1 files changed, 32 insertions, 0 deletions
diff --git a/spec/lib/feature_spec.rb b/spec/lib/feature_spec.rb
index 82580d5d700..8c546390201 100644
--- a/spec/lib/feature_spec.rb
+++ b/spec/lib/feature_spec.rb
@@ -3,12 +3,40 @@
 require 'spec_helper'
 
 RSpec.describe Feature, stub_feature_flags: false do
+  include StubVersion
+
   before do
     # reset Flipper AR-engine
     Feature.reset
     skip_feature_flags_yaml_validation
   end
 
+  describe '.feature_flags_available?' do
+    it 'returns false on connection error' do
+      expect(ActiveRecord::Base.connection).to receive(:active?).and_raise(PG::ConnectionBad) # rubocop:disable Database/MultipleDatabases
+
+      expect(described_class.feature_flags_available?).to eq(false)
+    end
+
+    it 'returns false when connection is not active' do
+      expect(ActiveRecord::Base.connection).to receive(:active?).and_return(false) # rubocop:disable Database/MultipleDatabases
+
+      expect(described_class.feature_flags_available?).to eq(false)
+    end
+
+    it 'returns false when the flipper table does not exist' do
+      expect(Feature::FlipperFeature).to receive(:table_exists?).and_return(false)
+
+      expect(described_class.feature_flags_available?).to eq(false)
+    end
+
+    it 'returns false on NoDatabaseError' do
+      expect(Feature::FlipperFeature).to receive(:table_exists?).and_raise(ActiveRecord::NoDatabaseError)
+
+      expect(described_class.feature_flags_available?).to eq(false)
+    end
+  end
+
   describe '.get' do
     let(:feature) { double(:feature) }
     let(:key) { 'my_feature' }
@@ -585,6 +613,10 @@ RSpec.describe Feature, stub_feature_flags: false do
     context 'when flag is new and not feature_flag_state_logs' do
       let(:milestone) { "14.6" }
 
+      before do
+        stub_version('14.5.123', 'deadbeef')
+      end
+
       it { is_expected.to be_truthy }
     end