test: 提高 TryConvertTo 方法代码覆盖率

Author: ArgoZhang

test/UnitTestTcpSocket/TcpSocketFactoryTest.cs

@@ -2,6 +2,7 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 // Website: https://www.blazor.zone or https://argozhang.github.io/
 
+using BootstrapBlazor.Socket.Logging;
 using Microsoft.Extensions.Logging;
 using System.Buffers;
 using System.Net;
@@ -631,6 +632,14 @@ public async Task DelimiterDataPackageHandler_Ok()
         Assert.NotNull(ex);
     }
 
+    [Fact]
+    public void TryConvertTo_Error()
+    {
+        var converter = new MockErrorDataConverter();
+        var result = converter.TryConvertTo(new byte[] { 0x1, 0x2 }, out var entity);
+        Assert.False(result);
+    }
+
     [Fact]
     public async Task TryConvertTo_Ok()
     {
@@ -1417,6 +1426,14 @@ protected override bool Parse(ReadOnlyMemory<byte> data, MockEntity entity)
         }
     }
 
+    class MockErrorDataConverter : DataConverter<MockEntity>
+    {
+        protected override bool Parse(ReadOnlyMemory<byte> data, MockEntity entity)
+        {
+            throw new Exception("Mock parse error");
+        }
+    }
+
     class FooConverter(string name) : IDataPropertyConverter
     {
         public object? Convert(ReadOnlyMemory<byte> data)