[csharp][booking][01_base] Add tests

Author: solvingproblemswithtechnology

examples/csharp/csharp-booking-01_base/Test/Booking/BookingShould.cs

@@ -0,0 +1,83 @@
+using System;
+using Xunit;
+
+namespace tv.codely.Booking.Tests
+{
+    public sealed class BookingShould
+    {
+        [Fact]
+        private void GetTheCorrectStatusWhenTheBookingHasNotStartedYet()
+        {
+            var dateBeforeBookingHasStarted = new DateTime(2020, 5, 1, 12, 0, 0);
+
+            var bookingStartDate = new DateTime(2020, 6, 26, 19, 0, 0);
+            var bookingEndDate = new DateTime(2020, 7, 14, 16, 0, 0);
+
+            var booking = new Booking(
+                new BookingId("2c1e34d0-1430-4307-80bf-a71761f71390"),
+                bookingStartDate,
+                bookingEndDate,
+                new CustomerId("72cf3524-7838-45f3-8179-2e75abe5e81c"),
+                new CustomerName("Perico Los Palotes"),
+                new EmailAddress("perico.los.palotes@mail.com"),
+                BookingType.VACATION,
+                DiscountType.NONE,
+                new DiscountValue(0),
+                TaxType.NONE,
+                new TaxValue(0)
+            );
+
+            Assert.Equal(BookingStatus.NOT_STARTED, booking.StatusFor(dateBeforeBookingHasStarted));
+        }
+
+        [Fact]
+        private void GetTheCorrectStatusWhenTheBookingIsCurrentlyActive()
+        {
+            var dateBeforeBookingHasStarted = new DateTime(2020, 6, 29, 15, 0, 0);
+
+            var bookingStartDate = new DateTime(2020, 6, 26, 19, 0, 0);
+            var bookingEndDate = new DateTime(2020, 7, 14, 16, 0, 0);
+
+            var booking = new Booking(
+                new BookingId("2c1e34d0-1430-4307-80bf-a71761f71390"),
+                bookingStartDate,
+                bookingEndDate,
+                new CustomerId("72cf3524-7838-45f3-8179-2e75abe5e81c"),
+                new CustomerName("Perico Los Palotes"),
+                new EmailAddress("perico.los.palotes@mail.com"),
+                BookingType.VACATION,
+                DiscountType.NONE,
+                new DiscountValue(0),
+                TaxType.NONE,
+                new TaxValue(0)
+            );
+
+            Assert.Equal(BookingStatus.ACTIVE, booking.StatusFor(dateBeforeBookingHasStarted));
+        }
+
+        [Fact]
+        private void GetTheCorrectStatusWhenTheBookingIsFinished()
+        {
+            var dateBeforeBookingHasStarted = new DateTime(2020, 8, 30, 19, 0, 0);
+
+            var bookingStartDate = new DateTime(2020, 6, 26, 19, 0, 0);
+            var bookingEndDate = new DateTime(2020, 7, 14, 16, 0, 0);
+
+            var booking = new Booking(
+                new BookingId("2c1e34d0-1430-4307-80bf-a71761f71390"),
+                bookingStartDate,
+                bookingEndDate,
+                new CustomerId("72cf3524-7838-45f3-8179-2e75abe5e81c"),
+                new CustomerName("Perico Los Palotes"),
+                new EmailAddress("perico.los.palotes@mail.com"),
+                BookingType.VACATION,
+                DiscountType.NONE,
+                new DiscountValue(0),
+                TaxType.NONE,
+                new TaxValue(0)
+            );
+
+            Assert.Equal(BookingStatus.FINISHED, booking.StatusFor(dateBeforeBookingHasStarted));
+        }
+    }
+}