REFACTOR: admin versions controller specs to requests (#5973)

spec/requests/admin/versions_controller_spec.rb

@@ -0,0 +1,39 @@
+require 'rails_helper'
+require_dependency 'version'
+
+describe Admin::VersionsController do
+
+  before do
+    Jobs::VersionCheck.any_instance.stubs(:execute).returns(true)
+    DiscourseUpdates.stubs(:updated_at).returns(2.hours.ago)
+    DiscourseUpdates.stubs(:latest_version).returns('1.2.33')
+    DiscourseUpdates.stubs(:critical_updates_available?).returns(false)
+  end
+
+  it "is a subclass of AdminController" do
+    expect(Admin::VersionsController < Admin::AdminController).to eq(true)
+  end
+
+  context 'while logged in as an admin' do
+    let(:admin) { Fabricate(:admin) }
+    before do
+      sign_in(admin)
+    end
+
+    describe 'show' do
+      it 'should return the currently available version' do
+        get "/admin/version_check.json"
+        expect(response.status).to eq(200)
+        json = JSON.parse(response.body)
+        expect(json['latest_version']).to eq('1.2.33')
+      end
+
+      it "should return the installed version" do
+        get "/admin/version_check.json"
+        json = JSON.parse(response.body)
+        expect(response.status).to eq(200)
+        expect(json['installed_version']).to eq(Discourse::VERSION::STRING)
+      end
+    end
+  end
+end