Disable Airbrake remote_config (#14)

https://eaflood.atlassian.net/browse/RUBY-2456

.rubocop.yml

@@ -1,3 +1,7 @@
 inherit_gem:
   defra_ruby_style:
     - default.yml
+require:
+  - rubocop-rails
+  - rubocop-rake
+  - rubocop-rspec

.ruby-version

@@ -1 +1 @@
-ruby-2.7.1
+ruby-3.1.2

Gemfile

@@ -6,3 +6,26 @@ git_source(:github) { |repo_name| "https://github.com/#{repo_name}" }
 
 # Specify your gem's dependencies in defra_ruby_validators.gemspec
 gemspec
+
+group :development, :test do
+  gem "defra_ruby_style"
+  # Shim to load environment variables from a .env file into ENV
+  gem "dotenv"
+  # Allows us to automatically generate the change log from the tags, issues,
+  # labels and pull requests on GitHub. Added as a dependency so all dev's have
+  # access to it to generate a log, and so they are using the same version.
+  # New dev's should first create GitHub personal app token and add it to their
+  # ~/.bash_profile (or equivalent)
+  # https://github.com/github-changelog-generator/github-changelog-generator#github-token
+  gem "github_changelog_generator"
+  # Adds step-by-step debugging and stack navigation capabilities to pry using byebug
+  gem "pry-byebug"
+  gem "rake"
+  gem "rspec", "~> 3.0"
+  gem "rubocop"
+  gem "rubocop-rails"
+  gem "rubocop-rake"
+  gem "rubocop-rspec"
+  gem "simplecov", "~> 0.17.1"
+  gem "webmock", "~> 3.4"
+end

defra_ruby_alert.gemspec

@@ -1,4 +1,3 @@
-# rubocop:disable Gemspec/RequiredRubyVersion
 # frozen_string_literal: true
 
 $LOAD_PATH.push File.expand_path("lib", __dir__)
@@ -15,41 +14,20 @@ Gem::Specification.new do |spec|
   spec.homepage      = "https://github.com/DEFRA/defra-ruby-alert"
   spec.summary       = "Defra ruby on rails Alert gem"
   spec.description   = "Provides a single source of functionality for initialising and managing Alert in our apps."
+  spec.required_ruby_version = ">= 3.1"
 
   spec.files = Dir["{bin,config,lib}/**/*", "LICENSE", "Rakefile", "README.md"]
-  spec.test_files = Dir["spec/**/*"]
 
   spec.require_paths = ["lib"]
 
   # Prevent pushing this gem to RubyGems.org. To allow pushes either set the 'allowed_push_host'
   # to allow pushing to a single host or delete this section to allow pushing to any host.
-  if spec.respond_to?(:metadata)
-    spec.metadata["allowed_push_host"] = "https://rubygems.org"
-  else
-    raise "RubyGems 2.0 or newer is required to protect against " \
-      "public gem pushes."
-  end
+  raise "RubyGems 2.0 or newer is required to protect against public gem pushes." unless spec.respond_to?(:metadata)
+
+  spec.metadata["allowed_push_host"] = "https://rubygems.org"
+
+  spec.metadata["rubygems_mfa_required"] = "true"
 
   # Alert catches exceptions, sends them to our Errbit instances
   spec.add_dependency "airbrake"
-
-  spec.add_development_dependency "defra_ruby_style"
-  # Shim to load environment variables from a .env file into ENV
-  spec.add_development_dependency "dotenv"
-  # Allows us to automatically generate the change log from the tags, issues,
-  # labels and pull requests on GitHub. Added as a dependency so all dev's have
-  # access to it to generate a log, and so they are using the same version.
-  # New dev's should first create GitHub personal app token and add it to their
-  # ~/.bash_profile (or equivalent)
-  # https://github.com/github-changelog-generator/github-changelog-generator#github-token
-  spec.add_development_dependency "github_changelog_generator"
-  # Adds step-by-step debugging and stack navigation capabilities to pry using
-  # byebug
-  spec.add_development_dependency "pry-byebug"
-  spec.add_development_dependency "rake"
-  spec.add_development_dependency "rspec", "~> 3.0"
-  spec.add_development_dependency "rubocop"
-  spec.add_development_dependency "simplecov", "~> 0.17.1"
-  spec.add_development_dependency "webmock", "~> 3.4"
 end
-# rubocop:enable Gemspec/RequiredRubyVersion

lib/defra_ruby/alert/airbrake_runner.rb

@@ -71,6 +71,10 @@ def self.invoke
           # errors in our logs. To prevent this we disable this feature.
           # https://github.com/airbrake/airbrake-ruby#performance_stats
           c.performance_stats = false
+
+          # Prevent Airbrake from trying to auto-load remote config from Airbrake servers
+          # as this fails (our projects are not on Airbrake) and disables Airbrake in the app
+          c.remote_config = false
         end
       end
     end

spec/defra_ruby/alert/airbrake_runner_spec.rb

@@ -21,43 +21,54 @@ module Alert
           :environment= => nil,
           :ignore_environments= => nil,
           :blocklist_keys= => nil,
-          :performance_stats= => nil
+          :performance_stats= => nil,
+          :remote_config= => nil
         )
         allow(configuration).to receive(:performance_stats)
 
         allow(Airbrake).to receive(:configure).and_yield(configuration)
       end
 
-      let(:configuration) { double("Configuration") }
+      let(:configuration) { instance_double("Configuration") } # rubocop:disable RSpec/VerifiedDoubleReference
 
       let(:enabled) { true }
       let(:host) { "http://localhost:8005" }
       let(:project_key) { "ABC123456789" }
 
       describe ".invoke" do
-        it "configures Airbrake" do
-          expect(configuration).to receive(:host=).with(host)
-          expect(configuration).to receive(:project_key=).with(project_key)
+        before { allow(Airbrake).to receive(:add_filter) }
 
+        it "configures Airbrake with host" do
           described_class.invoke
+
+          expect(configuration).to have_received(:host=).with(host)
+        end
+
+        it "configures Airbrake with project_key" do
+          described_class.invoke
+
+          expect(configuration).to have_received(:project_key=).with(project_key)
         end
 
         context "when airbrake is enabled" do
           it "does not tell Airbrake to ignore everything" do
-            expect(Airbrake).not_to receive(:add_filter)
-
             described_class.invoke
+
+            expect(Airbrake).not_to have_received(:add_filter)
           end
         end
 
         context "when airbrake is not enabled" do
           let(:enabled) { false }
 
+          # rubocop:disable RSpec/MultipleExpectations
           it "tells Airbrake to ignore everything" do
-            expect(Airbrake).to receive(:add_filter) { |&block| expect(block).to be(&:ignore!) }
-
             described_class.invoke
+
+            expect(Airbrake).to have_received(:add_filter) { |&block| expect(block).to be(&:ignore!) }
           end
+          # rubocop:enable RSpec/MultipleExpectations
+
         end
       end
 

spec/defra_ruby/alert/configuration_spec.rb

@@ -5,18 +5,16 @@
 module DefraRuby
   module Alert
     RSpec.describe Configuration do
-      it "sets the appropriate default config settings" do
-        fresh_config = described_class.new
 
-        expect(fresh_config.root_directory).to be_nil
-        expect(fresh_config.logger).to be_nil
-        expect(fresh_config.environment).to be_nil
+      subject(:fresh_config) { described_class.new }
 
-        expect(fresh_config.host).to be_nil
-        expect(fresh_config.project_key).to be_nil
-        expect(fresh_config.blocklist).to eq([])
-        expect(fresh_config.enabled).to eq(false)
-      end
+      it { expect(fresh_config.root_directory).to be_nil }
+      it { expect(fresh_config.logger).to be_nil }
+      it { expect(fresh_config.environment).to be_nil }
+      it { expect(fresh_config.host).to be_nil }
+      it { expect(fresh_config.project_key).to be_nil }
+      it { expect(fresh_config.blocklist).to eq([]) }
+      it { expect(fresh_config.enabled).to be(false) }
     end
   end
 end

spec/defra_ruby/alert_spec.rb

@@ -4,10 +4,8 @@
 
 RSpec.describe DefraRuby::Alert do
   describe "VERSION" do
-    it "is a version string in the correct format" do
-      expect(DefraRuby::Alert::VERSION).to be_a(String)
-      expect(DefraRuby::Alert::VERSION).to match(/\d+\.\d+\.\d+/)
-    end
+    it { expect(DefraRuby::Alert::VERSION).to be_a(String) }
+    it { expect(DefraRuby::Alert::VERSION).to match(/\d+\.\d+\.\d+/) }
   end
 
   describe ".configuration" do
@@ -30,16 +28,19 @@
 
   describe ".start" do
     before do
-      DefraRuby::Alert.configure do |c|
+      allow(DefraRuby::Alert::AirbrakeRunner).to receive(:invoke)
+
+      described_class.configure do |c|
         c.enabled = false
         c.host = "http://localhost:8005"
         c.project_key = "ABC123456789"
       end
     end
-    it "invokes 'AirbrakeRunner'" do
-      expect(DefraRuby::Alert::AirbrakeRunner).to receive(:invoke)
 
+    it "invokes 'AirbrakeRunner'" do
       described_class.start
+
+      expect(DefraRuby::Alert::AirbrakeRunner).to have_received(:invoke)
     end
   end
 end