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# frozen_string_literal: true
require "cases/helper"
require "models/developer"
require "models/topic"
class PostgresqlTimestampTest < ActiveRecord::PostgreSQLTestCase
class PostgresqlTimestampWithZone < ActiveRecord::Base; end
self.use_transactional_tests = false
setup do
@connection = ActiveRecord::Base.connection
@connection.execute("INSERT INTO postgresql_timestamp_with_zones (id, time) VALUES (1, '2010-01-01 10:00:00-1')")
end
teardown do
PostgresqlTimestampWithZone.delete_all
end
def test_timestamp_with_zone_values_with_rails_time_zone_support
with_timezone_config default: :utc, aware_attributes: true do
@connection.reconnect!
timestamp = PostgresqlTimestampWithZone.find(1)
assert_equal Time.utc(2010, 1, 1, 11, 0, 0), timestamp.time
assert_instance_of Time, timestamp.time
end
ensure
@connection.reconnect!
end
def test_timestamp_with_zone_values_without_rails_time_zone_support
with_timezone_config default: :local, aware_attributes: false do
@connection.reconnect!
# make sure to use a non-UTC time zone
@connection.execute("SET time zone 'America/Jamaica'", "SCHEMA")
timestamp = PostgresqlTimestampWithZone.find(1)
assert_equal Time.utc(2010, 1, 1, 11, 0, 0), timestamp.time
assert_instance_of Time, timestamp.time
end
ensure
@connection.reconnect!
end
end
class PostgresqlTimestampFixtureTest < ActiveRecord::PostgreSQLTestCase
fixtures :topics
def test_group_by_date
keys = Topic.group("date_trunc('month', created_at)").count.keys
assert_operator keys.length, :>, 0
keys.each { |k| assert_kind_of Time, k }
end
def test_load_infinity_and_beyond
d = Developer.find_by_sql("select 'infinity'::timestamp as updated_at")
assert d.first.updated_at.infinite?, "timestamp should be infinite"
d = Developer.find_by_sql("select '-infinity'::timestamp as updated_at")
time = d.first.updated_at
assert time.infinite?, "timestamp should be infinite"
assert_operator time, :<, 0
end
def test_save_infinity_and_beyond
d = Developer.create!(name: "aaron", updated_at: 1.0 / 0.0)
assert_equal(1.0 / 0.0, d.updated_at)
d = Developer.create!(name: "aaron", updated_at: -1.0 / 0.0)
assert_equal(-1.0 / 0.0, d.updated_at)
end
def test_bc_timestamp
date = Date.new(0) - 1.week
Developer.create!(name: "aaron", updated_at: date)
assert_equal date, Developer.find_by_name("aaron").updated_at
end
def test_bc_timestamp_leap_year
date = Time.utc(-4, 2, 29)
Developer.create!(name: "taihou", updated_at: date)
assert_equal date, Developer.find_by_name("taihou").updated_at
end
def test_bc_timestamp_year_zero
date = Time.utc(0, 4, 7)
Developer.create!(name: "yahagi", updated_at: date)
assert_equal date, Developer.find_by_name("yahagi").updated_at
end
end
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