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require_relative "spec_helper"
Sequel.extension :thread_local_timezones
describe "Sequel thread_local_timezones extension" do
after do
Sequel.default_timezone = nil
Sequel.thread_application_timezone = nil
Sequel.thread_database_timezone = nil
Sequel.thread_typecast_timezone = nil
end
it "should allow specifying thread local timezones via thread_*_timezone=" do
Sequel.thread_application_timezone = :local
Sequel.thread_database_timezone = :utc
Sequel.thread_typecast_timezone = nil
end
it "should use thread local timezone if available" do
Sequel.thread_application_timezone = :local
Sequel.application_timezone.must_equal :local
Sequel.thread_database_timezone = :utc
Sequel.database_timezone.must_equal :utc
Sequel.thread_typecast_timezone = nil
Sequel.typecast_timezone.must_be_nil
end
it "should fallback to default timezone if no thread_local timezone" do
Sequel.default_timezone = :utc
Sequel.application_timezone.must_equal :utc
Sequel.database_timezone.must_equal :utc
Sequel.typecast_timezone.must_equal :utc
end
it "should use a nil thread_local_timezone if set instead of falling back to the default timezone if thread_local_timezone is set to :nil" do
Sequel.typecast_timezone = :utc
Sequel.thread_typecast_timezone = nil
Sequel.typecast_timezone.must_equal :utc
Sequel.thread_typecast_timezone = :nil
Sequel.typecast_timezone.must_be_nil
end
it "should be thread safe" do
q, q1, q2 = Queue.new, Queue.new, Queue.new
tz1, tz2 = nil, nil
t1 = Thread.new do
Sequel.thread_application_timezone = :utc
q2.push nil
q.pop
tz1 = Sequel.application_timezone
end
t2 = Thread.new do
Sequel.thread_application_timezone = :local
q2.push nil
q1.pop
tz2 = Sequel.application_timezone
end
q2.pop
q2.pop
q.push nil
q1.push nil
t1.join
t2.join
tz1.must_equal :utc
tz2.must_equal :local
end
end
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