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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Backup::Database do
let(:progress) { StringIO.new }
let(:output) { progress.string }
describe '#restore' do
let(:cmd) { %W[#{Gem.ruby} -e $stdout.puts(1)] }
let(:data) { Rails.root.join("spec/fixtures/pages_empty.tar.gz").to_s }
subject { described_class.new(progress, filename: data) }
before do
allow(subject).to receive(:pg_restore_cmd).and_return(cmd)
end
context 'with an empty .gz file' do
let(:data) { Rails.root.join("spec/fixtures/pages_empty.tar.gz").to_s }
it 'returns successfully' do
expect(subject.restore).to eq([])
expect(output).to include("Restoring PostgreSQL database")
expect(output).to include("[DONE]")
expect(output).not_to include("ERRORS")
end
end
context 'with a corrupted .gz file' do
let(:data) { Rails.root.join("spec/fixtures/big-image.png").to_s }
it 'raises a backup error' do
expect { subject.restore }.to raise_error(Backup::Error)
end
end
context 'when the restore command prints errors' do
let(:visible_error) { "This is a test error\n" }
let(:noise) { "Table projects does not exist\n" }
let(:cmd) { %W[#{Gem.ruby} -e $stderr.write("#{noise}#{visible_error}")] }
it 'filters out noise from errors' do
expect(subject.restore).to eq([visible_error])
expect(output).to include("ERRORS")
expect(output).not_to include(noise)
expect(output).to include(visible_error)
end
end
end
end
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