diff options
| -rw-r--r-- | activerecord/CHANGELOG.md | 11 | ||||
| -rw-r--r-- | activerecord/lib/active_record/connection_adapters/postgresql/oid.rb | 12 | ||||
| -rw-r--r-- | activerecord/test/cases/adapters/postgresql/range_test.rb | 78 |
3 files changed, 78 insertions, 23 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index 24b21ccc65..881a4d2d85 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,14 @@ +* Deprecate half-baked support for PostgreSQL range values with excluding beginnings. + We currently map PostgreSQL ranges to Ruby ranges. This conversion is not fully + possible because the Ruby range does not support excluded beginnings. + + The current solution of incrementing the beginning is not correct and is now + deprecated. For subtypes where we don't know how to increment (e.g. `#succ` + is not defined) it will raise an ArgumentException for ranges with excluding + beginnings. + + *Yves Senn* + * Support for user created range types in PostgreSQL. *Yves Senn* diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb index 32f86bf01c..6f9b60b6c4 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb @@ -135,6 +135,18 @@ module ActiveRecord extracted = extract_bounds(value) from = type_cast_single extracted[:from] to = type_cast_single extracted[:to] + + if !infinity?(from) && extracted[:exclude_start] + if from.respond_to?(:succ) + from = from.succ + ActiveSupport::Deprecation.warn <<-MESSAGE +Excluding the beginning of a Range is only partialy supported through `#succ`. +This is not reliable and will be removed in the future. + MESSAGE + else + raise ArgumentError, "The Ruby Range object does not support excluding the beginning of a Range. (unsupported value: '#{value}')" + end + end ::Range.new(from, to, extracted[:exclude_end]) end end diff --git a/activerecord/test/cases/adapters/postgresql/range_test.rb b/activerecord/test/cases/adapters/postgresql/range_test.rb index b621a1468a..306bb09a0d 100644 --- a/activerecord/test/cases/adapters/postgresql/range_test.rb +++ b/activerecord/test/cases/adapters/postgresql/range_test.rb @@ -53,21 +53,21 @@ _SQL float_range: "[0.5, 0.7]") 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)", - float_range: "(0.5, 0.7)") + 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)", + float_range: "[0.5, 0.7)") insert_range(id: 103, - date_range: "(''2012-01-02'',]", + 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,]", + int4_range: "[1,]", + int8_range: "[10,]", float_range: "[0.5,]") insert_range(id: 104, @@ -80,13 +80,13 @@ _SQL float_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)", - float_range: "(0.5, 0.5)") + 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)", + float_range: "[0.5, 0.5)") @new_range = PostgresqlRange.new @first_range = PostgresqlRange.find(101) @@ -107,24 +107,24 @@ _SQL 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 1...10, @second_range.int4_range + assert_equal 1...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 10...100, @second_range.int8_range + assert_equal 10...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 Date.new(2012, 1, 2)...Date.new(2012, 1, 4), @second_range.date_range + assert_equal Date.new(2012, 1, 2)...Float::INFINITY, @third_range.date_range assert_equal(-Float::INFINITY...Float::INFINITY, @fourth_range.date_range) assert_nil @empty_range.date_range end @@ -230,6 +230,38 @@ _SQL assert_nil_round_trip(@first_range, :int8_range, 39999...39999) end + def test_exclude_beginning_for_subtypes_with_succ_method_is_deprecated + tz = ::ActiveRecord::Base.default_timezone + + silence_warnings { + assert_deprecated { + range = PostgresqlRange.create!(date_range: "(''2012-01-02'', ''2012-01-04'']") + assert_equal Date.new(2012, 1, 3)..Date.new(2012, 1, 4), range.date_range + } + assert_deprecated { + range = PostgresqlRange.create!(ts_range: "(''2010-01-01 14:30'', ''2011-01-01 14:30'']") + assert_equal Time.send(tz, 2010, 1, 1, 14, 30, 1)..Time.send(tz, 2011, 1, 1, 14, 30, 0), range.ts_range + } + assert_deprecated { + range = PostgresqlRange.create!(tstz_range: "(''2010-01-01 14:30:00+05'', ''2011-01-01 14:30:00-03'']") + assert_equal Time.parse('2010-01-01 09:30:01 UTC')..Time.parse('2011-01-01 17:30:00 UTC'), range.tstz_range + } + assert_deprecated { + range = PostgresqlRange.create!(int4_range: "(1, 10]") + assert_equal 2..10, range.int4_range + } + assert_deprecated { + range = PostgresqlRange.create!(int8_range: "(10, 100]") + assert_equal 11..100, range.int8_range + } + } + end + + def test_exclude_beginning_for_subtypes_without_succ_method_is_not_supported + assert_raises(ArgumentError) { PostgresqlRange.create!(num_range: "(0.1, 0.2]") } + assert_raises(ArgumentError) { PostgresqlRange.create!(float_range: "(0.5, 0.7]") } + end + private def assert_equal_round_trip(range, attribute, value) round_trip(range, attribute, value) |