Add test to validate HttpResponseMessage.RequestMessage

dotnet · Oct 1, 2020 · af71301 · af71301
1 parent ee993b4
commit af71301
Showing 1 changed file with 23 additions and 0 deletions.
diff --git a/src/libraries/System.Net.Http/tests/FunctionalTests/HttpClientHandlerTest.Headers.cs b/src/libraries/System.Net.Http/tests/FunctionalTests/HttpClientHandlerTest.Headers.cs
@@ -22,6 +22,29 @@ public HttpClientHandlerTest_Headers(ITestOutputHelper output) : base(output) {
 
         private sealed class DerivedHttpHeaders : HttpHeaders { }
 
+        [Fact]
+        public async Task SendAsync_RequestWithSimpleHeader_ResponseReferencesUnmodifiedRequestHeaders()
+        {
+            const string HeaderKey = "some-header-123", HeaderValue = "this is the expected header value";
+
+            await LoopbackServerFactory.CreateClientAndServerAsync(async uri =>
+            {
+                using HttpClient client = CreateHttpClient();
+
+                var requestMessage = new HttpRequestMessage(HttpMethod.Get, uri) { Version = UseVersion };
+                requestMessage.Headers.TryAddWithoutValidation(HeaderKey, HeaderValue);
+
+                using HttpResponseMessage response = await client.SendAsync(TestAsync, requestMessage);
+                Assert.Same(requestMessage, response.RequestMessage);
+                Assert.Equal(HeaderValue, requestMessage.Headers.GetValues(HeaderKey).First());
+            },
+            async server =>
+            {
+                HttpRequestData requestData = await server.HandleRequestAsync(HttpStatusCode.OK);
+                Assert.Equal(HeaderValue, requestData.GetSingleHeaderValue(HeaderKey));
+            });
+        }
+
         [Fact]
         public async Task SendAsync_UserAgent_CorrectlyWritten()
         {