From bf447a2c4638592b85aadf500303d12402758eb2 Mon Sep 17 00:00:00 2001
From: Dennis Doomen <dennis.doomen@avivasolutions.nl>
Date: Sun, 6 Mar 2022 21:10:37 +0100
Subject: [PATCH] SAVEPOINT

---
 .../MemberMatchingSpecs.cs                    | 32 +++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/Tests/FluentAssertions.Equivalency.Specs/MemberMatchingSpecs.cs b/Tests/FluentAssertions.Equivalency.Specs/MemberMatchingSpecs.cs
index 990000bce1..358ab0ace7 100644
--- a/Tests/FluentAssertions.Equivalency.Specs/MemberMatchingSpecs.cs
+++ b/Tests/FluentAssertions.Equivalency.Specs/MemberMatchingSpecs.cs
@@ -428,6 +428,38 @@ public void The_member_name_on_a_nested_type_mapping_must_be_a_valid_member()
                 .Throw<ArgumentException>()
                 .WithMessage("*does not have member NonExistingProperty*");
         }
+        
+        [Fact]
+        public void Exclusion_of_missing_members_works_with_mapping()
+        {
+            // Arrange
+            var subject = new { Property1 = 1 };
+
+            var expectation = new { Property2 = 2, Ignore = 3 };
+
+            // Act / Assert
+            subject.Should()
+                .NotBeEquivalentTo(expectation, opt => opt
+                    .WithMapping("Property2", "Property1")
+                    .ExcludingMissingMembers()
+                );
+        }
+
+        [Fact]
+        public void Mapping_works_with_exclusion_of_missing_members()
+        {
+            // Arrange
+            var subject = new { Property1 = 1 };
+
+            var expectation = new { Property2 = 2, Ignore = 3 };
+
+            // Act / Assert
+            subject.Should()
+                .NotBeEquivalentTo(expectation, opt => opt
+                    .ExcludingMissingMembers()
+                    .WithMapping("Property2", "Property1")
+                );
+        }
 
         internal class ParentOfExpectationWithProperty2
         {