Contents

require "spec_helper"

describe Imap::Backup::Account::Folder do
  let(:imap) { double("Net::IMAP", examine: nil) }
  let(:connection) { double("Imap::Backup::Account::Connection", imap: imap) }
  let(:missing_mailbox_data) { double("Data", text: "Unknown Mailbox: my_folder") }
  let(:missing_mailbox_response) { double("Response", data: missing_mailbox_data) }
  let(:missing_mailbox_error) { Net::IMAP::NoResponseError.new(missing_mailbox_response) }

  subject { described_class.new(connection, "my_folder") }

  context "#uids" do
    let(:uids) { [5678, 123] }

    before { allow(imap).to receive(:uid_search).and_return(uids) }

    it "lists available messages" do
      expect(subject.uids).to eq(uids.reverse)
    end

    context "with missing mailboxes" do
      before { allow(imap).to receive(:examine).and_raise(missing_mailbox_error) }

      it "returns an empty array" do
        expect(subject.uids).to eq([])
      end
    end
  end

  context "#fetch" do
    let(:message_body) { double("the body", force_encoding: nil) }
    let(:attributes) { {"RFC822" => message_body, "other" => "xxx"} }
    let(:fetch_data_item) do
      instance_double(Net::IMAP::FetchData, attr: attributes)
    end

    before { allow(imap).to receive(:uid_fetch) { [fetch_data_item] } }

    it "returns the message" do
      expect(subject.fetch(123)).to eq(attributes)
    end

    context "if the server responds with nothing" do
      before { allow(imap).to receive(:uid_fetch) { nil } }

      it "is nil" do
        expect(subject.fetch(123)).to be_nil
      end
    end

    context "if the mailbox doesn't exist" do
      before { allow(imap).to receive(:examine).and_raise(missing_mailbox_error) }

      it "is nil" do
        expect(subject.fetch(123)).to be_nil
      end
    end

    it "sets the encoding on the message" do
      subject.fetch(123)

      expect(message_body).to have_received(:force_encoding).with("utf-8")
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
imap-backup-1.3.0	spec/unit/account/folder_spec.rb
imap-backup-1.2.3	spec/unit/account/folder_spec.rb