Aleksandr ermakov(Наследование и Вычисление возраста)

CourseApp.Tests/AgeTest.cs

@@ -0,0 +1,36 @@
+using System;
+using Xunit;
+
+namespace CourseApp.Tests
+{
+    public class AgeTest
+    {
+    [Fact]
+    public void TestAge()
+    {
+        DateTime birthday = new DateTime(2000, 8, 21);
+        DateTime exp = new DateTime(DateTime.Now.Ticks - birthday.Ticks);
+        Assert.Equal($"Вам {exp.Year - 1} лет, {exp.Month - 1} месяцев и {exp.Day - 1} дня", AgeClass.Age(birthday));
+    }
+
+    [Fact]
+    public void TestBirthdayAboveToday()
+        {
+            try
+            {
+                AgeClass.Age(new DateTime(2056, 2, 12));
+            }
+            catch (Exception)
+            {
+                Console.WriteLine("Birthday > Today");
+                Assert.True(true);
+            }
+    }
+
+    [Fact]
+    public void TestBirthdayToday()
+    {
+        Assert.Equal("Вам 0 лет, 0 месяцев и 0 дня", AgeClass.Age(DateTime.Now));
+    }
+    }
+}

CourseApp.Tests/AutoTest.cs

@@ -79,5 +79,36 @@ public void TestSetYear()
             item.Year = 1972;
             Assert.Equal(1972, item.Year);
         }
+
+        [Fact]
+        public void TestSetColor()
+        {
+            var item = new Auto();
+            item.Color = "white";
+            Assert.Equal("white", item.Color);
+        }
+
+        [Fact]
+        public void TestIncorrectSetColor()
+        {
+            var item = new Auto();
+
+            try
+            {
+                item.Color = "blue";
+            }
+            catch (System.Exception)
+            {
+                Assert.True(true);
+            }
+        }
+
+        [Fact]
+        public void TestOverride()
+        {
+            var item = new Auto();
+            Assert.Equal("The black car Untitled(2000) is moving at a speed of 60 km/h.", item.ToString());
+            Assert.Equal("This car is 20 years old.", item.Info());
+        }
     }
 }

CourseApp.Tests/MotocycleTest.cs

@@ -0,0 +1,66 @@
+using System;
+using Xunit;
+
+namespace CourseApp.Tests
+{
+    public class MotocycleTest
+    {
+        [Fact]
+        public void TestConstructor()
+        {
+            var item = new Motocycle("harley davidson", 2000, 60, 300);
+            Assert.Equal(2000, item.Year);
+            Assert.Equal(60, item.Speed);
+            Assert.Equal("harley davidson", item.Name);
+            Assert.Equal(300, item.Power);
+        }
+
+        [Fact]
+        public void TestSetSpeed()
+        {
+            var item = new Motocycle();
+            item.Speed = 30;
+            Assert.Equal(30, item.Speed);
+        }
+
+        [Fact]
+        public void TestIncorrectSetSpeed()
+        {
+            var item = new Motocycle();
+            try
+            {
+                item.Speed = -1;
+            }
+            catch (System.Exception)
+            {
+                Console.WriteLine("Speed should be more 0 and less than 300");
+                Assert.True(true);
+            }
+
+            Assert.Equal(40, item.Speed);
+        }
+
+        [Fact]
+        public void TestIncorrectSetPower()
+        {
+            var item = new Motocycle();
+
+            try
+            {
+                item.Power = -10;
+            }
+            catch (System.Exception)
+            {
+                Assert.True(true);
+            }
+        }
+
+        [Fact]
+        public void TestOverride()
+        {
+            var item = new Motocycle();
+            Assert.Equal("The motorcycle has a capacity of 100 horsepower.", item.Info());
+            Assert.Equal("The motocycle Untitled(1999) is moving at a speed of 40 km/h.", item.ToString());
+        }
+    }
+}

CourseApp/AgeClass.cs

@@ -0,0 +1,26 @@
+using System;
+
+namespace CourseApp
+{
+    public class AgeClass
+    {
+        public static string Age(DateTime birthday)
+        {
+            DateTime res = DateCompare(birthday, DateTime.Now);
+            return $"Вам {res.Year - 1} лет, {res.Month - 1} месяцев и {res.Day - 1} дня";
+        }
+
+        public static DateTime DateCompare(DateTime date1, DateTime date2)
+        {
+            if (date1.Ticks < date2.Ticks)
+            {
+                DateTime res = new DateTime(date2.Ticks - date1.Ticks);
+                return res;
+            }
+            else
+            {
+                throw new Exception("Birthday > Today");
+            }
+        }
+    }
+}

CourseApp/Auto.cs

@@ -2,9 +2,9 @@
 
 namespace CourseApp
 {
-    public class Auto
+    public class Auto : Transport
     {
-        private int speed;
+        private string color;
 
         public Auto()
         : this("Untitled")
@@ -17,44 +17,45 @@ public Auto(string name)
         }
 
         public Auto(string name, int year)
-        : this(name, year, 60)
+        : this(name, year, 60, "black")
         {
         }
 
-        public Auto(string name, int year, int speed)
+        public Auto(string name, int year, int speed, string color)
+        : base(name, year, speed)
         {
-            this.speed = speed;
-            this.Name = name;
-            this.Year = year;
+            this.color = color;
         }
 
-        public int Speed
+        public string Color
         {
             get
             {
-                return this.speed;
+                return this.color;
             }
 
             set
             {
-                if (value >= 0 && value < 300)
+                if (value == "white" || value == "black" || value == "green")
                 {
-                    this.speed = value;
+                    this.color = value;
                 }
                 else
                 {
-                    throw new System.Exception("Speed should be more 0 and less than 300");
+                    throw new System.Exception();
                 }
             }
         }
 
-        public string Name { get; set; }
-
-        public int Year { get; set; }
+        public override string Info()
+        {
+            string s = $"This car is {2020 - Year} years old.";
+            return s;
+        }
 
         public override string ToString()
         {
-            string s = $"The car {Name}({Year}) is moving at a speed of {Speed} km/h.";
+            string s = $"The {Color} car {Name}({Year}) is moving at a speed of {Speed} km/h.";
             return s;
         }
     }

CourseApp/Motocycle.cs

@@ -0,0 +1,53 @@
+using System;
+
+namespace CourseApp
+{
+    public class Motocycle : Transport
+    {
+        private int power;
+
+        public Motocycle()
+        : base("Untitled", 1999, 40)
+        {
+            this.power = 100;
+        }
+
+        public Motocycle(string name, int year, int speed, int power)
+        : base(name, year, speed)
+        {
+            this.power = power;
+        }
+
+        public int Power
+        {
+            get
+            {
+                return this.power;
+            }
+
+            set
+            {
+                if (value > 0)
+                {
+                    this.power = value;
+                }
+                else
+                {
+                    throw new System.Exception("Power should be more 0");
+                }
+            }
+        }
+
+        public override string Info()
+        {
+            string s = $"The motorcycle has a capacity of {Power} horsepower.";
+            return s;
+        }
+
+        public override string ToString()
+        {
+            string s = $"The motocycle {Name}({Year}) is moving at a speed of {Speed} km/h.";
+            return s;
+        }
+    }
+}

CourseApp/Program.cs

@@ -58,15 +58,30 @@ public static void Main(string[] args)
                 Console.WriteLine($"x={xB[i]} y={taskB[i]}");
             }
 
-            Auto[] cars = new Auto[3];
-            cars[0] = new Auto("Mercedes Benz", 2005, 60);
-            cars[1] = new Auto("bugatti veyron", 2011, 150);
-            cars[2] = new Auto("lada vesta", 2005, 75);
-            for (int i = 0; i < 3; i++)
+            Console.WriteLine("==========");
+
+            Transport[] ar = new Transport[2];
+            ar[0] = new Motocycle("harley davidson", 2005, 60, 300);
+            ar[1] = new Auto("BMW x5", 2010, 120, "white");
+            foreach (var item in ar)
             {
-                Console.WriteLine(cars[i].ToString());
+                Console.WriteLine(item);
+                Console.WriteLine(item.ToString());
+                Console.WriteLine(item.Info());
+                Console.WriteLine();
             }
 
+            Console.WriteLine("==========");
+            Console.WriteLine("Введите год своего рождения:");
+            int years = Convert.ToInt32(Console.ReadLine());
+            Console.WriteLine("Введите месяц своего рождения:");
+            int months = Convert.ToInt32(Console.ReadLine());
+            Console.WriteLine("Введите день своего рождения:");
+            int days = Convert.ToInt32(Console.ReadLine());
+
+            Console.WriteLine(AgeClass.Age(new DateTime(years, months, days)));
+            Console.WriteLine("==========");
+
             Console.ReadLine();
         }
     }

CourseApp/Transport.cs

@@ -0,0 +1,42 @@
+using System;
+
+namespace CourseApp
+{
+    public abstract class Transport
+    {
+        private int speed;
+
+        public Transport(string name, int year, int speed)
+        {
+            this.speed = speed;
+            this.Name = name;
+            this.Year = year;
+        }
+
+        public int Speed
+        {
+            get
+            {
+                return this.speed;
+            }
+
+            set
+            {
+                if (value >= 0 && value < 300)
+                {
+                    this.speed = value;
+                }
+                else
+                {
+                    throw new System.Exception("Speed should be more 0 and less than 300");
+                }
+            }
+        }
+
+        public string Name { get; set; }
+
+        public int Year { get; set; }
+
+        public abstract string Info();
+    }
+}