Use custom controller for discovery

Author: ThisIsMissEm

spec/dummy/app/controllers/custom_discovery_controller.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class CustomDiscoveryController < ::ApplicationController
+  def show
+    render nothing: true
+  end
+end

spec/routing/custom_controller_routes_spec.rb

@@ -16,7 +16,8 @@
           controllers authorizations: "custom_authorizations",
                       tokens: "custom_authorizations",
                       applications: "custom_authorizations",
-                      token_info: "custom_authorizations"
+                      token_info: "custom_authorizations",
+                      discovery: "custom_discovery"
 
           as authorizations: "custom_auth",
              tokens: "custom_token",
@@ -29,7 +30,8 @@
           controllers authorizations: "custom_authorizations",
                       tokens: "custom_authorizations",
                       applications: "custom_authorizations",
-                      token_info: "custom_authorizations"
+                      token_info: "custom_authorizations",
+                      discovery: "custom_discovery"
 
           as authorizations: "custom_auth",
              tokens: "custom_token",
@@ -41,7 +43,8 @@
         use_doorkeeper do
           controllers authorizations: "custom_authorizations",
                       tokens: "custom_authorizations",
-                      token_info: "custom_authorizations"
+                      token_info: "custom_authorizations",
+                      discovery: "custom_discovery"
 
           as authorizations: "custom_auth",
              tokens: "custom_token",
@@ -84,7 +87,7 @@
   end
 
   it "GET /inner_space/.well-known/oauth-authorization-server route to show Discovery controller" do
-    expect(get("/space/.well-known/oauth-authorization-server")).to route_to("doorkeeper/discovery#show")
+    expect(get("/space/.well-known/oauth-authorization-server")).to route_to("custom_discovery#show")
   end
 
 
@@ -121,7 +124,7 @@
   end
 
   it "GET /space/.well-known/oauth-authorization-server route to show Discovery controller" do
-    expect(get("/space/.well-known/oauth-authorization-server")).to route_to("doorkeeper/discovery#show")
+    expect(get("/space/.well-known/oauth-authorization-server")).to route_to("custom_discovery#show")
   end
 
   it "POST /outer_space/oauth/token is not be routable" do
@@ -141,6 +144,6 @@
   end
 
   it "GET /outer_space/.well-known/oauth-authorization-server route to show Discovery controller" do
-    expect(get("/outer_space/.well-known/oauth-authorization-server")).to route_to("doorkeeper/discovery#show")
+    expect(get("/outer_space/.well-known/oauth-authorization-server")).to route_to("custom_discovery#show")
   end
 end