1 files changed, 61 insertions, 0 deletions
diff --git a/spec/migrations/schedule_latest_pipeline_id_population_spec.rb b/spec/migrations/schedule_latest_pipeline_id_population_spec.rb
new file mode 100644
index 00000000000..199bbdff917
--- /dev/null
+++ b/spec/migrations/schedule_latest_pipeline_id_population_spec.rb
@@ -0,0 +1,61 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+require_migration!
+
+RSpec.describe ScheduleLatestPipelineIdPopulation do
+  let(:namespaces) { table(:namespaces) }
+  let(:pipelines) { table(:ci_pipelines) }
+  let(:projects) { table(:projects) }
+  let(:project_settings) { table(:project_settings) }
+  let(:vulnerability_statistics) { table(:vulnerability_statistics) }
+
+  let(:letter_grade_a) { 0 }
+
+  let(:namespace) { namespaces.create!(name: 'gitlab', path: 'gitlab-org') }
+  let(:project_1) { projects.create!(namespace_id: namespace.id, name: 'Foo 1') }
+  let(:project_2) { projects.create!(namespace_id: namespace.id, name: 'Foo 2') }
+  let(:project_3) { projects.create!(namespace_id: namespace.id, name: 'Foo 3') }
+  let(:project_4) { projects.create!(namespace_id: namespace.id, name: 'Foo 4') }
+
+  before do
+    project_settings.create!(project_id: project_1.id, has_vulnerabilities: true)
+    project_settings.create!(project_id: project_2.id, has_vulnerabilities: true)
+    project_settings.create!(project_id: project_3.id)
+    project_settings.create!(project_id: project_4.id, has_vulnerabilities: true)
+
+    pipeline = pipelines.create!(project_id: project_2.id, ref: 'master', sha: 'adf43c3a')
+
+    vulnerability_statistics.create!(project_id: project_2.id, letter_grade: letter_grade_a, latest_pipeline_id: pipeline.id)
+    vulnerability_statistics.create!(project_id: project_4.id, letter_grade: letter_grade_a)
+
+    allow(Gitlab).to receive(:ee?).and_return(is_ee?)
+    stub_const("#{described_class.name}::BATCH_SIZE", 1)
+  end
+
+  around do |example|
+    freeze_time { example.run }
+  end
+
+  context 'when the installation is FOSS' do
+    let(:is_ee?) { false }
+
+    it 'does not schedule any background job' do
+      migrate!
+
+      expect(BackgroundMigrationWorker.jobs.size).to be(0)
+    end
+  end
+
+  context 'when the installation is EE' do
+    let(:is_ee?) { true }
+
+    it 'schedules the background jobs' do
+      migrate!
+
+      expect(BackgroundMigrationWorker.jobs.size).to be(2)
+      expect(described_class::MIGRATION).to be_scheduled_delayed_migration(described_class::DELAY_INTERVAL, project_1.id, project_1.id)
+      expect(described_class::MIGRATION).to be_scheduled_delayed_migration(2 * described_class::DELAY_INTERVAL, project_4.id, project_4.id)
+    end
+  end
+end