1 files changed, 74 insertions, 0 deletions
diff --git a/spec/lib/gitlab/phabricator_import/base_worker_spec.rb b/spec/lib/gitlab/phabricator_import/base_worker_spec.rb
new file mode 100644
index 00000000000..d46d908a3e3
--- /dev/null
+++ b/spec/lib/gitlab/phabricator_import/base_worker_spec.rb
@@ -0,0 +1,74 @@
+# frozen_string_literal: true
+require 'spec_helper'
+
+describe Gitlab::PhabricatorImport::BaseWorker do
+  let(:subclass) do
+    # Creating an anonymous class for a worker is complicated, as we generate the
+    # queue name from the class name.
+    Gitlab::PhabricatorImport::ImportTasksWorker
+  end
+
+  describe '.schedule' do
+    let(:arguments) { %w[project_id the_next_page] }
+
+    it 'schedules the job' do
+      expect(subclass).to receive(:perform_async).with(*arguments)
+
+      subclass.schedule(*arguments)
+    end
+
+    it 'counts the scheduled job', :clean_gitlab_redis_shared_state do
+      state = Gitlab::PhabricatorImport::WorkerState.new('project_id')
+
+      allow(subclass).to receive(:remove_job) # otherwise the job is removed before we saw it
+
+      expect { subclass.schedule(*arguments) }.to change { state.running_count }.by(1)
+    end
+  end
+
+  describe '#perform' do
+    let(:project) { create(:project, :import_started, import_url: "https://a.phab.instance") }
+    let(:worker) { subclass.new }
+    let(:state) { Gitlab::PhabricatorImport::WorkerState.new(project.id) }
+
+    before do
+      allow(worker).to receive(:import)
+    end
+
+    it 'does not break for a non-existing project' do
+      expect { worker.perform('not a thing') }.not_to raise_error
+    end
+
+    it 'does not do anything when the import is not in progress' do
+      project = create(:project, :import_failed)
+
+      expect(worker).not_to receive(:import)
+
+      worker.perform(project.id)
+    end
+
+    it 'calls import for the project' do
+      expect(worker).to receive(:import).with(project, 'other_arg')
+
+      worker.perform(project.id, 'other_arg')
+    end
+
+    it 'marks the project as imported if there was only one job running' do
+      worker.perform(project.id)
+
+      expect(project.import_state.reload).to be_finished
+    end
+
+    it 'does not mark the job as finished when there are more scheduled jobs' do
+      2.times { state.add_job }
+
+      worker.perform(project.id)
+
+      expect(project.import_state.reload).to be_in_progress
+    end
+
+    it 'decrements the job counter' do
+      expect { worker.perform(project.id) }.to change { state.running_count }.by(-1)
+    end
+  end
+end