require 'spec_helper'

describe Gitlab::Checks::ForcePush do
  let(:project) { create(:project, :repository) }

  context "exit code checking", skip_gitaly_mock: true do
    it "does not raise a runtime error if the `popen` call to git returns a zero exit code" do
      allow_any_instance_of(Gitlab::Git::RevList).to receive(:popen).and_return(['normal output', 0])

      expect { described_class.force_push?(project, 'oldrev', 'newrev') }.not_to raise_error
    end

    it "raises a runtime error if the `popen` call to git returns a non-zero exit code" do
      allow_any_instance_of(Gitlab::Git::RevList).to receive(:popen).and_return(['error', 1])

      expect { described_class.force_push?(project, 'oldrev', 'newrev') }.to raise_error(RuntimeError)
    end
  end
end