feat(#128): redirect to home, when hitting home without trailing slash (#133)

Author: followynne

src/Serilog.Ui.Web/Endpoints/SerilogUiAppRoutes.cs

@@ -52,8 +52,9 @@ public Task RedirectHomeAsync()
             var httpContext = Guard.Against.Null(httpContextAccessor.HttpContext);
 
             var indexUrl = httpContext.Request.GetEncodedUrl().Replace("index.html", "");
+            var indexUrlWithTrailingSlash = indexUrl.EndsWith('/') ? indexUrl : $"{indexUrl}/";
 
-            httpContext.Response.Redirect(indexUrl, true);
+            httpContext.Response.Redirect(indexUrlWithTrailingSlash, true);
 
             return Task.CompletedTask;
         }

src/Serilog.Ui.Web/SerilogUiMiddleware.cs

@@ -49,7 +49,11 @@ public Task Invoke(HttpContext httpContext, ISerilogUiAppRoutes uiAppRoutes, ISe
 
             if (CheckPath(path, "/api/keys/?")) return uiEndpoints.GetApiKeysAsync();
             if (CheckPath(path, "/api/logs/?")) return uiEndpoints.GetLogsAsync();
-            if (CheckPath(path, "/index.html")) return uiAppRoutes.RedirectHomeAsync();
+
+            // prefix without trailing slash or old index.html routing
+            if (CheckPath(path, "/index.html") || CheckPath(path, "")) return uiAppRoutes.RedirectHomeAsync();
+
+            // asset request, we remove any extra path part since it's always served from the serilog-ui root
             if (CheckPath(path, "/(?:.*(.*/))(?:(assets/)).*")) return ChangeAssetRequestPath(httpContext);
 
             return CheckPath(path, "/(?!.*(assets/)).*") ? uiAppRoutes.GetHomeAsync() : _staticFileMiddleware.Invoke(httpContext);

tests/Serilog.Ui.Web.Tests/SerilogUiMiddlewareTest.cs

@@ -21,6 +21,7 @@ public class SerilogUiMiddlewareTest(WebAppFactory.WithMocks program, WebAppFact
         [InlineData("/serilog-ui/api/logs/", 409)]
         [InlineData("/serilog-ui/", 418)]
         [InlineData("/serilog-ui/index.html", 400)]
+        [InlineData("/serilog-ui", 400)]
         public async Task It_hits_ui_endpoint_when_request_matches_method_and_options_prefix(string pathReq, int statusCode)
         {
             // Act
@@ -35,6 +36,7 @@ public async Task It_hits_ui_endpoint_when_request_matches_method_and_options_pr
         [InlineData("/test/api/logs/", 409)]
         [InlineData("/test/", 418)]
         [InlineData("/test/index.html", 400)]
+        [InlineData("/test", 400)]
         public async Task It_hits_ui_endpoint_when_request_matches_method_and_custom_options_prefix(string pathReq, int statusCode)
         {
             // Act
@@ -43,7 +45,7 @@ public async Task It_hits_ui_endpoint_when_request_matches_method_and_custom_opt
             // Assert
             send.StatusCode.Should().Be((HttpStatusCode)statusCode);
         }
-        
+
         [Theory]
         [InlineData("/serilog-ui/assets/index.js")]
         [InlineData("/serilog-ui/assets/index.js?query=query", "?query=query")]
@@ -83,6 +85,7 @@ public async Task It_not_map_request_to_assets_when_request_final_path_part_not_
         [InlineData("/fake-prefix", 400)]
         [InlineData("/fake-prefix/", 400)]
         [InlineData("/fake-prefix/index.html", 418)]
+        [InlineData("/fake-prefix", 418)]
         public async Task It_proceeds_onwards_when_request_does_not_match_options_prefix(string pathReq, int statusCode)
         {
             // Act
@@ -97,6 +100,7 @@ public async Task It_proceeds_onwards_when_request_does_not_match_options_prefix
         [InlineData("/serilog-ui/api/logs/", 409)]
         [InlineData("/serilog-ui/", 400)]
         [InlineData("/serilog-ui/index.html", 418)]
+        [InlineData("/serilog-ui", 418)]
         public async Task It_proceeds_onwards_when_request_is_not_a_get(string pathReq, int statusCode)
         {
             // Arrange