test: Update WebHostTests IPAddress test

WeihanLi · web-flow · commit 58128296eb61 · 2025-07-26T13:48:09.000+08:00
diff --git a/src/DefaultBuilder/test/Microsoft.AspNetCore.Tests/WebHostTests.cs b/src/DefaultBuilder/test/Microsoft.AspNetCore.Tests/WebHostTests.cs
@@ -156,7 +156,7 @@ public async Task WebHostConfiguration_EnablesForwardedHeaders_CustomConfig()
         Assert.NotEmpty(forwardedHeadersOptions.KnownIPNetworks);
         Assert.Contains(forwardedHeadersOptions.KnownIPNetworks, network => network.Contains(System.Net.IPAddress.Parse("192.168.0.123")));
         Assert.NotEmpty(forwardedHeadersOptions.KnownProxies);
-        Assert.Contains(forwardedHeadersOptions.KnownProxies, proxy => proxy == System.Net.IPAddress.Parse("127.0.0.1"));
+        Assert.Contains(forwardedHeadersOptions.KnownProxies, System.Net.IPAddress.IsLoopback);
     }
 
     [Fact]

Original file line number	Diff line number	Diff line change
`@@ -156,7 +156,7 @@ public async Task WebHostConfiguration_EnablesForwardedHeaders_CustomConfig()`
`156`	`156`	`Assert.NotEmpty(forwardedHeadersOptions.KnownIPNetworks);`
`157`	`157`	`Assert.Contains(forwardedHeadersOptions.KnownIPNetworks, network => network.Contains(System.Net.IPAddress.Parse("192.168.0.123")));`
`158`	`158`	`Assert.NotEmpty(forwardedHeadersOptions.KnownProxies);`
`159`		`- Assert.Contains(forwardedHeadersOptions.KnownProxies, proxy => proxy == System.Net.IPAddress.Parse("127.0.0.1"));`
	`159`	`+ Assert.Contains(forwardedHeadersOptions.KnownProxies, System.Net.IPAddress.IsLoopback);`
`160`	`160`	`}`
`161`	`161`
`162`	`162`	`[Fact]`