9 files changed, 72 insertions, 3 deletions
diff --git a/app/serializers/concerns/user_status_tooltip.rb b/app/serializers/concerns/user_status_tooltip.rb
new file mode 100644
index 00000000000..aa6e67e3351
--- /dev/null
+++ b/app/serializers/concerns/user_status_tooltip.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+module UserStatusTooltip
+  extend ActiveSupport::Concern
+  include ActionView::Helpers::TagHelper
+  include ActionView::Context
+  include EmojiHelper
+  include UsersHelper
+
+  included do
+    expose :user_status_if_loaded, as: :status_tooltip_html
+
+    def user_status_if_loaded
+      return nil unless object.association(:status).loaded?
+
+      user_status(object)
+    end
+  end
+end
diff --git a/app/serializers/discussion_entity.rb b/app/serializers/discussion_entity.rb
index 6f95e6f9ca1..b8321037fa5 100644
--- a/app/serializers/discussion_entity.rb
+++ b/app/serializers/discussion_entity.rb
@@ -6,7 +6,6 @@ class DiscussionEntity < Grape::Entity
 
   expose :id, :reply_id
   expose :position, if: -> (d, _) { d.diff_discussion? && !d.legacy_diff_discussion? }
-  expose :original_position, if: -> (d, _) { d.diff_discussion? && !d.legacy_diff_discussion? }
   expose :line_code, if: -> (d, _) { d.diff_discussion? }
   expose :expanded?, as: :expanded
   expose :active?, as: :active, if: -> (d, _) { d.diff_discussion? }
diff --git a/app/serializers/merge_request_widget_entity.rb b/app/serializers/merge_request_widget_entity.rb
index 4fe04e4b206..f55d448235a 100644
--- a/app/serializers/merge_request_widget_entity.rb
+++ b/app/serializers/merge_request_widget_entity.rb
@@ -132,6 +132,10 @@ class MergeRequestWidgetEntity < IssuableEntity
       can?(request.current_user, :create_note, merge_request)
     end
 
+    expose :can_create_issue do |merge_request|
+      can?(current_user, :create_issue, merge_request.project)
+    end
+
     expose :can_update do |merge_request|
       can?(request.current_user, :update_merge_request, merge_request)
     end
@@ -227,6 +231,12 @@ class MergeRequestWidgetEntity < IssuableEntity
     end
   end
 
+  expose :test_reports_path do |merge_request|
+    if merge_request.has_test_reports?
+      test_reports_project_merge_request_path(merge_request.project, merge_request, format: :json)
+    end
+  end
+
   private
 
   delegate :current_user, to: :request
diff --git a/app/serializers/pipeline_serializer.rb b/app/serializers/pipeline_serializer.rb
index 4a33160afa1..3205578b83e 100644
--- a/app/serializers/pipeline_serializer.rb
+++ b/app/serializers/pipeline_serializer.rb
@@ -11,10 +11,15 @@ class PipelineSerializer < BaseSerializer
         :retryable_builds,
         :cancelable_statuses,
         :trigger_requests,
-        :project,
         :manual_actions,
         :artifacts,
-        { pending_builds: :project }
+        {
+          pending_builds: :project,
+          project: [:route, { namespace: :route }],
+          artifacts: {
+            project: [:route, { namespace: :route }]
+          }
+        }
       ])
     end
 
diff --git a/app/serializers/test_case_entity.rb b/app/serializers/test_case_entity.rb
new file mode 100644
index 00000000000..5c1cbf37182
--- /dev/null
+++ b/app/serializers/test_case_entity.rb
@@ -0,0 +1,7 @@
+class TestCaseEntity < Grape::Entity
+  expose :status
+  expose :name
+  expose :execution_time
+  expose :system_output
+  expose :stack_trace
+end
diff --git a/app/serializers/test_reports_comparer_entity.rb b/app/serializers/test_reports_comparer_entity.rb
new file mode 100644
index 00000000000..b95d820d093
--- /dev/null
+++ b/app/serializers/test_reports_comparer_entity.rb
@@ -0,0 +1,11 @@
+class TestReportsComparerEntity < Grape::Entity
+  expose :total_status, as: :status
+
+  expose :summary do
+    expose :total_count, as: :total
+    expose :resolved_count, as: :resolved
+    expose :failed_count, as: :failed
+  end
+
+  expose :suite_comparers, as: :suites, using: TestSuiteComparerEntity
+end
diff --git a/app/serializers/test_reports_comparer_serializer.rb b/app/serializers/test_reports_comparer_serializer.rb
new file mode 100644
index 00000000000..a739858efb2
--- /dev/null
+++ b/app/serializers/test_reports_comparer_serializer.rb
@@ -0,0 +1,3 @@
+class TestReportsComparerSerializer < BaseSerializer
+  entity TestReportsComparerEntity
+end
diff --git a/app/serializers/test_suite_comparer_entity.rb b/app/serializers/test_suite_comparer_entity.rb
new file mode 100644
index 00000000000..a3965ba3930
--- /dev/null
+++ b/app/serializers/test_suite_comparer_entity.rb
@@ -0,0 +1,14 @@
+class TestSuiteComparerEntity < Grape::Entity
+  expose :name
+  expose :total_status, as: :status
+
+  expose :summary do
+    expose :total_count, as: :total
+    expose :resolved_count, as: :resolved
+    expose :failed_count, as: :failed
+  end
+
+  expose :new_failures, using: TestCaseEntity
+  expose :resolved_failures, using: TestCaseEntity
+  expose :existing_failures, using: TestCaseEntity
+end
diff --git a/app/serializers/user_entity.rb b/app/serializers/user_entity.rb
index 6236d66ff4a..656900bb8af 100644
--- a/app/serializers/user_entity.rb
+++ b/app/serializers/user_entity.rb
@@ -2,6 +2,7 @@
 
 class UserEntity < API::Entities::UserBasic
   include RequestAwareEntity
+  include UserStatusTooltip
 
   expose :path do |user|
     user_path(user)