mirror of
https://github.com/discourse/discourse.git
synced 2024-11-27 03:10:46 -06:00
107 lines
3.5 KiB
Ruby
107 lines
3.5 KiB
Ruby
# frozen_string_literal: true
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require 'rails_helper'
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require_relative 'shared_context_for_backup_restore'
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describe BackupRestore::MetaDataHandler do
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include_context "shared stuff"
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let!(:backup_filename) { 'discourse-2019-11-18-143242-v20191108000414.tar.gz' }
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def with_metadata_file(content)
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Dir.mktmpdir do |directory|
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if !content.nil?
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path = File.join(directory, BackupRestore::MetaDataHandler::METADATA_FILE)
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File.write(path, content)
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end
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yield(directory)
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end
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end
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def validate_metadata(filename, tmp_directory)
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BackupRestore::MetaDataHandler.new(logger, filename, tmp_directory).validate
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end
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context "metadata file" do
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it "extracts metadata from file when metadata file exists" do
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metadata = '{"source":"discourse","version":20160329101122}'
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with_metadata_file(metadata) do |dir|
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expect(validate_metadata(backup_filename, dir))
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.to include(version: 20160329101122)
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end
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end
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it "raises an exception when the metadata file contains invalid JSON" do
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currupt_metadata = '{"version":20160329101122'
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with_metadata_file(currupt_metadata) do |dir|
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expect { validate_metadata(backup_filename, dir) }
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.to raise_error(BackupRestore::MetaDataError)
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end
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end
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it "raises an exception when the metadata file is empty" do
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with_metadata_file('') do |dir|
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expect { validate_metadata(backup_filename, dir) }
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.to raise_error(BackupRestore::MetaDataError)
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end
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end
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it "raises an exception when the metadata file contains an invalid version number" do
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metadata = '{"source":"discourse","version":"1abcdefghijklm"}'
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with_metadata_file(metadata) do |dir|
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expect { validate_metadata(backup_filename, dir) }
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.to raise_error(BackupRestore::MetaDataError)
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end
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end
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it "raises an exception when the metadata file contains an empty version number" do
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metadata = '{"source":"discourse","version":""}'
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with_metadata_file(metadata) do |dir|
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expect { validate_metadata(backup_filename, dir) }
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.to raise_error(BackupRestore::MetaDataError)
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end
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end
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end
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context "filename" do
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it "extracts metadata from filename when metadata file does not exist" do
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with_metadata_file(nil) do |dir|
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expect(validate_metadata(backup_filename, dir))
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.to include(version: 20191108000414)
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end
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end
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it "raises an exception when the filename contains no version number" do
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filename = 'discourse-2019-11-18-143242.tar.gz'
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expect { validate_metadata(filename, nil) }
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.to raise_error(BackupRestore::MetaDataError)
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end
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it "raises an exception when the filename contains an invalid version number" do
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filename = 'discourse-2019-11-18-143242-v123456789.tar.gz'
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expect { validate_metadata(filename, nil) }
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.to raise_error(BackupRestore::MetaDataError)
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filename = 'discourse-2019-11-18-143242-v1abcdefghijklm.tar.gz'
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expect { validate_metadata(filename, nil) }
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.to raise_error(BackupRestore::MetaDataError)
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end
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end
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it "raises an exception when the backup's version is newer than the current version" do
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new_backup_filename = 'discourse-2019-11-18-143242-v20191113193141.sql.gz'
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BackupRestore.expects(:current_version)
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.returns(20191025005204).once
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expect { validate_metadata(new_backup_filename, nil) }
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.to raise_error(BackupRestore::MigrationRequiredError)
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end
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end
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