private PlacementDescriptionMatch CalculateScore(StudentDetailsDTO student, PlacementDescriptionDetailsDTO description)
{
float score = 0;
score += (float)student.KeywordNames.Where(k => description.KeywordNames.Contains(k)).Count() / 2f;
score += student.MinSalary >= description.MinSalary ? 1 : 0;
score += student.MinWorkingHours >= description.MinWorkingHours ? 1 : 0;
score += student.MaxWorkingHours <= description.MaxWorkingHours ? 1 : 0;
score += student.Agreement == description.Agreement ? 1 : 0;
score += student.Location.Equals(description.Location) ? 1 : 0; // Primitive location matching
return(new PlacementDescriptionMatch
{
MatchScore = score,
Id = description.Id,
Degree = description.Degree,
KeywordNames = description.KeywordNames,
MinSalary = description.MinSalary,
MinWorkingHours = description.MinWorkingHours,
MaxWorkingHours = description.MaxWorkingHours,
Agreement = description.Agreement,
Location = description.Location,
LastApplyDate = description.LastApplyDate,
Email = description.Email,
Thumbnail = description.Thumbnail,
Title = description.Title,
Description = description.Description,
CompanyName = description.CompanyName
});
}
public ICollection <PlacementDescriptionMatch> CalculateMatches(
StudentDetailsDTO student,
ICollection <PlacementDescriptionDetailsDTO> descriptions)
{
var sameDegree = descriptions.Where(d => d.Degree == student.Degree);
var matches = new List <PlacementDescriptionMatch>();
foreach (var description in sameDegree)
{
matches.Add(CalculateScore(student, description));
}
var sorted = matches.OrderByDescending(m => m.MatchScore);
return(sorted.ToList());
}
public async Task Get_given_id_returns_200_and_student()
{
var student = new StudentDetailsDTO {
Id = Guid.NewGuid(), Degree = Degree.Bachelor, MinSalary = 100, MinWorkingHours = 5, MaxWorkingHours = 20, Agreement = false, Location = "Nowhere"
};
repository.Setup(r => r.GetStudentAsync(student.Id)).ReturnsAsync(student);
var controller = new StudentRepositoryController(repository.Object);
var actual = await controller.Get(student.Id, true);
var actionResult = Assert.IsType <ActionResult <StudentDetailsDTO> >(actual);
var okResult = Assert.IsType <OkObjectResult>(actionResult.Result);
var actualStudent = Assert.IsType <StudentDetailsDTO>(okResult.Value);
Assert.Equal(200, okResult.StatusCode);
Assert.Equal(student, actualStudent);
}
public void Matches_returns_list_of_placement_descriptions()
{
var student = new StudentDetailsDTO
{
Id = Guid.NewGuid(),
Degree = Degree.Bachelor,
KeywordNames = new [] { "Java", "C#" },
MinSalary = 10,
MinWorkingHours = 10,
MaxWorkingHours = 20,
Agreement = true,
Location = "Nørreport"
};
var placementDescriptions = new []
{
new PlacementDescriptionDetailsDTO {
Id = 1, Degree = Degree.Other, KeywordNames = new [] { "Java", "C#" }, MinSalary = 10, MinWorkingHours = 1, MaxWorkingHours = 100, Agreement = false, Location = "Aalborg", LastApplyDate = new DateTime(2020, 12, 3), Email = "*****@*****.**", Thumbnail = new Uri("https://starwarsblog.starwars.com/wp-content/uploads/2020/04/best-friend-in-galaxy-chewbacca_TALL.jpg"), Title = "UML designer", Description = "You should be able to do UML diagrams correctly", CompanyName = "Test Company"
},
new PlacementDescriptionDetailsDTO {
Id = 2, Degree = Degree.Bachelor, KeywordNames = new [] { "UML", "C#" }, MinSalary = 100, MinWorkingHours = 10, MaxWorkingHours = 100, Agreement = true, Location = "Copenhagen", LastApplyDate = new DateTime(2020, 12, 10), Email = "*****@*****.**", Thumbnail = new Uri("https://starwarsblog.starwars.com/wp-content/uploads/2020/04/best-friend-in-galaxy-chewbacca_TALL.jpg"), Title = "C# developer", Description = "Join our team in of skilled developers", CompanyName = "Another Test Company"
}
};
var actual = service.CalculateMatches(student, placementDescriptions);
var expected = new []
{
new PlacementDescriptionMatch {
Id = 2, MatchScore = 3.5f, Degree = Degree.Bachelor, KeywordNames = new [] { "UML", "C#" }, MinSalary = 100, MinWorkingHours = 10, MaxWorkingHours = 100, Agreement = true, Location = "Copenhagen", LastApplyDate = new DateTime(2020, 12, 10), Email = "*****@*****.**", Thumbnail = new Uri("https://starwarsblog.starwars.com/wp-content/uploads/2020/04/best-friend-in-galaxy-chewbacca_TALL.jpg"), Title = "C# developer", Description = "Join our team in of skilled developers", CompanyName = "Another Test Company"
}
};
Assert.Equal(expected.Count(), actual.Count);
var actualArray = actual.ToArray();
for (var i = 0; i < actualArray.Length; i++)
{
Assert.Equal(expected[i].MatchScore, actualArray[i].MatchScore);
}
}
public async Task GetStudent_returns_the_requested_student()
{
var id = id1;
var actual = await repository.GetStudentAsync(id);
var expected = new StudentDetailsDTO
{
Id = id,
Degree = Degree.Bachelor,
KeywordNames = new [] { "Testing", "C#" },
MinSalary = 100,
MinWorkingHours = 5,
MaxWorkingHours = 20,
Agreement = false,
Location = "Nowhere",
PlacementDescriptionIds = new [] { 1, 2 }
};
Assert.Equal(expected.Id, actual.Id);
Assert.Equal(expected.Degree, actual.Degree);
Assert.Equal(expected.PlacementDescriptionIds, actual.PlacementDescriptionIds);
Assert.Equal(expected.KeywordNames, actual.KeywordNames);
}
