Added a test to showcase parameter duplication + some strange SQL

npgsql · May 17, 2018 · 5394545 · 5394545
1 parent 9dbc029
commit 5394545
Showing 1 changed file with 21 additions and 0 deletions.
diff --git a/test/EFCore.PG.FunctionalTests/Query/NetworkAddressQueryNpgsqlTest.cs b/test/EFCore.PG.FunctionalTests/Query/NetworkAddressQueryNpgsqlTest.cs
@@ -187,6 +187,27 @@ public void NpgsqlInetDoesNotContainOrEqualNpgsqlInet()
             }
         }
 
+        /// <summary>
+        /// Tests inverse translation for <see cref="NpgsqlNetworkAddressExtensions.Contains(NpgsqlInet,NpgsqlInet)"/>.
+        /// </summary>
+        [Fact]
+        public void Demonstrate_ValueTypeParametersAreDuplicated()
+        {
+            using (NetContext context = Fixture.CreateContext())
+            {
+                NpgsqlInet npgsqlInet = new IPAddress(0);
+
+                bool[] _ =
+                    context.NetTestEntities
+                           .Where(x => x.CidrMappedToNpgsqlInet.ContainsOrEquals(npgsqlInet))
+                           .Select(x => x.CidrMappedToNpgsqlInet.Equals(npgsqlInet))
+                           .ToArray();
+
+                AssertContainsSql("SELECT x.\"CidrMappedToNpgsqlInet\" = @__npgsqlInet_0");
+                AssertContainsSql("WHERE x.\"CidrMappedToNpgsqlInet\" >>= @__npgsqlInet_0");
+            }
+        }
+
         #endregion
 
         #region Fixtures