Rename Project#cache_index to jobs_cache_index

app/models/ci/build.rb

@@ -461,8 +461,8 @@ module Ci
     end
     def cache
-      if options[:cache] && project.cache_index
-        options[:cache].merge(key: "#{options[:cache][:key]}:#{project.cache_index}")
+      if options[:cache] && project.jobs_cache_index
+        options[:cache].merge(key: "#{options[:cache][:key]}:#{project.jobs_cache_index}")
       else
         [options[:cache]]
       end

app/services/reset_project_cache_service.rb

 class ResetProjectCacheService < BaseService
   def execute
-    @project.increment!(:cache_index)
+    @project.increment!(:jobs_cache_index)
   end
 end

db/migrate/20171222183504_add_cache_index_to_project.rb → db/migrate/20171222183504_add_jobs_cache_index_to_project.rb

@@ -8,6 +8,6 @@ class AddCacheIndexToProject < ActiveRecord::Migration
   DOWNTIME = false
   def change
-    add_column :projects, :cache_index, :integer
+    add_column :projects, :jobs_cache_index, :integer
   end
 end

db/schema.rb

@@ -1447,7 +1447,7 @@ ActiveRecord::Schema.define(version: 20171222183504) do
     t.boolean "repository_read_only"
     t.boolean "merge_requests_ff_only_enabled", default: false
     t.boolean "merge_requests_rebase_enabled", default: false, null: false
-    t.integer "cache_index"
+    t.integer "jobs_cache_index"
   end
   add_index "projects", ["ci_id"], name: "index_projects_on_ci_id", using: :btree

spec/models/ci/build_spec.rb

@@ -265,17 +265,17 @@ describe Ci::Build do
         allow(build).to receive(:options).and_return(options)
       end
-      context 'when project has cache_index' do
+      context 'when project has jobs_cache_index' do
         before do
-          allow_any_instance_of(Project).to receive(:cache_index).and_return(1)
+          allow_any_instance_of(Project).to receive(:jobs_cache_index).and_return(1)
         end
         it { is_expected.to include(key: "key:1") }
       end
-      context 'when project does not have cache_index' do
+      context 'when project does not have jobs_cache_index' do
         before do
-          allow_any_instance_of(Project).to receive(:cache_index).and_return(nil)
+          allow_any_instance_of(Project).to receive(:jobs_cache_index).and_return(nil)
         end
         it { is_expected.to eq([options[:cache]]) }

spec/services/reset_project_cache_service_spec.rb

@@ -8,21 +8,21 @@ describe ResetProjectCacheService do
   context 'when project cache_index is nil' do
     before do
-      project.cache_index = nil
+      project.jobs_cache_index = nil
     end
     it 'sets project cache_index to one' do
-      expect { subject }.to change { project.reload.cache_index }.from(nil).to(1)
+      expect { subject }.to change { project.reload.jobs_cache_index }.from(nil).to(1)
     end
   end
   context 'when project cache_index is a numeric value' do
     before do
-      project.update_attributes(cache_index: 1)
+      project.update_attributes(jobs_cache_index: 1)
     end
     it 'increments project cache index' do
-      expect { subject }.to change { project.reload.cache_index }.by(1)
+      expect { subject }.to change { project.reload.jobs_cache_index }.by(1)
     end
   end
 end