Add tes

aaubry · Jul 15, 2021 · 3f3c232 · 3f3c232
1 parent 357e439
commit 3f3c232
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Showing 2 changed files with 12 additions and 2 deletions.
diff --git a/YamlDotNet.Test/Serialization/SerializationTests.cs b/YamlDotNet.Test/Serialization/SerializationTests.cs
@@ -1203,7 +1203,14 @@ public void DontIgnoreExtraPropertiesIfWanted()
         {
             var text = Lines("aaa: hello", "bbb: world");
             var actual = Record.Exception(() => Deserializer.Deserialize<Simple>(UsingReaderFor(text)));
-            Assert.IsType<YamlException>(actual);
+            Assert.IsType<PropertyNotFoundException>(actual);
+            ((PropertyNotFoundException)actual).Start.Column.Should().Be(1);
+            ((PropertyNotFoundException)actual).Start.Line.Should().Be(2);
+            ((PropertyNotFoundException)actual).Start.Index.Should().Be(12);
+            ((PropertyNotFoundException)actual).End.Column.Should().Be(4);
+            ((PropertyNotFoundException)actual).End.Line.Should().Be(2);
+            ((PropertyNotFoundException)actual).End.Index.Should().Be(15);
+            ((PropertyNotFoundException)actual).Message.Should().EndWith("Property 'bbb' not found on type 'YamlDotNet.Test.Serialization.Simple'.");
         }
 
         [Fact]

diff --git a/YamlDotNet/Serialization/NodeTypeResolvers/MappingNodeTypeResolver.cs b/YamlDotNet/Serialization/NodeTypeResolvers/MappingNodeTypeResolver.cs
@@ -31,7 +31,10 @@ public class MappingNodeTypeResolver : INodeTypeResolver
 
         public MappingNodeTypeResolver(IDictionary<Type, Type> mappings)
         {
-            if (mappings == null) throw new ArgumentNullException(nameof(mappings));
+            if (mappings == null)
+            {
+                throw new ArgumentNullException(nameof(mappings));
+            }
 
             foreach (var pair in mappings)
             {