Phase 40: clock tempo at 1 min/s, x5/x10 heavy stride.

tests/HSchool.Simulation.Tests/GameClockTests.cs

@@ -5,7 +5,7 @@ public class GameClockTests
     private static readonly DateTime Start = new(2012, 4, 3, 6, 0, 0, DateTimeKind.Utc);
 
     private const double OneTwentiethOfASecond = 1d / 20d;
-    private const double GameMinutesPerRealSecond = 5d;
+    private const double GameMinutesPerRealSecond = 1d;
 
     [Fact]
     public void NewClock_StartsRunningAtTheStartDate()
@@ -32,7 +32,7 @@ public class GameClockTests
     }
 
     [Fact]
-    public void OneRealSecond_AdvancesFiveGameMinutes()
+    public void OneRealSecond_AdvancesOneGameMinute()
     {
         var clock = new GameClock(Start);
 
@@ -42,15 +42,28 @@ public class GameClockTests
             clock.Advance(OneTwentiethOfASecond, GameMinutesPerRealSecond);
         }
 
-        Assert.Equal(Start.AddMinutes(5), clock.Time);
+        Assert.Equal(Start.AddMinutes(1), clock.Time);
+    }
+
+    [Fact]
+    public void TwentyStepsAtX1_AdvanceOneGameMinuteNotFive()
+    {
+        var clock = new GameClock(Start) { SpeedIndex = 1 };
+
+        for (var i = 0; i < 20; i++)
+        {
+            clock.Advance(OneTwentiethOfASecond, GameMinutesPerRealSecond);
+        }
+
+        Assert.Equal(Start.AddMinutes(1), clock.Time);
     }
 
     [Theory]
-    [InlineData(0, 2.5)]
-    [InlineData(1, 5)]
-    [InlineData(2, 10)]
-    [InlineData(3, 15)]
-    [InlineData(4, 20)]
+    [InlineData(0, 0.5)]
+    [InlineData(1, 1)]
+    [InlineData(2, 2)]
+    [InlineData(3, 5)]
+    [InlineData(4, 10)]
     public void SpeedIndex_ScalesTheGameMinutesPerSecond(int speedIndex, double expectedMinutes)
     {
         var clock = new GameClock(Start) { SpeedIndex = speedIndex };