FIX: Random Redis connection timeout failure in Travis.

spec/jobs/about_stats_spec.rb

@@ -1,16 +1,16 @@
 require 'rails_helper'
 
 describe Jobs::AboutStats do
-  after do
-    $redis.flushall
-  end
-
   it 'caches the stats' do
+    begin
       stats = About.fetch_stats.to_json
       cache_key = About.stats_cache_key
 
       expect($redis.get(cache_key)).to eq(nil)
       expect(described_class.new.execute({})).to eq(stats)
       expect($redis.get(cache_key)).to eq(stats)
+    ensure
+      $redis.del(cache_key)
+    end
   end
 end

spec/jobs/dashboard_stats_spec.rb

@@ -1,18 +1,18 @@
 require 'rails_helper'
 
 describe Jobs::DashboardStats do
-  after do
-    $redis.flushall
-  end
-
   it 'caches the stats' do
     Timecop.freeze do
+      begin
         stats = AdminDashboardData.fetch_stats.to_json
         cache_key = AdminDashboardData.stats_cache_key
 
         expect($redis.get(cache_key)).to eq(nil)
         expect(described_class.new.execute({})).to eq(stats)
         expect($redis.get(cache_key)).to eq(stats)
+      ensure
+        $redis.del(cache_key)
+      end
     end
   end
 end

spec/jobs/poll_mailbox_spec.rb

@@ -31,7 +31,7 @@ describe Jobs::PollMailbox do
       end
 
       after do
-        $redis.flushall
+        $redis.del(Jobs::PollMailbox::POLL_MAILBOX_TIMEOUT_ERROR_KEY)
       end
 
       it "add an admin dashboard message on pop authentication error" do

spec/support/shared_examples_for_stats_cacheable.rb

@@ -1,7 +1,7 @@
 shared_examples_for 'stats cachable' do
   describe 'fetch_cached_stats' do
     after do
-      $redis.flushall
+      $redis.del(described_class.stats_cache_key)
     end
 
     it 'returns the cached stats' do