Fix Min(Func<T,TResult>) handling

modanbinghan · Feb 16, 2023 · 109cca0 · 109cca0
1 parent cd1ae01
commit 109cca0
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/LiteDB.Tests/Mapper/LinqBsonExpression_Tests.cs b/LiteDB.Tests/Mapper/LinqBsonExpression_Tests.cs
@@ -180,6 +180,9 @@ public void Linq_Enumerables()
 
             // aggregate with map
             TestExpr<User>(x => x.Phones.Sum(w => w.Number), "SUM(MAP($.Phones => @.Number))");
+            TestExpr<User>(x => x.Phones.Average(w => w.Number), "AVG(MAP($.Phones => @.Number))");
+            TestExpr<User>(x => x.Phones.Max(w => w.Number), "MAX(MAP($.Phones => @.Number))");
+            TestExpr<User>(x => x.Phones.Min(w => w.Number), "MIN(MAP($.Phones => @.Number))");
 
             // map
             TestExpr<User>(x => x.Phones.Select(y => y.Type), "MAP($.Phones => @.Type)");

diff --git a/LiteDB/Client/Mapper/Linq/TypeResolver/EnumerableResolver.cs b/LiteDB/Client/Mapper/Linq/TypeResolver/EnumerableResolver.cs
@@ -57,7 +57,7 @@ public virtual string ResolveMethod(MethodInfo method)
                 case "Sum(Func<T,TResult>)": return "SUM(MAP(@0 => @1))";
                 case "Average(Func<T,TResult>)": return "AVG(MAP(@0 => @1))";
                 case "Max(Func<T,TResult>)": return "MAX(MAP(@0 => @1))";
-                case "Min(Func<T,TResult>)": return "MAP(MIN(@0 => @1))";
+                case "Min(Func<T,TResult>)": return "MIN(MAP(@0 => @1))";
 
                 // convert to array
                 case "ToList()":