Port CE changes from EE

- DB migration of board milestone values
- issue finder & spec updates

app/assets/javascripts/milestone_select.js

@@ -55,7 +55,7 @@ export default class MilestoneSelect {
       const $sidebarCollapsedValue = $block.find('.sidebar-collapsed-icon');
       const $value = $block.find('.value');
       const $loading = $block.find('.block-loading').fadeOut();
-      selectedMilestoneDefault = showAny ? '' : null;
+      selectedMilestoneDefault = showAny ? __('Any Milestone') : null;
       selectedMilestoneDefault =
         showNo && defaultNo ? __('No Milestone') : selectedMilestoneDefault;
       selectedMilestone = $dropdown.data('selected') || selectedMilestoneDefault;
@@ -74,14 +74,16 @@ export default class MilestoneSelect {
             if (showAny) {
               extraOptions.push({
                 id: null,
-                name: null,
+                // eslint-disable-next-line @gitlab/i18n/no-non-i18n-strings
+                name: 'Any',
                 title: __('Any Milestone'),
               });
             }
             if (showNo) {
               extraOptions.push({
                 id: -1,
-                name: __('No Milestone'),
+                // eslint-disable-next-line @gitlab/i18n/no-non-i18n-strings
+                name: 'None',
                 title: __('No Milestone'),
               });
             }

app/finders/issuable_finder.rb

@@ -484,22 +484,19 @@ class IssuableFinder
 
   # rubocop: disable CodeReuse/ActiveRecord
   def by_milestone(items)
-    if milestones?
+    return items unless milestones?
+    return items if filter_by_any_milestone?
+
     if filter_by_no_milestone?
-        items = items.left_joins_milestones.where(milestone_id: [-1, nil])
-      elsif filter_by_any_milestone?
-        items = items.any_milestone
+      items.left_joins_milestones.where(milestone_id: nil)
     elsif filter_by_upcoming_milestone?
       upcoming_ids = Milestone.upcoming_ids(projects, related_groups)
-        items = items.left_joins_milestones.where(milestone_id: upcoming_ids)
+      items.left_joins_milestones.where(milestone_id: upcoming_ids)
     elsif filter_by_started_milestone?
-        items = items.left_joins_milestones.merge(Milestone.started)
+      items.left_joins_milestones.merge(Milestone.started)
     else
-        items = items.with_milestone(params[:milestone_title])
-      end
+      items.with_milestone(params[:milestone_title])
     end
-
-    items
   end
   # rubocop: enable CodeReuse/ActiveRecord
 

app/models/milestone.rb

@@ -4,8 +4,8 @@ class Milestone < ApplicationRecord
   # Represents a "No Milestone" state used for filtering Issues and Merge
   # Requests that have no milestone assigned.
   MilestoneStruct = Struct.new(:title, :name, :id)
-  None = MilestoneStruct.new('No Milestone', 'No Milestone', 0)
-  Any = MilestoneStruct.new('Any Milestone', '', -1)
+  None = MilestoneStruct.new('No Milestone', 'No Milestone', -1)
+  Any = MilestoneStruct.new('Any Milestone', '', nil)
   Upcoming = MilestoneStruct.new('Upcoming', '#upcoming', -2)
   Started = MilestoneStruct.new('Started', '#started', -3)
 

changelogs/unreleased/4221-board-milestone-should-persist-any-none-properly.yml

+---
+title: For milestone filters, treat Any as No Filter (using null). Use -1 for No Milestone
+merge_request:
+author:
+type: changed

db/migrate/20190703001120_default_milestone_to_nil.rb

+# frozen_string_literal: true
+
+class DefaultMilestoneToNil < ActiveRecord::Migration[5.1]
+  DOWNTIME = false
+
+  def up
+    execute(update_board_milestones_query)
+  end
+
+  def down
+    # no-op
+  end
+
+  private
+
+  # Only 105 records to update, as of 2019/07/18
+  def update_board_milestones_query
+    <<~HEREDOC
+   UPDATE boards
+     SET milestone_id = NULL
+   WHERE boards.milestone_id = -1
+    HEREDOC
+  end
+end

spec/finders/issues_finder_spec.rb

@@ -113,13 +113,13 @@ describe IssuesFinder do
         let(:params) { { milestone_title: 'Any' } }
 
         it 'returns issues with any assigned milestone' do
-          expect(issues).to contain_exactly(issue1)
+          expect(issues).to contain_exactly(issue1, issue2, issue3, issue4)
         end
 
         it 'returns issues with any assigned milestone (deprecated)' do
           params[:milestone_title] = Milestone::Any.title
 
-          expect(issues).to contain_exactly(issue1)
+          expect(issues).to contain_exactly(issue1, issue2, issue3, issue4)
         end
       end
 

spec/requests/api/issues/get_project_issues_spec.rb

@@ -389,7 +389,7 @@ describe API::Issues do
     it 'returns an array of issues with any milestone' do
       get api("#{base_url}/issues", user), params: { milestone: any_milestone_title }
 
-      expect_paginated_array_response([issue.id, closed_issue.id])
+      expect_paginated_array_response([issue.id, confidential_issue.id, closed_issue.id])
     end
 
     context 'without sort params' do