#!/usr/bin/ruby

# coding: utf-8

BEGIN {

	require 'pathname'

	basedir = Pathname( __FILE__ ).dirname.parent

	thingfishdir = basedir.parent + 'Thingfish'

	thingfishlib = thingfishdir + 'lib'

	$LOAD_PATH.unshift( thingfishlib.to_s ) if thingfishlib.exist?

}

# SimpleCov test coverage reporting; enable this using the :coverage rake task

require 'simplecov' if ENV['COVERAGE']

require 'loggability'

require 'loggability/spechelpers'

require 'configurability'

require 'configurability/behavior'

require 'rspec'

require 'thingfish'

require 'thingfish/spechelpers'

require 'thingfish/behaviors'

require 'thingfish/metastore'

Loggability.format_with( :color ) if $stdout.tty?

# Some helper functions for testing. Usage:

#

#    # in spec/spec_helper.rb

#    RSpec.configure do |c|

#      c.include( Thingfish::Metastore::PgGraph::SpecHelpers )

#    end

#

#    # in my_class_spec.rb; mark an example as needing database setup

#    describe MyClass, db: true do

#    end

#

module Thingfish::MetastorePGSpecHelpers

	TESTDB_ENV_VAR = 'THINGFISH_DB_URI'

	### Inclusion callback -- install some hooks

	def self::included( context )

		context.before( :all ) do

			if ((db_uri = ENV[ TESTDB_ENV_VAR ]))

				Thingfish::Metastore::PgGraph.configure( uri: db_uri )

			end

		end

		context.after( :all ) do

			Thingfish::Metastore::PgGraph.teardown_database if Thingfish::Metastore::PgGraph.db

		end

		context.around( :each ) do |example|

			if (( setting = example.metadata[:db] ))

				Loggability[ Thingfish::Metastore::PgGraph ].debug "DB setting: %p" % [ setting ]

				if ((db = Thingfish::Metastore::PgGraph.db))

					if setting == :no_transaction || setting == :without_transaction

						Loggability[ Thingfish::Metastore::PgGraph ].debug "  running without a transaction"

						example.run

					else

						Loggability[ Thingfish::Metastore::PgGraph ].debug "  running with a transaction"

						db.transaction( rollback: :always ) do

							example.run

						end

					end

				elsif setting.to_s == 'pending'

					example.metadata[:pending] ||=

						"a configured database URI in #{TESTDB_ENV_VAR}"

				else

					fail "No database connection! " +

					     "Ensure you have the #{TESTDB_ENV_VAR} ENV variable set to " +

						 "the URI of an (empty) test database you have write permissions to."

				end

			else

				example.run

			end

		end

		super

	end

end # module Thingfish::Metastore::PgGraph::SpecHelpers

### Mock with RSpec

RSpec.configure do |c|

	include Thingfish::SpecHelpers

	include Thingfish::SpecHelpers::Constants

	c.run_all_when_everything_filtered = true

	c.filter_run :focus

	# c.order = 'random'

	c.mock_with( :rspec ) do |mock|

		mock.syntax = :expect

	end

	c.include( Loggability::SpecHelpers )

	c.include( Thingfish::SpecHelpers )

	c.include( Thingfish::MetastorePGSpecHelpers )

end

# vim: set nosta noet ts=4 sw=4: