{
IndirectionsContext.ExecuteOriginal(() =>
{
considerations.Add(item);
@this.Add(item);
});
};
// Act
var result = vil.GetShortestRoute(vil.RicePaddies.ElementAt(2), vil.RicePaddies.ElementAt(0));
// Assert
Assert.AreEqual(3, result.TotalDistance);
Assert.AreEqual(4, considerations.Count);
Assert.AreEqual(2, considerations[0].Identifier);
Assert.AreEqual(1, considerations[1].Identifier);
Assert.AreEqual(0, considerations[2].Identifier);
Assert.AreEqual(3, considerations[3].Identifier);
}
}
public void Constructor_should_not_initialize_member_Roads_if_default_value_is_returned_internally()
{
using (new IndirectionsContext())
{
// Arrange
PList<FarmRoad>.
ExcludeGeneric().
IncludeAddT().
DefaultBehavior = IndirectionBehaviors.DefaultValue;
// Act
var vil = new Village();
// Assert
CollectionAssert.IsEmpty(vil.Roads);
}
}