require "cases/helper" require 'active_record/base' require 'active_record/connection_adapters/postgresql_adapter' if ActiveRecord::Base.connection.supports_ranges? class PostgresqlRange < ActiveRecord::Base self.table_name = "postgresql_ranges" end class PostgresqlRangeTest < ActiveRecord::TestCase def teardown @connection.execute 'DROP TABLE IF EXISTS postgresql_ranges' end def setup @connection = ActiveRecord::Base.connection begin @connection.transaction do @connection.create_table('postgresql_ranges') do |t| t.daterange :date_range t.numrange :num_range t.tsrange :ts_range t.tstzrange :tstz_range t.int4range :int4_range t.int8range :int8_range end end rescue ActiveRecord::StatementInvalid return skip "do not test on PG without range" end insert_range(id: 101, date_range: "[''2012-01-02'', ''2012-01-04'']", num_range: "[0.1, 0.2]", ts_range: "[''2010-01-01 14:30'', ''2011-01-01 14:30'']", tstz_range: "[''2010-01-01 14:30:00+05'', ''2011-01-01 14:30:00-03'']", int4_range: "[1, 10]", int8_range: "[10, 100]") insert_range(id: 102, date_range: "(''2012-01-02'', ''2012-01-04'')", num_range: "[0.1, 0.2)", ts_range: "[''2010-01-01 14:30'', ''2011-01-01 14:30'')", tstz_range: "[''2010-01-01 14:30:00+05'', ''2011-01-01 14:30:00-03'')", int4_range: "(1, 10)", int8_range: "(10, 100)") insert_range(id: 103, date_range: "(''2012-01-02'',]", num_range: "[0.1,]", ts_range: "[''2010-01-01 14:30'',]", tstz_range: "[''2010-01-01 14:30:00+05'',]", int4_range: "(1,]", int8_range: "(10,]") insert_range(id: 104, date_range: "[,]", num_range: "[,]", ts_range: "[,]", tstz_range: "[,]", int4_range: "[,]", int8_range: "[,]") insert_range(id: 105, date_range: "(''2012-01-02'', ''2012-01-02'')", num_range: "(0.1, 0.1)", ts_range: "(''2010-01-01 14:30'', ''2010-01-01 14:30'')", tstz_range: "(''2010-01-01 14:30:00+05'', ''2010-01-01 06:30:00-03'')", int4_range: "(1, 1)", int8_range: "(10, 10)") @new_range = PostgresqlRange.new @first_range = PostgresqlRange.find(101) @second_range = PostgresqlRange.find(102) @third_range = PostgresqlRange.find(103) @fourth_range = PostgresqlRange.find(104) @empty_range = PostgresqlRange.find(105) end def test_data_type_of_range_types assert_equal :daterange, @first_range.column_for_attribute(:date_range).type assert_equal :numrange, @first_range.column_for_attribute(:num_range).type assert_equal :tsrange, @first_range.column_for_attribute(:ts_range).type assert_equal :tstzrange, @first_range.column_for_attribute(:tstz_range).type assert_equal :int4range, @first_range.column_for_attribute(:int4_range).type assert_equal :int8range, @first_range.column_for_attribute(:int8_range).type end def test_int4range_values assert_equal 1...11, @first_range.int4_range assert_equal 2...10, @second_range.int4_range assert_equal 2...Float::INFINITY, @third_range.int4_range assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.int4_range) assert_nil @empty_range.int4_range end def test_int8range_values assert_equal 10...101, @first_range.int8_range assert_equal 11...100, @second_range.int8_range assert_equal 11...Float::INFINITY, @third_range.int8_range assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.int8_range) assert_nil @empty_range.int8_range end def test_daterange_values assert_equal Date.new(2012, 1, 2)...Date.new(2012, 1, 5), @first_range.date_range assert_equal Date.new(2012, 1, 3)...Date.new(2012, 1, 4), @second_range.date_range assert_equal Date.new(2012, 1, 3)...Float::INFINITY, @third_range.date_range assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.date_range) assert_nil @empty_range.date_range end def test_numrange_values assert_equal BigDecimal.new('0.1')..BigDecimal.new('0.2'), @first_range.num_range assert_equal BigDecimal.new('0.1')...BigDecimal.new('0.2'), @second_range.num_range assert_equal BigDecimal.new('0.1')...BigDecimal.new('Infinity'), @third_range.num_range assert_equal BigDecimal.new('-Infinity')...BigDecimal.new('Infinity'), @fourth_range.num_range assert_nil @empty_range.num_range end def test_tsrange_values tz = ::ActiveRecord::Base.default_timezone assert_equal Time.send(tz, 2010, 1, 1, 14, 30, 0)..Time.send(tz, 2011, 1, 1, 14, 30, 0), @first_range.ts_range assert_equal Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2011, 1, 1, 14, 30, 0), @second_range.ts_range assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.ts_range) assert_nil @empty_range.ts_range end def test_tstzrange_values assert_equal Time.parse('2010-01-01 09:30:00 UTC')..Time.parse('2011-01-01 17:30:00 UTC'), @first_range.tstz_range assert_equal Time.parse('2010-01-01 09:30:00 UTC')...Time.parse('2011-01-01 17:30:00 UTC'), @second_range.tstz_range assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.tstz_range) assert_nil @empty_range.tstz_range end def test_create_tstzrange tstzrange = Time.parse('2010-01-01 14:30:00 +0100')...Time.parse('2011-02-02 14:30:00 CDT') round_trip(@new_range, :tstz_range, tstzrange) assert_equal @new_range.tstz_range, tstzrange assert_equal @new_range.tstz_range, Time.parse('2010-01-01 13:30:00 UTC')...Time.parse('2011-02-02 19:30:00 UTC') end def test_update_tstzrange assert_equal_round_trip(@first_range, :tstz_range, Time.parse('2010-01-01 14:30:00 CDT')...Time.parse('2011-02-02 14:30:00 CET')) assert_nil_round_trip(@first_range, :tstz_range, Time.parse('2010-01-01 14:30:00 +0100')...Time.parse('2010-01-01 13:30:00 +0000')) end def test_create_tsrange tz = ::ActiveRecord::Base.default_timezone assert_equal_round_trip(@new_range, :ts_range, Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2011, 2, 2, 14, 30, 0)) end def test_update_tsrange tz = ::ActiveRecord::Base.default_timezone assert_equal_round_trip(@first_range, :ts_range, Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2011, 2, 2, 14, 30, 0)) assert_nil_round_trip(@first_range, :ts_range, Time.send(tz, 2010, 1, 1, 14, 30, 0)...Time.send(tz, 2010, 1, 1, 14, 30, 0)) end def test_create_numrange assert_equal_round_trip(@new_range, :num_range, BigDecimal.new('0.5')...BigDecimal.new('1')) end def test_update_numrange assert_equal_round_trip(@first_range, :num_range, BigDecimal.new('0.5')...BigDecimal.new('1')) assert_nil_round_trip(@first_range, :num_range, BigDecimal.new('0.5')...BigDecimal.new('0.5')) end def test_create_daterange assert_equal_round_trip(@new_range, :date_range, Range.new(Date.new(2012, 1, 1), Date.new(2013, 1, 1), true)) end def test_update_daterange assert_equal_round_trip(@first_range, :date_range, Date.new(2012, 2, 3)...Date.new(2012, 2, 10)) assert_nil_round_trip(@first_range, :date_range, Date.new(2012, 2, 3)...Date.new(2012, 2, 3)) end def test_create_int4range assert_equal_round_trip(@new_range, :int4_range, Range.new(3, 50, true)) end def test_update_int4range assert_equal_round_trip(@first_range, :int4_range, 6...10) assert_nil_round_trip(@first_range, :int4_range, 3...3) end def test_create_int8range assert_equal_round_trip(@new_range, :int8_range, Range.new(30, 50, true)) end def test_update_int8range assert_equal_round_trip(@first_range, :int8_range, 60000...10000000) assert_nil_round_trip(@first_range, :int8_range, 39999...39999) end private def assert_equal_round_trip(range, attribute, value) round_trip(range, attribute, value) assert_equal value, range.public_send(attribute) end def assert_nil_round_trip(range, attribute, value) round_trip(range, attribute, value) assert_nil range.public_send(attribute) end def round_trip(range, attribute, value) range.public_send "#{attribute}=", value assert range.save assert range.reload end def insert_range(values) @connection.execute <<-SQL INSERT INTO postgresql_ranges ( id, date_range, num_range, ts_range, tstz_range, int4_range, int8_range ) VALUES ( #{values[:id]}, '#{values[:date_range]}', '#{values[:num_range]}', '#{values[:ts_range]}', '#{values[:tstz_range]}', '#{values[:int4_range]}', '#{values[:int8_range]}' ) SQL end end end