Move controller specs for well-known endpoints to request specs (#27855)

spec/requests/well_known/node_info_spec.rb

@@ -0,0 +1,58 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe 'The well-known node-info endpoints' do
+  describe 'The /.well-known/node-info endpoint' do
+    it 'returns JSON document pointing to node info' do
+      get '/.well-known/nodeinfo'
+
+      expect(response)
+        .to have_http_status(200)
+        .and have_attributes(
+          media_type: 'application/json'
+        )
+
+      expect(body_as_json).to include(
+        links: be_an(Array).and(
+          contain_exactly(
+            include(
+              rel: 'http://nodeinfo.diaspora.software/ns/schema/2.0',
+              href: include('nodeinfo/2.0')
+            )
+          )
+        )
+      )
+    end
+  end
+
+  describe 'The /nodeinfo/2.0 endpoint' do
+    it 'returns JSON document with node info properties' do
+      get '/nodeinfo/2.0'
+
+      expect(response)
+        .to have_http_status(200)
+        .and have_attributes(
+          media_type: 'application/json'
+        )
+
+      expect(non_matching_hash)
+        .to_not match_json_schema('nodeinfo_2.0')
+
+      expect(body_as_json)
+        .to match_json_schema('nodeinfo_2.0')
+        .and include(
+          version: '2.0',
+          usage: be_a(Hash),
+          software: be_a(Hash),
+          protocols: be_a(Array)
+        )
+    end
+
+    private
+
+    def non_matching_hash
+      { 'foo' => 0 }
+    end
+  end
+end