Reduce differences with EE in a migration spec

Signed-off-by: Rémy Coutable <remy@rymai.me>

spec/migrations/delete_inconsistent_internal_id_records_spec.rb

 # frozen_string_literal: true
-# rubocop:disable RSpec/FactoriesInMigrationSpecs
+
 require 'spec_helper'
 require Rails.root.join('db', 'post_migrate', '20180723130817_delete_inconsistent_internal_id_records.rb')
 
 describe DeleteInconsistentInternalIdRecords, :migration do
-  let!(:project1) { create(:project) }
-  let!(:project2) { create(:project) }
-  let!(:project3) { create(:project) }
+  let!(:namespace) { table(:namespaces).create!(name: 'test', path: 'test') }
+  let!(:project1) { table(:projects).create!(namespace_id: namespace.id) }
+  let!(:project2) { table(:projects).create!(namespace_id: namespace.id) }
+  let!(:project3) { table(:projects).create!(namespace_id: namespace.id) }
 
-  let(:internal_id_query) { ->(project) { InternalId.where(usage: InternalId.usages[scope.to_s.tableize], project: project) } }
+  let(:internal_ids) { table(:internal_ids) }
+  let(:internal_id_query) { ->(project) { InternalId.where(usage: InternalId.usages[scope.to_s.tableize], project_id: project.id) } }
 
   let(:create_models) do
-    3.times { create(scope, project: project1) }
-    3.times { create(scope, project: project2) }
-    3.times { create(scope, project: project3) }
+    [project1, project2, project3].each do |project|
+      3.times do |i|
+        attributes = required_attributes.merge(project_id: project.id,
+                                               iid: i.succ)
+
+        table(scope.to_s.pluralize).create!(attributes)
+      end
+    end
   end
 
   shared_examples_for 'deleting inconsistent internal_id records' do
     before do
       create_models
 
+      [project1, project2, project3].each do |project|
+        internal_ids.create!(project_id: project.id, usage: InternalId.usages[scope.to_s.tableize], last_value: 3)
+      end
+
       internal_id_query.call(project1).first.tap do |iid|
         iid.last_value = iid.last_value - 2
         # This is an inconsistent record
@@ -33,11 +44,11 @@ describe DeleteInconsistentInternalIdRecords, :migration do
       end
     end
 
-    it "deletes inconsistent issues" do
+    it "deletes inconsistent records" do
       expect { migrate! }.to change { internal_id_query.call(project1).size }.from(1).to(0)
     end
 
-    it "retains consistent issues" do
+    it "retains consistent records" do
       expect { migrate! }.not_to change { internal_id_query.call(project2).size }
     end
 
@@ -48,6 +59,8 @@ describe DeleteInconsistentInternalIdRecords, :migration do
 
   context 'for issues' do
     let(:scope) { :issue }
+    let(:required_attributes) { {} }
+
     it_behaves_like 'deleting inconsistent internal_id records'
   end
 
@@ -55,9 +68,17 @@ describe DeleteInconsistentInternalIdRecords, :migration do
     let(:scope) { :merge_request }
 
     let(:create_models) do
-      3.times { |i| create(scope, target_project: project1, source_project: project1, source_branch: i.to_s) }
-      3.times { |i| create(scope, target_project: project2, source_project: project2, source_branch: i.to_s) }
-      3.times { |i| create(scope, target_project: project3, source_project: project3, source_branch: i.to_s) }
+      [project1, project2, project3].each do |project|
+        3.times do |i|
+          table(:merge_requests).create!(
+            target_project_id: project.id,
+            source_project_id: project.id,
+            target_branch: 'master',
+            source_branch: j.to_s,
+            iid: i.succ
+          )
+        end
+      end
     end
 
     it_behaves_like 'deleting inconsistent internal_id records'
@@ -66,13 +87,6 @@ describe DeleteInconsistentInternalIdRecords, :migration do
   context 'for deployments' do
     let(:scope) { :deployment }
     let(:deployments) { table(:deployments) }
-    let(:internal_ids) { table(:internal_ids) }
-
-    before do
-      internal_ids.create!(project_id: project1.id, usage: 2, last_value: 2)
-      internal_ids.create!(project_id: project2.id, usage: 2, last_value: 2)
-      internal_ids.create!(project_id: project3.id, usage: 2, last_value: 2)
-    end
 
     let(:create_models) do
       3.times { |i| deployments.create!(project_id: project1.id, iid: i, environment_id: 1, ref: 'master', sha: 'a', tag: false) }
@@ -85,17 +99,14 @@ describe DeleteInconsistentInternalIdRecords, :migration do
 
   context 'for milestones (by project)' do
     let(:scope) { :milestone }
+    let(:required_attributes) { { title: 'test' } }
+
     it_behaves_like 'deleting inconsistent internal_id records'
   end
 
   context 'for ci_pipelines' do
     let(:scope) { :ci_pipeline }
-
-    let(:create_models) do
-      create_list(:ci_empty_pipeline, 3, project: project1)
-      create_list(:ci_empty_pipeline, 3, project: project2)
-      create_list(:ci_empty_pipeline, 3, project: project3)
-    end
+    let(:required_attributes) { { ref: 'test' } }
 
     it_behaves_like 'deleting inconsistent internal_id records'
   end
@@ -107,12 +118,20 @@ describe DeleteInconsistentInternalIdRecords, :migration do
     let(:group2) { groups.create(name: 'Group 2', type: 'Group', path: 'group_2') }
     let(:group3) { groups.create(name: 'Group 2', type: 'Group', path: 'group_3') }
 
-    let(:internal_id_query) { ->(group) { InternalId.where(usage: InternalId.usages['milestones'], namespace: group) } }
+    let(:internal_id_query) { ->(group) { InternalId.where(usage: InternalId.usages['milestones'], namespace_id: group.id) } }
 
     before do
-      3.times { create(:milestone, group_id: group1.id) }
-      3.times { create(:milestone, group_id: group2.id) }
-      3.times { create(:milestone, group_id: group3.id) }
+      [group1, group2, group3].each do |group|
+        3.times do |i|
+          table(:milestones).create!(
+            group_id: group.id,
+            title: 'test',
+            iid: i.succ
+          )
+        end
+
+        internal_ids.create!(namespace_id: group.id, usage: InternalId.usages['milestones'], last_value: 3)
+      end
 
       internal_id_query.call(group1).first.tap do |iid|
         iid.last_value = iid.last_value - 2
@@ -127,11 +146,11 @@ describe DeleteInconsistentInternalIdRecords, :migration do
       end
     end
 
-    it "deletes inconsistent issues" do
+    it "deletes inconsistent records" do
       expect { migrate! }.to change { internal_id_query.call(group1).size }.from(1).to(0)
     end
 
-    it "retains consistent issues" do
+    it "retains consistent records" do
       expect { migrate! }.not_to change { internal_id_query.call(group2).size }
     end