Add RequireAuthorization method for default policy (#6916)

src/Security/Authorization/Policy/src/AuthorizationEndpointConventionBuilderExtensions.cs

@@ -4,12 +4,20 @@
 using System;
 using System.Linq;
 using Microsoft.AspNetCore.Authorization;
-using Microsoft.AspNetCore.Routing;
 
 namespace Microsoft.AspNetCore.Builder
 {
+    /// <summary>
+    /// Authorization extension methods for <see cref="IEndpointConventionBuilder"/>.
+    /// </summary>
     public static class AuthorizationEndpointConventionBuilderExtensions
     {
+        /// <summary>
+        /// Adds authorization policies with the specified <see cref="IAuthorizeData"/> to the endpoint(s).
+        /// </summary>
+        /// <param name="builder">The endpoint convention builder.</param>
+        /// <param name="authorizeData">A collection of <see cref="IAuthorizeData"/>.</param>
+        /// <returns>The original convention builder parameter.</returns>
         public static IEndpointConventionBuilder RequireAuthorization(this IEndpointConventionBuilder builder, params IAuthorizeData[] authorizeData)
         {
             if (builder == null)
@@ -32,6 +40,12 @@ namespace Microsoft.AspNetCore.Builder
             return builder;
         }
 
+        /// <summary>
+        /// Adds authorization policies with the specified names to the endpoint(s).
+        /// </summary>
+        /// <param name="builder">The endpoint convention builder.</param>
+        /// <param name="policyNames">A collection of policy names.</param>
+        /// <returns>The original convention builder parameter.</returns>
         public static IEndpointConventionBuilder RequireAuthorization(this IEndpointConventionBuilder builder, params string[] policyNames)
         {
             if (builder == null)
@@ -46,5 +60,20 @@ namespace Microsoft.AspNetCore.Builder
 
             return builder.RequireAuthorization(policyNames.Select(n => new AuthorizeAttribute(n)).ToArray());
         }
+
+        /// <summary>
+        /// Adds the default authorization policy to the endpoint(s).
+        /// </summary>
+        /// <param name="builder">The endpoint convention builder.</param>
+        /// <returns>The original convention builder parameter.</returns>
+        public static IEndpointConventionBuilder RequireAuthorization(this IEndpointConventionBuilder builder)
+        {
+            if (builder == null)
+            {
+                throw new ArgumentNullException(nameof(builder));
+            }
+
+            return builder.RequireAuthorization(new AuthorizeAttribute());
+        }
     }
 }

src/Security/Authorization/test/AuthorizationEndpointConventionBuilderExtensionsTests.cs

@@ -47,7 +47,27 @@ namespace Microsoft.AspNetCore.Authorization.Test
             var endpointModel = new RouteEndpointBuilder((context) => Task.CompletedTask, RoutePatternFactory.Parse("/"), 0);
             convention(endpointModel);
 
-            Assert.Equal("policy", Assert.IsAssignableFrom<IAuthorizeData>(Assert.Single(endpointModel.Metadata)).Policy);
+            var authMetadata = Assert.IsAssignableFrom<IAuthorizeData>(Assert.Single(endpointModel.Metadata));
+            Assert.Equal("policy", authMetadata.Policy);
+        }
+
+        [Fact]
+        public void RequireAuthorization_Default()
+        {
+            // Arrange
+            var builder = new TestEndpointConventionBuilder();
+
+            // Act
+            builder.RequireAuthorization();
+
+            // Assert
+            var convention = Assert.Single(builder.Conventions);
+
+            var endpointModel = new RouteEndpointBuilder((context) => Task.CompletedTask, RoutePatternFactory.Parse("/"), 0);
+            convention(endpointModel);
+
+            var authMetadata = Assert.IsAssignableFrom<IAuthorizeData>(Assert.Single(endpointModel.Metadata));
+            Assert.Null(authMetadata.Policy);
         }
 
         private class TestEndpointConventionBuilder : IEndpointConventionBuilder