1 files changed, 79 insertions, 0 deletions
diff --git a/spec/lib/gitlab/github_import_spec.rb b/spec/lib/gitlab/github_import_spec.rb
new file mode 100644
index 00000000000..51414800e8c
--- /dev/null
+++ b/spec/lib/gitlab/github_import_spec.rb
@@ -0,0 +1,79 @@
+require 'spec_helper'
+
+describe Gitlab::GithubImport do
+  let(:project) { double(:project) }
+
+  describe '.new_client_for' do
+    it 'returns a new Client with a custom token' do
+      expect(described_class::Client)
+        .to receive(:new)
+        .with('123', parallel: true)
+
+      described_class.new_client_for(project, token: '123')
+    end
+
+    it 'returns a new Client with a token stored in the import data' do
+      import_data = double(:import_data, credentials: { user: '123' })
+
+      expect(project)
+        .to receive(:import_data)
+        .and_return(import_data)
+
+      expect(described_class::Client)
+        .to receive(:new)
+        .with('123', parallel: true)
+
+      described_class.new_client_for(project)
+    end
+  end
+
+  describe '.insert_and_return_id' do
+    let(:attributes) { { iid: 1, title: 'foo' } }
+    let(:project) { create(:project) }
+
+    context 'on PostgreSQL' do
+      it 'returns the ID returned by the query' do
+        expect(Gitlab::Database)
+          .to receive(:bulk_insert)
+          .with(Issue.table_name, [attributes], return_ids: true)
+          .and_return([10])
+
+        id = described_class.insert_and_return_id(attributes, project.issues)
+
+        expect(id).to eq(10)
+      end
+    end
+
+    context 'on MySQL' do
+      it 'uses a separate query to retrieve the ID' do
+        issue = create(:issue, project: project, iid: attributes[:iid])
+
+        expect(Gitlab::Database)
+          .to receive(:bulk_insert)
+          .with(Issue.table_name, [attributes], return_ids: true)
+          .and_return([])
+
+        id = described_class.insert_and_return_id(attributes, project.issues)
+
+        expect(id).to eq(issue.id)
+      end
+    end
+  end
+
+  describe '.ghost_user_id', :clean_gitlab_redis_cache do
+    it 'returns the ID of the ghost user' do
+      expect(described_class.ghost_user_id).to eq(User.ghost.id)
+    end
+
+    it 'caches the ghost user ID' do
+      expect(Gitlab::GithubImport::Caching)
+        .to receive(:write)
+        .once
+        .and_call_original
+
+      2.times do
+        described_class.ghost_user_id
+      end
+    end
+  end
+end