1 files changed, 55 insertions, 0 deletions
diff --git a/spec/services/import/github_service_spec.rb b/spec/services/import/github_service_spec.rb
new file mode 100644
index 00000000000..461b17e0e33
--- /dev/null
+++ b/spec/services/import/github_service_spec.rb
@@ -0,0 +1,55 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Import::GithubService do
+  let_it_be(:user) { create(:user) }
+  let_it_be(:token) { 'complex-token' }
+  let_it_be(:access_params) { { github_access_token: 'github-complex-token' } }
+  let_it_be(:client) { Gitlab::LegacyGithubImport::Client.new(token) }
+  let_it_be(:params) { { repo_id: 123, new_name: 'new_repo', target_namespace: 'root' } }
+
+  let(:subject) { described_class.new(client, user, params) }
+
+  before do
+    allow(subject).to receive(:authorized?).and_return(true)
+  end
+
+  context 'do not raise an exception on input error' do
+    let(:exception) { Octokit::ClientError.new(status: 404, body: 'Not Found') }
+
+    before do
+      expect(client).to receive(:repo).and_raise(exception)
+    end
+
+    it 'logs the original error' do
+      expect(Gitlab::Import::Logger).to receive(:error).with({
+        message: 'Import failed due to a GitHub error',
+        status: 404,
+        error: 'Not Found'
+      }).and_call_original
+
+      subject.execute(access_params, :github)
+    end
+
+    it 'returns an error' do
+      result = subject.execute(access_params, :github)
+
+      expect(result).to include(
+        message: 'Import failed due to a GitHub error: Not Found',
+        status: :error,
+        http_status: :unprocessable_entity
+      )
+    end
+  end
+
+  it 'raises an exception for unknown error causes' do
+    exception = StandardError.new('Not Implemented')
+
+    expect(client).to receive(:repo).and_raise(exception)
+
+    expect(Gitlab::Import::Logger).not_to receive(:error)
+
+    expect { subject.execute(access_params, :github) }.to raise_error(exception)
+  end
+end