public void MoveStudentToNewTeam_StudentIsNull_ExpectArgumentException()
{
// arrange
var studentRepo = studentRepoMock.Object;
var teamRepo = teamRepoMock.Object;
var fromTeam = new Team()
{
Id = 1, Students = new List <Student>()
};
var toTeam = new Team()
{
Id = 2, Students = new List <Student>()
};
teamRepo.Add(fromTeam);
teamRepo.Add(toTeam);
var studentsBeforeTest = new List <Student>(studentRepo.GetAll());
var teamsBeforeTest = new List <Team>(teamRepo.GetAll());
var service = new StudentTeamService(studentRepo, teamRepo);
// act + assert
var ex = Assert.Throws <ArgumentException>(() => service.MoveStudentToNewTeam(fromTeam, toTeam, null));
Assert.Equal("Student is missing", ex.Message);
teamRepoMock.Verify(repo => repo.Update(It.Is <Team>(t => t == fromTeam)), Times.Never);
teamRepoMock.Verify(repo => repo.Update(It.Is <Team>(t => t == toTeam)), Times.Never);
// verify that repositories contains same objects as before act.
Assert.Equal(studentsBeforeTest, studentRepoMock.Object.GetAll());
Assert.Equal(teamsBeforeTest, teamRepoMock.Object.GetAll());
}
public void MoveStudentToNewTeam_LegalMove()
{
// arrange
var studentRepo = studentRepoMock.Object;
var teamRepo = teamRepoMock.Object;
var s1 = new Student()
{
Id = 1
};
var s2 = new Student()
{
Id = 2
};
// all students exists in studentRepo
studentRepo.Add(s1);
studentRepo.Add(s2);
var t1 = new Team()
{
Id = 1, Students = new List <Student>()
{
s1, s2
}
};
var t2 = new Team()
{
Id = 2, Students = new List <Student>()
{
}
};
// team t exists in teamRepo
teamRepo.Add(t1);
teamRepo.Add(t2);
var studentsBeforeTest = new List <Student>(studentRepo.GetAll());
var teamsBeforeTest = new List <Team>(teamRepo.GetAll());
var service = new StudentTeamService(studentRepo, teamRepo);
// act
service.MoveStudentToNewTeam(t1, t2, s2);
// assert
Assert.True(t1.Students.Count == 1);
Assert.Contains(s1, t1.Students);
Assert.True(t2.Students.Count == 1);
Assert.Contains(s2, t2.Students);
teamRepoMock.Verify(repo => repo.Update(It.Is <Team>(t => t == t1)), Times.Once);
teamRepoMock.Verify(repo => repo.Update(It.Is <Team>(t => t == t2)), Times.Once);
// verify that repositories contains same objects as before act.
Assert.Equal(studentsBeforeTest, studentRepoMock.Object.GetAll());
Assert.Equal(teamsBeforeTest, teamRepoMock.Object.GetAll());
}
public void MoveStudentToNewTeam_StudentNotMemberOfFromTeam_ExpectInvalidOperationException()
{
// arrange
var studentRepo = studentRepoMock.Object;
var teamRepo = teamRepoMock.Object;
// student exists in student repository
var student = new Student()
{
Id = 1
};
studentRepo.Add(student);
// both teams exist in team repository
// student is not a member of fromTeam
var fromTeam = new Team()
{
Id = 1, Students = new List <Student>()
};
var toTeam = new Team()
{
Id = 2, Students = new List <Student>()
};
teamRepo.Add(fromTeam);
teamRepo.Add(toTeam);
var studentsBeforeTest = new List <Student>(studentRepo.GetAll());
var teamsBeforeTest = new List <Team>(teamRepo.GetAll());
var service = new StudentTeamService(studentRepo, teamRepo);
// act + assert
var ex = Assert.Throws <InvalidOperationException>(() => service.MoveStudentToNewTeam(fromTeam, toTeam, student));
Assert.Equal("Student is not a member of From Team", ex.Message);
teamRepoMock.Verify(repo => repo.Update(It.Is <Team>(t => t == fromTeam)), Times.Never);
teamRepoMock.Verify(repo => repo.Update(It.Is <Team>(t => t == toTeam)), Times.Never);
// verify that repositories contains same objects as before act.
Assert.Equal(studentsBeforeTest, studentRepoMock.Object.GetAll());
Assert.Equal(teamsBeforeTest, teamRepoMock.Object.GetAll());
}
public void MoveStudentToNewTeam_ToTeamIsFull_ExpectInvalidOperationException()
{
// arrange
var studentRepo = studentRepoMock.Object;
var teamRepo = teamRepoMock.Object;
// students exists in student repository
var s1 = new Student()
{
Id = 1
};
var s2 = new Student()
{
Id = 2
};
var s3 = new Student()
{
Id = 3
};
var s4 = new Student()
{
Id = 4
};
var s5 = new Student()
{
Id = 5
};
studentRepo.Add(s1);
studentRepo.Add(s2);
studentRepo.Add(s3);
studentRepo.Add(s4);
studentRepo.Add(s5);
// both teams exist in team repository
// student is not a member of fromTeam
var fromTeam = new Team()
{
Id = 1, Students = new List <Student>()
{
s5
}
};
var toTeam = new Team()
{
Id = 2, Students = new List <Student>()
{
s1, s2, s3, s4
}
};
teamRepo.Add(fromTeam);
teamRepo.Add(toTeam);
var studentsBeforeTest = new List <Student>(studentRepo.GetAll());
var teamsBeforeTest = new List <Team>(teamRepo.GetAll());
var service = new StudentTeamService(studentRepo, teamRepo);
// act + assert
var ex = Assert.Throws <InvalidOperationException>(() => service.MoveStudentToNewTeam(fromTeam, toTeam, s5));
Assert.Equal("To Team is full", ex.Message);
teamRepoMock.Verify(repo => repo.Update(It.Is <Team>(t => t == fromTeam)), Times.Never);
teamRepoMock.Verify(repo => repo.Update(It.Is <Team>(t => t == toTeam)), Times.Never);
// verify that repositories contains same objects as before act.
Assert.Equal(studentsBeforeTest, studentRepoMock.Object.GetAll());
Assert.Equal(teamsBeforeTest, teamRepoMock.Object.GetAll());
}
