From e144369009f3404072f7e0f969f7cded93195a01 Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Fri, 14 Feb 2020 00:09:07 +0000
Subject: Add latest changes from gitlab-org/gitlab@master

---
 .../save_instance_administrators_group_id_spec.rb  | 99 ++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 spec/migrations/save_instance_administrators_group_id_spec.rb

(limited to 'spec/migrations')

diff --git a/spec/migrations/save_instance_administrators_group_id_spec.rb b/spec/migrations/save_instance_administrators_group_id_spec.rb
new file mode 100644
index 00000000000..eab41017480
--- /dev/null
+++ b/spec/migrations/save_instance_administrators_group_id_spec.rb
@@ -0,0 +1,99 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require Rails.root.join('db', 'post_migrate', '20200210092405_save_instance_administrators_group_id')
+
+describe SaveInstanceAdministratorsGroupId, :migration do
+  let(:application_settings_table) { table(:application_settings) }
+
+  let(:instance_administrators_group) do
+    table(:namespaces).create!(
+      id: 1,
+      name: 'GitLab Instance Administrators',
+      path: 'gitlab-instance-administrators-random',
+      type: 'Group'
+    )
+  end
+
+  let(:self_monitoring_project) do
+    table(:projects).create!(
+      id: 2,
+      name: 'Self Monitoring',
+      path: 'self_monitoring',
+      namespace_id: instance_administrators_group.id
+    )
+  end
+
+  context 'when project ID is saved but group ID is not' do
+    let(:application_settings) do
+      application_settings_table.create!(instance_administration_project_id: self_monitoring_project.id)
+    end
+
+    it 'saves instance administrators group ID' do
+      expect(application_settings.instance_administration_project_id).to eq(self_monitoring_project.id)
+      expect(application_settings.instance_administrators_group_id).to be_nil
+
+      migrate!
+
+      expect(application_settings.reload.instance_administrators_group_id).to eq(instance_administrators_group.id)
+      expect(application_settings.instance_administration_project_id).to eq(self_monitoring_project.id)
+    end
+  end
+
+  context 'when group ID is saved but project ID is not' do
+    let(:application_settings) do
+      application_settings_table.create!(instance_administrators_group_id: instance_administrators_group.id)
+    end
+
+    it 'does not make changes' do
+      expect(application_settings.instance_administrators_group_id).to eq(instance_administrators_group.id)
+      expect(application_settings.instance_administration_project_id).to be_nil
+
+      migrate!
+
+      expect(application_settings.reload.instance_administrators_group_id).to eq(instance_administrators_group.id)
+      expect(application_settings.instance_administration_project_id).to be_nil
+    end
+  end
+
+  context 'when group ID and project ID are both saved' do
+    let(:application_settings) do
+      application_settings_table.create!(
+        instance_administrators_group_id: instance_administrators_group.id,
+        instance_administration_project_id: self_monitoring_project.id
+      )
+    end
+
+    it 'does not make changes' do
+      expect(application_settings.instance_administrators_group_id).to eq(instance_administrators_group.id)
+      expect(application_settings.instance_administration_project_id).to eq(self_monitoring_project.id)
+
+      migrate!
+
+      expect(application_settings.reload.instance_administrators_group_id).to eq(instance_administrators_group.id)
+      expect(application_settings.instance_administration_project_id).to eq(self_monitoring_project.id)
+    end
+  end
+
+  context 'when neither group ID nor project ID is saved' do
+    let(:application_settings) do
+      application_settings_table.create!
+    end
+
+    it 'does not make changes' do
+      expect(application_settings.instance_administrators_group_id).to be_nil
+      expect(application_settings.instance_administration_project_id).to be_nil
+
+      migrate!
+
+      expect(application_settings.reload.instance_administrators_group_id).to be_nil
+      expect(application_settings.instance_administration_project_id).to be_nil
+    end
+  end
+
+  context 'when application_settings table has no rows' do
+    it 'does not fail' do
+      migrate!
+    end
+  end
+end
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