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require_relative '../../spec_helper'
require_relative 'shared/gm'
require_relative 'shared/gmtime'
require_relative 'shared/time_params'
describe "Time#utc?" do
it "returns true only if time represents a time in UTC (GMT)" do
Time.now.utc?.should == false
Time.now.utc.utc?.should == true
end
it "treats time as UTC what was created in different ways" do
Time.now.utc.utc?.should == true
Time.now.gmtime.utc?.should == true
Time.now.getgm.utc?.should == true
Time.now.getutc.utc?.should == true
Time.utc(2022).utc?.should == true
end
it "does treat time with 'UTC' offset as UTC" do
Time.new(2022, 1, 1, 0, 0, 0, "UTC").utc?.should == true
Time.now.localtime("UTC").utc?.should == true
Time.at(Time.now, in: 'UTC').utc?.should == true
ruby_version_is "3.1" do
Time.new(2022, 1, 1, 0, 0, 0, in: "UTC").utc?.should == true
Time.now(in: "UTC").utc?.should == true
end
end
it "does treat time with Z offset as UTC" do
Time.new(2022, 1, 1, 0, 0, 0, "Z").utc?.should == true
Time.now.localtime("Z").utc?.should == true
Time.at(Time.now, in: 'Z').utc?.should == true
ruby_version_is "3.1" do
Time.new(2022, 1, 1, 0, 0, 0, in: "Z").utc?.should == true
Time.now(in: "Z").utc?.should == true
end
end
ruby_version_is "3.1" do
it "does treat time with -00:00 offset as UTC" do
Time.new(2022, 1, 1, 0, 0, 0, "-00:00").utc?.should == true
Time.now.localtime("-00:00").utc?.should == true
Time.at(Time.now, in: '-00:00').utc?.should == true
end
end
it "does not treat time with +00:00 offset as UTC" do
Time.new(2022, 1, 1, 0, 0, 0, "+00:00").utc?.should == false
end
it "does not treat time with 0 offset as UTC" do
Time.new(2022, 1, 1, 0, 0, 0, 0).utc?.should == false
end
end
describe "Time.utc" do
it_behaves_like :time_gm, :utc
it_behaves_like :time_params, :utc
it_behaves_like :time_params_10_arg, :utc
it_behaves_like :time_params_microseconds, :utc
end
describe "Time#utc" do
it_behaves_like :time_gmtime, :utc
end
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