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Merge pull request #41483 from 97jaz/schema-dumper-infinite-date 

Fix schema dumper for infinite dates in PostgreSQL
This commit is contained in:
Ryuta Kamizono 2021-02-18 18:05:40 +09:00 committed by GitHub
parent 2cdd608f83 248b5851fd
commit 50b5371001
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2 changed files with 12 additions and 0 deletions
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8
activerecord/lib/active_record/connection_adapters/postgresql/oid/date.rb
View File

@ -16,6 +16,14 @@ module ActiveRecord
super
end
end
def type_cast_for_schema(value)
case value
when ::Float::INFINITY then "::Float::INFINITY"
when -::Float::INFINITY then "-::Float::INFINITY"
else super
end
end
end
end
end

4
activerecord/test/cases/schema_dumper_test.rb
View File

@ -598,6 +598,8 @@ class SchemaDumperDefaultsTest < ActiveRecord::TestCase
t.float :float_with_nan_default, default: Float::NAN
t.datetime :beginning_of_time, default: "-infinity"
t.datetime :end_of_time, default: "infinity"
t.date :date_with_neg_inf_default, default: -::Float::INFINITY
t.date :date_with_pos_inf_default, default: ::Float::INFINITY
end
end
end
@ -623,5 +625,7 @@ class SchemaDumperDefaultsTest < ActiveRecord::TestCase
assert_match %r{t\.float\s+"float_with_nan_default",\s+default: ::Float::NAN}, output
assert_match %r{t\.datetime\s+"beginning_of_time",\s+default: -::Float::INFINITY}, output
assert_match %r{t\.datetime\s+"end_of_time",\s+default: ::Float::INFINITY}, output
assert_match %r{t\.date\s+"date_with_neg_inf_default",\s+default: -::Float::INFINITY}, output
assert_match %r{t\.date\s+"date_with_pos_inf_default",\s+default: ::Float::INFINITY}, output
end
end