From 81f0094229cea5d08e2bc5cd49258fd9d03e7748 Mon Sep 17 00:00:00 2001
From: "fabien.menager" <fabien.menager@am-creations.fr>
Date: Sun, 8 Mar 2026 09:37:37 +0100
Subject: [PATCH] Add tests for properties with a getter and setter

---
 ...terOnAliasProperty.DotNet10_0.verified.txt |  3 ++
 ...lterOnAliasProperty.DotNet9_0.verified.txt |  3 ++
 ...tyTests.FilterOnAliasProperty.verified.txt |  3 ++
 ...electAliasProperty.DotNet10_0.verified.txt |  2 ++
 ...SelectAliasProperty.DotNet9_0.verified.txt |  2 ++
 ...ertyTests.SelectAliasProperty.verified.txt |  2 ++
 .../StatefullPropertyTests.cs                 | 29 +++++++++++++++++++
 ...bleComputedPropertyWithSetter.verified.txt | 17 +++++++++++
 .../PropertyTests.cs                          | 28 ++++++++++++++++++
 9 files changed, 89 insertions(+)
 create mode 100644 tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.DotNet10_0.verified.txt
 create mode 100644 tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.DotNet9_0.verified.txt
 create mode 100644 tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.verified.txt
 create mode 100644 tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.DotNet10_0.verified.txt
 create mode 100644 tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.DotNet9_0.verified.txt
 create mode 100644 tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.verified.txt
 create mode 100644 tests/EntityFrameworkCore.Projectables.Generator.Tests/PropertyTests.SimpleProjectableComputedPropertyWithSetter.verified.txt

diff --git a/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.DotNet10_0.verified.txt b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.DotNet10_0.verified.txt
new file mode 100644
index 0000000..291fcb8
--- /dev/null
+++ b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.DotNet10_0.verified.txt
@@ -0,0 +1,3 @@
+SELECT [e].[Id]
+FROM [Entity] AS [e]
+WHERE [e].[Id] = 1
\ No newline at end of file
diff --git a/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.DotNet9_0.verified.txt b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.DotNet9_0.verified.txt
new file mode 100644
index 0000000..291fcb8
--- /dev/null
+++ b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.DotNet9_0.verified.txt
@@ -0,0 +1,3 @@
+SELECT [e].[Id]
+FROM [Entity] AS [e]
+WHERE [e].[Id] = 1
\ No newline at end of file
diff --git a/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.verified.txt b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.verified.txt
new file mode 100644
index 0000000..291fcb8
--- /dev/null
+++ b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.FilterOnAliasProperty.verified.txt
@@ -0,0 +1,3 @@
+SELECT [e].[Id]
+FROM [Entity] AS [e]
+WHERE [e].[Id] = 1
\ No newline at end of file
diff --git a/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.DotNet10_0.verified.txt b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.DotNet10_0.verified.txt
new file mode 100644
index 0000000..b1c3b32
--- /dev/null
+++ b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.DotNet10_0.verified.txt
@@ -0,0 +1,2 @@
+SELECT [e].[Id]
+FROM [Entity] AS [e]
\ No newline at end of file
diff --git a/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.DotNet9_0.verified.txt b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.DotNet9_0.verified.txt
new file mode 100644
index 0000000..b1c3b32
--- /dev/null
+++ b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.DotNet9_0.verified.txt
@@ -0,0 +1,2 @@
+SELECT [e].[Id]
+FROM [Entity] AS [e]
\ No newline at end of file
diff --git a/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.verified.txt b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.verified.txt
new file mode 100644
index 0000000..b1c3b32
--- /dev/null
+++ b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.SelectAliasProperty.verified.txt
@@ -0,0 +1,2 @@
+SELECT [e].[Id]
+FROM [Entity] AS [e]
\ No newline at end of file
diff --git a/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.cs b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.cs
index 140f7b2..a2dadc2 100644
--- a/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.cs
+++ b/tests/EntityFrameworkCore.Projectables.FunctionalTests/StatefullPropertyTests.cs
@@ -24,6 +24,13 @@ public record Entity
 
             [Projectable]
             public int Computed2 => Id * 2;
+            
+            [Projectable]
+            public int Alias
+            {
+                get => Id;
+                set => Id = value;
+            }
         }
 
         [Fact]
@@ -80,5 +87,27 @@ public Task CombineSelectProjectableProperties()
 
             return Verifier.Verify(query.ToQueryString());
         }
+        
+        [Fact]
+        public Task FilterOnAliasProperty()
+        {
+            using var dbContext = new SampleDbContext<Entity>();
+
+            var query = dbContext.Set<Entity>()
+                .Where(x => x.Alias == 1);
+
+            return Verifier.Verify(query.ToQueryString());
+        }
+
+        [Fact]
+        public Task SelectAliasProperty()
+        {
+            using var dbContext = new SampleDbContext<Entity>();
+
+            var query = dbContext.Set<Entity>()
+                .Select(x => x.Alias);
+
+            return Verifier.Verify(query.ToQueryString());
+        }
     }
 }
diff --git a/tests/EntityFrameworkCore.Projectables.Generator.Tests/PropertyTests.SimpleProjectableComputedPropertyWithSetter.verified.txt b/tests/EntityFrameworkCore.Projectables.Generator.Tests/PropertyTests.SimpleProjectableComputedPropertyWithSetter.verified.txt
new file mode 100644
index 0000000..3ad21d6
--- /dev/null
+++ b/tests/EntityFrameworkCore.Projectables.Generator.Tests/PropertyTests.SimpleProjectableComputedPropertyWithSetter.verified.txt
@@ -0,0 +1,17 @@
+// <auto-generated/>
+#nullable disable
+using System;
+using EntityFrameworkCore.Projectables;
+using Foo;
+
+namespace EntityFrameworkCore.Projectables.Generated
+{
+    [global::System.ComponentModel.EditorBrowsable(global::System.ComponentModel.EditorBrowsableState.Never)]
+    static class Foo_C_Foo
+    {
+        static global::System.Linq.Expressions.Expression<global::System.Func<global::Foo.C, int>> Expression()
+        {
+            return (global::Foo.C @this) => @this.Bar;
+        }
+    }
+}
\ No newline at end of file
diff --git a/tests/EntityFrameworkCore.Projectables.Generator.Tests/PropertyTests.cs b/tests/EntityFrameworkCore.Projectables.Generator.Tests/PropertyTests.cs
index 9ca49e3..64c86ad 100644
--- a/tests/EntityFrameworkCore.Projectables.Generator.Tests/PropertyTests.cs
+++ b/tests/EntityFrameworkCore.Projectables.Generator.Tests/PropertyTests.cs
@@ -471,4 +471,32 @@ public class Bar {
 
         return Verifier.Verify(result.GeneratedTrees[0].ToString());
     }
+    
+    [Fact]
+    public Task SimpleProjectableComputedPropertyWithSetter()
+    {
+        var compilation = CreateCompilation(@"
+using System;
+using EntityFrameworkCore.Projectables;
+namespace Foo {
+    class C {
+        public int Bar { get; set; }
+
+        [Projectable]
+        public int Foo 
+        { 
+            get => Bar;
+            set => Bar = value;
+        }
+    }
+}
+");
+
+        var result = RunGenerator(compilation);
+
+        Assert.Empty(result.Diagnostics);
+        Assert.Single(result.GeneratedTrees);
+
+        return Verifier.Verify(result.GeneratedTrees[0].ToString());
+    }
 }
\ No newline at end of file