public void GivenIHaveFriendsListInNegativePositions_WhenIVisitAFriendZeta_ThenIShouldKnowWhichAre3FriendsNear()
{
//arrange
var friendsNameThatImVisiting = "Friend Zeta";
var friendsList = HelperTest.PrepareAFriendsListWithNegativePositions();
friendsList.Add(new Friend(friendsNameThatImVisiting, new Position(-40, -50)));
var friendBusinessSut = new MyFriends(friendsList);
friendBusinessSut.VisitAFriend(friendsNameThatImVisiting);
var msgError = "This friend doesn't exist in the List: top3FriendsNear";
//act
var top3FriendsNear = friendBusinessSut.GetNearFriendsTop3();
var friendsExpected = friendsList.FindAll(_ => _.Name == "Friend K" ||
_.Name == "Friend W" ||
_.Name == "Friend Y");
//assert
CollectionAssert.Contains(top3FriendsNear, friendsExpected[0], msgError);
CollectionAssert.Contains(top3FriendsNear, friendsExpected[1], msgError);
CollectionAssert.Contains(top3FriendsNear, friendsExpected[2], msgError);
}
static void Main(string[] args)
{
Console.WriteLine("Starting program Nearby Friends \n");
var friendsList = GetAFriendsList();
PresenterFriends();
string friendOnVisit;
string confirmationChoice;
GetUserChoice(out friendOnVisit, out confirmationChoice);
while (confirmationChoice.Trim().ToUpper() != "S")
{
GetUserChoice(out friendOnVisit, out confirmationChoice);
}
try
{
var friendBusiness = new MyFriends(friendsList);
friendBusiness.VisitAFriend(friendOnVisit);
var nearFriends = friendBusiness.GetNearFriendsTop3();
PresenterNearFriends(nearFriends);
}
catch (Exception)
{
Console.WriteLine("Occurred an error during the execution of program. Please try again.\nIf the error persist please contact the Administrator");
Thread.Sleep(4000);
}
Console.WriteLine("\nEnding the program");
Thread.Sleep(4000);
}
public void GivenIHaveFriendsList_WhenITryToGetNearFriendWithouInformWhatFriendIamVisit_ThenIShouldReceiveAThrowException()
{
//arrange
var friendsList = HelperTest.PrepareAFriendsUnorderedList();
var friendBusinessSut = new MyFriends(friendsList);
//act
var friendNear = friendBusinessSut.GetNearFriendsTop3()[0];
//assert
Assert.AreEqual("Friend K", friendNear.Name);
}
public void GivenIHaveFriends_WhenIVisitAFriendBeta_ThenIShouldKnowWhatFriendIsNear()
{
//arrange
const string friendsNameThatImVisiting = "Friend Beta";
var friendsList = HelperTest.PrepareAFriendsList_B();
friendsList.Add(new Friend(friendsNameThatImVisiting, new Position(-1, -20)));
var friendBusinessSut = new MyFriends(friendsList);
//act
friendBusinessSut.VisitAFriend(friendsNameThatImVisiting);
var friendsNear = friendBusinessSut.GetNearFriendsTop3();
//assert
Assert.AreEqual("Friend A", friendsNear[0].Name);
}
public void GivenIHaveFriendsListValid_WhenIVisitAFriendZeta_ThenIShouldKnowOnlyTop3FriendsNear()
{
//arrange
const string friendsNameThatImVisiting = "Friend Zeta";
var friendsList = HelperTest.PrepareAFriendsList();
friendsList.Add(new Friend(friendsNameThatImVisiting, new Position(25, 18)));
var friendBusinessSut = new MyFriends(friendsList);
friendBusinessSut.VisitAFriend(friendsNameThatImVisiting);
//act
var top3FriendsNear = friendBusinessSut.GetNearFriendsTop3();
//assert
Assert.AreEqual(3, top3FriendsNear.Count);
}
public void GivenIHaveFriendsUnorderedListAndIInsertAFriendOnVisitingAt0Position_WhenIVisitAFriendOmega_ThenIShouldKnowWhatFriendIsNear()
{
//arrange
var friendsList = HelperTest.PrepareAFriendsUnorderedList();
string friendsNameThatImVisiting = "Friend Omega";
friendsList.Insert(0, new Friend(friendsNameThatImVisiting, new Position(25, 18)));
//act
var friendBusinessSut = new MyFriends(friendsList);
friendBusinessSut.VisitAFriend(friendsNameThatImVisiting);
var friendNear = friendBusinessSut.GetNearFriendsTop3()[0];
//assert
Assert.AreEqual("Friend K", friendNear.Name);
}
public void GivenIHaveFriendsListValid_WhenIVisitAFriendZeta_ThenIShouldKnowWhichAre3FriendsNear()
{
//arrange
const string friendsNameThatImVisiting = "Friend Zeta";
var friendsList = HelperTest.PrepareAFriendsList_B();
friendsList.Add(new Friend(friendsNameThatImVisiting, new Position(33, 31)));
var friendBusinessSut = new MyFriends(friendsList);
friendBusinessSut.VisitAFriend(friendsNameThatImVisiting);
//act
var top3FriendsNear = friendBusinessSut.GetNearFriendsTop3();
//assert
Assert.AreEqual("Friend K", top3FriendsNear[0].Name);
Assert.AreEqual("Friend Y", top3FriendsNear[1].Name);
Assert.AreEqual("Friend Z", top3FriendsNear[2].Name);
}