RPG - saga Boleslav piguta

CourseApp.Tests/DataTests.cs

@@ -0,0 +1,53 @@
+using System;
+using Xunit;
+
+namespace CourseApp.Tests
+{
+    public class DataTests
+    {
+        [Fact]
+        public void DataAfter()
+        {
+            DateTime a = new DateTime(2020, 12, 12);
+            DateTime b = new DateTime(2020, 12, 13);
+            var actualResult = Program.Date(a, b);
+            Assert.Equal("years = 0, months = 0, days = 1", actualResult);
+        }
+
+        [Fact]
+        public void Data1996()
+        {
+            DateTime a = new DateTime(1996, 12, 12);
+            DateTime b = new DateTime(2020, 12, 13);
+            var actualResult = Program.Date(a, b);
+            Assert.Equal("years = 24, months = 0, days = 1", actualResult);
+        }
+
+        [Fact]
+        public void Data2010()
+        {
+            DateTime a = new DateTime(2010, 12, 12);
+            DateTime b = new DateTime(2020, 12, 13);
+            var actualResult = Program.Date(a, b);
+            Assert.Equal("years = 10, months = 0, days = 1", actualResult);
+        }
+
+        [Fact]
+        public void DataQuals()
+        {
+            DateTime a = new DateTime(2020, 12, 12);
+            DateTime b = new DateTime(2020, 12, 12);
+            var actualResult = Program.Date(a, b);
+            Assert.Equal("years = 0, months = 0, days = 0", actualResult);
+        }
+
+        [Fact]
+        public void DataBefore()
+        {
+            DateTime a = new DateTime(2020, 12, 12);
+            DateTime b = new DateTime(2020, 12, 11);
+            var actualResult = Program.Date(a, b);
+            Assert.Equal("years = 0, months = 0, days = -1", actualResult);
+        }
+    }
+}

CourseApp/Country.cs

@@ -10,7 +10,7 @@ public class Country
 
         public Country()
         {
-            Console.WriteLine($"Население, площадь и плоность не заданы");
+            Console.WriteLine($"Население, площадь и плотность не заданы");
         }
 
         public Country(int population, int area, double density)

CourseApp/Program.cs

@@ -13,6 +13,16 @@ public static double Calc(double a, double b, double x)
             return y;
         }
 
+        public static string Date(DateTime olddate, DateTime zeroTime)
+        {
+            Console.WriteLine(olddate);
+            Console.WriteLine(zeroTime);
+            int years = zeroTime.Year - olddate.Year;
+            int months = zeroTime.Month - olddate.Month;
+            int days = zeroTime.Day - olddate.Day;
+            return $"years = {years}, months = {months}, days = {days}";
+        }
+
         public static (double x, double y)[] TaskA(double a, double b, double xn, double xk, double dx)
         {
             var res = new(double, double)[(int)Math.Ceiling((xk - xn) / dx) + 1];
@@ -75,6 +85,11 @@ public static void Main(string[] args)
             country3.DensityInfo();
             var union1 = new Union(5);
             union1.UnionInfo();
+            Console.WriteLine();
+
+            DateTime zeroTime = DateTime.Today;
+            DateTime olddate = new DateTime(2020, 12, 9);
+            Console.WriteLine(Date(olddate, zeroTime));
 
             Console.ReadKey();
         }