require 'support/aruba_support'

RSpec.describe 'Persistence failures' do
  include_context "aruba support"
  before { setup_aruba }

  context "when `config.example_status_persistence_file_path` is configured" do
    context "to an invalid file path (e.g. spec/spec_helper.rb/examples.txt)" do
      before do
        write_file_formatted "spec/1_spec.rb", "
          RSpec.configure do |c|
            c.example_status_persistence_file_path = 'spec/1_spec.rb/examples.txt'
          end
          RSpec.describe { example { } }
        "
      end

      it 'emits a helpful warning to the user, indicating we cannot write to it, and still runs the spec suite' do
        run_command "spec/1_spec.rb"

        expect(last_cmd_stderr).to include(
          "WARNING: Could not write",
          "spec/1_spec.rb/examples.txt",
          "config.example_status_persistence_file_path",
          "Errno:"
        )
        expect(last_cmd_stdout).to include("1 example")
      end
    end

    context "to a file path for which we lack permissions" do
      before do
        write_file_formatted "spec/1_spec.rb", "
          RSpec.configure do |c|
            c.example_status_persistence_file_path = 'spec/examples.txt'
          end
          RSpec.describe { example { } }
        "

        write_file_formatted "spec/examples.txt", ""
        cd '.' do
          FileUtils.chmod 0000, "spec/examples.txt"
        end
      end


      it 'emits a helpful warning to the user, indicating we cannot read from it, and still runs the spec suite' do
        run_command "spec/1_spec.rb"

        expected_snippets = [
          "WARNING: Could not read",
          "spec/examples.txt",
          "config.example_status_persistence_file_path",
          "Errno:"
        ]

        if RSpec::Support::OS.windows?
          # Not sure why, but on windows it doesn't trigger the read error, it
          # triggers a write error instead. The important thing is that whatever
          # system error occurs is reported accurately.
          expected_snippets[0] = "WARNING: Could not write"
        end

        expect(last_cmd_stderr).to include(*expected_snippets)
        expect(last_cmd_stdout).to include("1 example")
      end
    end
  end
end