MinimumAlarm with test

ajlopez · Jul 16, 2011 · 6517db1 · 6517db1
1 parent 6c6e06d
commit 6517db1
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diff --git a/AjVars.Tests/AlarmTests.cs b/AjVars.Tests/AlarmTests.cs
@@ -42,5 +42,19 @@ public void RaiseNoAlarm()
 
             Assert.AreEqual(0, count);
         }
+
+        [TestMethod]
+        public void RaiseMinimumAlarm()
+        {
+            int count = 0;
+            this.integerVariable.Value = 20;
+
+            MinimumAlarm<int> alarm = new MinimumAlarm<int>(this.integerVariable, 10);
+            alarm.NewAlarm += (oldvalue, newvalue) => count++;
+
+            this.integerVariable.Value = 5;
+
+            Assert.AreEqual(1, count);
+        }
     }
 }
diff --git a/AjVars/AjVars.csproj b/AjVars/AjVars.csproj
@@ -47,6 +47,7 @@
   <ItemGroup>
     <Compile Include="Alarm.cs" />
     <Compile Include="ByteMemory.cs" />
+    <Compile Include="MinimumAlarm.cs" />
     <Compile Include="ShortVariable.cs" />
     <Compile Include="IntegerVariable.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />

diff --git a/AjVars/MinimumAlarm.cs b/AjVars/MinimumAlarm.cs
@@ -0,0 +1,15 @@
+namespace AjVars
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Linq;
+    using System.Text;
+
+    public class MinimumAlarm<T> : Alarm<T> where T : IComparable
+    {
+        public MinimumAlarm(Variable<T> variable, T value)
+            : base(variable, (oldvalue, newvalue) => newvalue.CompareTo(value) < 0)
+        {
+        }
+    }
+}