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-rw-r--r--activerecord/test/cases/adapters/postgresql/range_test.rb245
1 files changed, 245 insertions, 0 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/range_test.rb b/activerecord/test/cases/adapters/postgresql/range_test.rb
new file mode 100644
index 0000000000..a56b8ac791
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+++ b/activerecord/test/cases/adapters/postgresql/range_test.rb
@@ -0,0 +1,245 @@
+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