Nearly working version

AspectedRouting.Test/TestAnalysis.cs

@@ -0,0 +1,50 @@
+using System.Collections.Generic;
+using System.Linq;
+using AspectedRouting.Language;
+using AspectedRouting.Language.Functions;
+using Xunit;
+
+namespace AspectedRouting.Test
+{
+    public class TestAnalysis
+    {
+        [Fact]
+        public void OnAll_SmallTagSet_AllCombinations()
+        {
+            var possibleTags = new Dictionary<string, List<string>>
+            {
+                {"a", new List<string> {"x", "y"}}
+            };
+
+            var all = possibleTags.OnAllCombinations(dict => ObjectExtensions.Pretty(dict), new List<string>()).ToList();
+            Assert.Equal(3, all.Count);
+            Assert.Contains("{}", all);
+            Assert.Contains("{a=x;}", all);
+            Assert.Contains("{a=y;}", all);
+        }
+
+        [Fact]
+        public void OnAll_TwoTagSet_AllCombinations()
+        {
+            var possibleTags = new Dictionary<string, List<string>>
+            {
+                {"a", new List<string> {"x", "y"}},
+                {"b", new List<string> {"u", "v"}}
+            };
+
+            var all = possibleTags.OnAllCombinations(dict => dict.Pretty(), new List<string>()).ToList();
+            Assert.Equal(9, all.Count);
+            Assert.Contains("{}", all);
+            Assert.Contains("{a=x;}", all);
+            Assert.Contains("{a=y;}", all);
+
+            Assert.Contains("{b=u;}", all);
+            Assert.Contains("{b=v;}", all);
+
+            Assert.Contains("{a=x;b=u;}", all);
+            Assert.Contains("{a=x;b=v;}", all);
+            Assert.Contains("{a=y;b=u;}", all);
+            Assert.Contains("{a=y;b=v;}", all);
+        }
+    }
+}