discourse/spec/lib/backup_restore/backuper_spec.rb

# frozen_string_literal: true

RSpec.describe BackupRestore::Backuper do
  describe "#get_parameterized_title" do
    it "returns a non-empty parameterized title when site title contains unicode" do
      SiteSetting.title = "Ɣ"
      backuper = BackupRestore::Backuper.new(Discourse.system_user.id)

      expect(backuper.send(:get_parameterized_title)).to eq("discourse")
    end

    it "returns a valid parameterized site title" do
      SiteSetting.title = "Coding Horror"
      backuper = BackupRestore::Backuper.new(Discourse.system_user.id)

      expect(backuper.send(:get_parameterized_title)).to eq("coding-horror")
    end
  end

  describe "#notify_user" do
    before { freeze_time Time.zone.parse("2010-01-01 12:00") }

    it "includes logs if short" do
      SiteSetting.max_export_file_size_kb = 1
      SiteSetting.export_authorized_extensions = "tar.gz"

      silence_stdout do
        backuper = BackupRestore::Backuper.new(Discourse.system_user.id)

        expect { backuper.send(:notify_user) }.to change { Topic.private_messages.count }.by(
          1,
        ).and not_change { Upload.count }
      end

      expect(Topic.last.first_post.raw).to include(
        "```text\n[2010-01-01 12:00:00] Notifying 'system' of the end of the backup...\n```",
      )
    end

    it "include upload if log is long" do
      SiteSetting.max_post_length = 250

      silence_stdout do
        backuper = BackupRestore::Backuper.new(Discourse.system_user.id)

        expect { backuper.send(:notify_user) }.to change { Topic.private_messages.count }.by(
          1,
        ).and change { Upload.where(original_filename: "log.txt.zip").count }.by(1)
      end

      expect(Topic.last.first_post.raw).to include("[log.txt.zip|attachment]")
    end

    it "includes trimmed logs if log is long and upload cannot be saved" do
      SiteSetting.max_post_length = 348
      SiteSetting.max_export_file_size_kb = 1
      SiteSetting.export_authorized_extensions = "tar.gz"

      silence_stdout do
        backuper = BackupRestore::Backuper.new(Discourse.system_user.id)

        1.upto(10).each { |i| backuper.send(:log, "Line #{i}") }

        expect { backuper.send(:notify_user) }.to change { Topic.private_messages.count }.by(
          1,
        ).and not_change { Upload.count }
      end

      expect(Topic.last.first_post.raw).to include(
        "```text\n...\n[2010-01-01 12:00:00] Line 10\n[2010-01-01 12:00:00] Notifying 'system' of the end of the backup...\n```",
      )
    end
  end

  describe "#run" do
    subject(:run) { backup.run }

    let(:backup) { described_class.new(user.id) }
    let(:user) { Discourse.system_user }
    let(:store) { backup.store }

    before { backup.stubs(:success).returns(success) }

    context "when the result is successful" do
      let(:success) { true }
      it "refreshes disk stats" do
        store.expects(:reset_cache).at_least_once
        run
      end
      it "deletes any old backups" do
        store.expects(:delete_prior_to_n_days)
        run
      end
    end
  end
end