public void Test_AddStudents()
{
StudentCollection sc = new StudentCollection();
sc.AddStudents(new Student());
Console.WriteLine(sc.ToShortString());
}
public void Test_MaxAGP()
{
StudentCollection sc = new StudentCollection();
Student[] st_add = new Student[5];
//Random rand = new Random();
for (int i = 0; i < 5; i++)
{
//int grade = rand.Next(1, 6); // 1 is inclusive, 6 is exclusive - grade [1,5]
Student tmp_student = new Student(new Person("John " + i, "Smith " + i, new DateTime()), Education.Bachelor, 121);
tmp_student.AddExams(new Exam("Some Exam", i, new DateTime()));
st_add[i] = tmp_student;
//st_add[i] = new Student(new Person("John", "Smith", new DateTime()), Education.Bachelor, 112);
}
sc.AddStudents(st_add);
double test_max_agp = (5.0 + 5.0 + 4.0) / 3.0;
Console.WriteLine(sc.ToShortString());
Console.WriteLine(sc.MaxAGP);
Assert.AreEqual(test_max_agp, sc.MaxAGP);
}
public void Test_SortByBirthDate()
{
StudentCollection sc = new StudentCollection();
Student[] st_add = new Student[5];
Random rand = new Random();
for (int i = 0; i < 5; i++)
{
int day_int = rand.Next(1, 29); // 1 is inclusive, 29 is exclusive - days
st_add[i] = new Student(new Person("John", "Smith", new DateTime(1998, 1, day_int)), Education.Bachelor, 112);
}
sc.AddStudents(st_add);
Console.WriteLine(sc.ToShortString());
sc.SortByBirthDate();
Console.WriteLine(sc.ToShortString());
}
static void Main(string[] args)
{
Person p1 = new Person("Fyodr", "Uncle", new DateTime(2000, 11, 4));
Person p2 = new Person();
Student s1 = new Student(p1, Education.Bachelor, 1);
Student s2 = new Student();
Person p3 = new Person();
Person p4 = new Person();
Student s3 = new Student(p3, Education.Bachelor, 1);
Student s4 = new Student(p4, Education.Specialist, 2);
StudentCollection <Student> stcl = new StudentCollection <Student>();
StudentCollection <Student> stcl2 = new StudentCollection <Student>();
Journal j1 = new Journal();
Journal j2 = new Journal();
stcl.StudentChanged += j1.handler;
stcl2.StudentChanged += j2.handler;
Student[] st = new Student[2];
st[0] = s1;
st[1] = s2;
stcl.AddStudents(st);
Student[] st2 = new Student[2];
st2[0] = s3;
st2[1] = s4;
stcl2.AddStudents(st2);
stcl.Remove(0);
stcl.Replace(s2, s3);
Console.WriteLine(j1);
Console.WriteLine(j2);
}
public void Test_SortByAGP()
{
StudentCollection sc = new StudentCollection();
Student[] st_add = new Student[5];
Random rand = new Random();
for (int i = 0; i < 5; i++)
{
int grade = rand.Next(1, 6); // 1 is inclusive, 6 is exclusive - grade [1,5]
Student tmp_student = new Student();
tmp_student.AddExams(new Exam("Some Exam", grade, new DateTime()));
st_add[i] = tmp_student;
//st_add[i] = new Student(new Person("John", "Smith", new DateTime()), Education.Bachelor, 112);
}
sc.AddStudents(st_add);
Console.WriteLine(sc.ToShortString());
sc.SortByAGP();
Console.WriteLine(sc.ToShortString());
}
public void Test_SortByLastName()
{
StudentCollection sc = new StudentCollection();
Student[] st_add = new Student[5];
Random rand = new Random();
for (int i = 0; i < 5; i++)
{
// generate a random integer :
int symbol_int = rand.Next(65, 91); // 65 is inclusive, 91 is exclusive - [A - Z] ASCII table interval
// get character from randompy generated integer :
char symbol = (char)symbol_int;
string last_name = "a" + symbol;
st_add[i] = new Student(new Person("John", last_name, new DateTime()), Education.Bachelor, 112);
}
sc.AddStudents(st_add);
Console.WriteLine(sc.ToShortString());
sc.SortByLastName();
Console.WriteLine(sc.ToShortString());
}
public void Test_Specialists()
{
StudentCollection sc = new StudentCollection();
Student[] st_add = new Student[5];
//Random rand = new Random();
Student tmp_student = new Student(new Person("John 0", "Smith 0", new DateTime()), Education.Bachelor, 121);
st_add[0] = tmp_student;
Student tmp_student1 = new Student(new Person("John 1", "Smith 1", new DateTime()), Education.Specialist, 121);
st_add[1] = tmp_student1;
Student tmp_student2 = new Student(new Person("John 2", "Smith 2", new DateTime()), Education.Specialist, 121);
st_add[2] = tmp_student2;
Student tmp_student3 = new Student(new Person("John 3", "Smith 3", new DateTime()), Education.Bachelor, 121);
st_add[3] = tmp_student3;
Student tmp_student4 = new Student(new Person("John 4", "Smith 4", new DateTime()), Education.Bachelor, 121);
st_add[4] = tmp_student4;
sc.AddStudents(st_add);
Console.WriteLine(sc.ToShortString());
IEnumerable <Student> test_list = sc.Specialists;
foreach (var item in test_list)
{
Console.WriteLine(item.ToShortString());
}
}
public void Test_AverageMarkGroup()
{
StudentCollection sc = new StudentCollection();
Student[] st_add = new Student[5];
//Random rand = new Random();
for (int i = 0; i < 5; i++)
{
//int grade = rand.Next(1, 6); // 1 is inclusive, 6 is exclusive - grade [1,5]
Student tmp_student = new Student(new Person("John " + i, "Smith " + i, new DateTime()), Education.Bachelor, 121);
tmp_student.AddExams(new Exam("Some Exam", i, new DateTime()));
st_add[i] = tmp_student;
//st_add[i] = new Student(new Person("John", "Smith", new DateTime()), Education.Bachelor, 112);
}
sc.AddStudents(st_add);
Console.WriteLine(sc.ToShortString());
/* Since we have populated StudentCollection with Students and added exams
* to those students with grades == i, the only predictable AGP value is 4.
* Thus we are creating a list of Students with AGP == 4.
*/
List <Student> test_list = sc.AverageMarkGroup(4);
if (test_list.Count != 0)
{
foreach (var item in test_list)
{
Console.WriteLine(item.ToString());
}
}
else
{
Console.WriteLine("Test List contains no Students.");
}
}
static void Main(string[] args)
{
Person p1 = new Person("Fyodr", "Uncle", new DateTime(2000, 11, 4));
Person p2 = new Person();
Student s1 = new Student(p1, Education.Bachelor, 1);
Exam cs = new Exam();
Exam math = new Exam("math", 4, new DateTime(2021 - 5 - 6));
Exam physics = new Exam("physics", 4, new DateTime(2021 - 5 - 7));
Exam[] exams = new Exam[3];
exams[0] = cs;
exams[1] = math;
exams[2] = physics;
List <Exam> examsList = new List <Exam>();
examsList.AddRange(exams);
s1.AddExams(examsList);
Test t = new Test();
Test[] tests = new Test[1];
tests[0] = t;
List <Test> testsList = new List <Test>();
testsList.AddRange(tests);
s1.AddTests(testsList);
s1.SortBySubject();
foreach (var e in s1.exams)
{
Console.WriteLine(e);
}
s1.SortByGrade();
foreach (var e in s1.exams)
{
Console.WriteLine(e);
}
s1.SortByDate();
foreach (var e in s1.exams)
{
Console.WriteLine(e);
}
Student s2 = new Student();
Exam ex1 = new Exam();
Exam[] exams2 = new Exam[1];
exams2[0] = ex1;
List <Exam> examsList2 = new List <Exam>();
examsList2.AddRange(exams);
s1.AddExams(examsList2);
StudentCollection <Student> stcl = new StudentCollection <Student>();
Student[] st = new Student[2];
st[0] = s1;
st[1] = s2;
stcl.AddStudents(st);
Console.WriteLine(stcl.ToString());
Console.WriteLine("max mean value: " + stcl.maxMean);
Console.WriteLine("specialists: " + stcl.specialists.ToString());
var grouped = stcl.AverageMarkGroup(4);
Console.WriteLine("grouped: ", grouped.ToString());
GenerateElement <Person, Student> generator = x =>
{
Person p = new Person("Yellow", "White", new DateTime(2000, 11, 4));
Student s = new Student(p, Education.Bachelor, 1);
return(new KeyValuePair <Person, Student>(p, s));
};
TestCollections <Person, Student> tc = new TestCollections <Person, Student>(3, generator);
}
static void Main(string[] args)
{
// Лабораторная работа №3
// 1. Создать объект типа StudentCollection. Добавить в коллекцию несколько
// различных элементов типа Student и вывести объект StudentCollection.
StudentCollection studentCollection = new StudentCollection();
studentCollection.AddStudents(
TestCollections.GetStudent(5),
TestCollections.GetStudent(2),
TestCollections.GetStudent(1),
TestCollections.GetStudent(3),
TestCollections.GetStudent(4)
);
/* 2. Для созданного объекта StudentCollection вызвать методы,
* выполняющие сортировку списка List<Student> по разным критериям, и
* после каждой сортировки вывести данные объекта.Выполнить
* сортировку:
* - по фамилии студента;
* - по дате рождения;
* - по среднему баллу
*
* 3. Вызвать методы класса StudentCollection, выполняющие операции со
* списком List<Student>, и после каждой операции вывести результат
* операции. Выполнить
* - вычисление максимального значения среднего балла для элементов списка;
* - фильтрацию списка для отбора студентов с формой обучения
* Education.Specialist;
* - группировку элементов списка по значению среднего балла;
* вывести все группы элементов.
*
* 4. Создать объект типа TestCollections. Вызвать метод для поиска в
* коллекциях первого, центрального, последнего и элемента, не
* входящего в коллекции. Вывести значения времени поиска для всех
* четырех случаев. Вывод должен содержать информацию о том, к какой
* коллекции и к какому элементу относится данное значение.*/
studentCollection.SortByName();
Console.WriteLine("Sorted by Name: \n {0}\n", string.Join(" ; ", studentCollection.Students.Select(x => x.GetName()).ToArray()));
studentCollection.SortByDate();
Console.WriteLine("Sorted by Date: \n {0}\n", string.Join(" ; ", studentCollection.Students.Select(x => x.GetName()).ToArray()));
studentCollection.GetMaxMiddleScore();
Console.WriteLine("Sorted by miiddle : \n {0}\n", string.Join(" ; ", studentCollection.Students.Select(x => x.GetName()).ToArray()));
Console.WriteLine("Maximum middle Score: {0}\n", studentCollection.GetMaxMiddleScore());
Console.WriteLine("Person with Education = Master :\n {0}\n", string.Join(" ; ", studentCollection.GetMasterStudents().Select(x => x.GetName()).ToArray()));
int value = 3;
Console.WriteLine("Students with middle Score more then {0}:\n {1}\n", value,
string.Join(" ; ", studentCollection.AverageMarkGroup(value).Select(x => x.GetName()).ToArray()));
TestCollections test = new TestCollections(1);
Console.WriteLine("Searching time:");
test.MeasureTime();
Console.ReadKey();
}
static void Main(string[] args)
{
Person p1 = new Person("Fyodr", "Uncle", new DateTime(2000, 11, 4));
Person p2 = new Person();
Student s1 = new Student(p1, Education.Bachelor, 1);
Exam cs = new Exam();
Exam math = new Exam("math", 4, new DateTime(2021 - 5 - 6));
Exam physics = new Exam("physics", 4, new DateTime(2021 - 5 - 7));
Exam[] exams = new Exam[3];
exams[0] = cs;
exams[1] = math;
exams[2] = physics;
List <Exam> examsList = new List <Exam>();
examsList.AddRange(exams);
s1.AddExams(examsList);
Test t = new Test();
Test[] tests = new Test[1];
tests[0] = t;
List <Test> testsList = new List <Test>();
testsList.AddRange(tests);
s1.AddTests(testsList);
Student s2 = new Student();
Exam ex1 = new Exam();
Exam[] exams2 = new Exam[1];
exams2[0] = ex1;
List <Exam> examsList2 = new List <Exam>();
examsList2.AddRange(exams);
s1.AddExams(examsList2);
StudentCollection stcl = new StudentCollection();
Student[] st = new Student[2];
st[0] = s1;
st[1] = s2;
stcl.AddStudents(st);
Console.WriteLine(stcl.ToString());
stcl.compareByMeanValue();
Console.WriteLine("compareByMeanValue " + stcl.ToShortString());
stcl.compareByLastName();
Console.WriteLine("compareByLastName " + stcl.ToShortString());
stcl.compareByBirthdate();
Console.WriteLine("compareByBirthdate " + stcl.ToShortString());
Console.WriteLine("max mean value: " + stcl.maxMean);
Console.WriteLine("specialists: " + stcl.specialists.ToString());
// var grouped = stcl.AverageMarkGroup(4);
// Console.WriteLine("grouped: ", grouped.ToString());
TestCollections tc = new TestCollections(3);
tc.findElementInList();
tc.findElemetKeyDictionary();
tc.findEdlemetValueDictionary();
}
static void Main()
{
var student = new Student
{
Birthday = DateTime.Parse("01.03.1994"),
Exams = new List<Exam>
{
new Exam {DisciplineName = "English", Mark = 6, Date = DateTime.Parse("03.12.2015")},
new Exam {DisciplineName = "Math", Mark = 3, Date = DateTime.Parse("03.05.2015")},
new Exam {DisciplineName = "Physics", Mark = 7, Date = DateTime.Parse("03.21.2015")},
new Exam {DisciplineName = "Biology", Mark = 5, Date = DateTime.Parse("03.17.2015")}
},
Education = Education.Bachelor
};
Console.WriteLine($"Source student:\n{student}\n");
Console.WriteLine("Sorted exams by discipline name:\n");
student.SortExamsByDisciplineName();
Console.WriteLine(student);
Console.WriteLine();
Console.WriteLine("Sorted exams by mark:\n");
student.SortExamsByMark();
Console.WriteLine(student);
Console.WriteLine();
Console.WriteLine("Sorted exams by date:\n");
student.SortExamsByDate();
Console.WriteLine(student);
Console.WriteLine();
var students = new StudentCollection<string>(s => s.PersonId.ToString());
students.AddDefaults(2);
var student2 = new Student
{
Education = Education.Bachelor,
Exams = new List<Exam>
{
new Exam {DisciplineName = "English", Mark = 4, Date = DateTime.Parse("03.12.2015")},
new Exam {DisciplineName = "Math", Mark = 7, Date = DateTime.Parse("03.05.2015")},
new Exam {DisciplineName = "Physics", Mark = 9, Date = DateTime.Parse("03.21.2015")},
new Exam {DisciplineName = "Biology", Mark = 10, Date = DateTime.Parse("03.17.2015")}
}
};
var student3 = new Student
{
Education = Education.Bachelor,
Exams = new List<Exam>
{
new Exam {DisciplineName = "English", Mark = 7, Date = DateTime.Parse("03.12.2015")},
new Exam {DisciplineName = "Math", Mark = 4, Date = DateTime.Parse("03.05.2015")},
new Exam {DisciplineName = "Physics", Mark = 8, Date = DateTime.Parse("03.21.2015")},
new Exam {DisciplineName = "Biology", Mark = 6, Date = DateTime.Parse("03.17.2015")}
}
};
students.AddStudents(student, student2, student3);
Console.WriteLine($"StudentCollection<string>:\n{students}");
Console.WriteLine();
Console.WriteLine($"StudentCollection<string>(short):\n{students.ToShortString()}");
Console.WriteLine();
Console.WriteLine($"Max average mark: {students.MaxAverageMark}\n");
Console.WriteLine("The list of Bachelors:");
var bachelors = students.GetWithEducationForm(Education.Bachelor);
foreach (var bachelor in bachelors)
{
Console.WriteLine(bachelor.Value);
}
Console.WriteLine();
Console.WriteLine("Grouping by education:");
var grouped = students.GroupByEducation;
foreach (var group in grouped)
{
Console.WriteLine($"{group.Key}:");
foreach (var item in group)
{
Console.WriteLine(item.Value);
}
Console.WriteLine();
}
var testCollections = new TestCollections<Person, Student>(5, count =>
{
var tempStudent = new Student();
return new KeyValuePair<Person, Student>(tempStudent.Key, tempStudent);
});
for (var att = 0; att < TestAttemptsCount; att++)
{
Console.WriteLine($"************************ TEST {att} ************************");
testCollections.PerformSearch(testCollections.Value,
tuple => Console.WriteLine($"{tuple.Item1} : {tuple.Item2}"));
Console.WriteLine();
}
}