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require_relative '../../spec_helper'
describe "Time#nsec" do
it "returns 0 for a Time constructed with a whole number of seconds" do
Time.at(100).nsec.should == 0
end
it "returns the nanoseconds part of a Time constructed with a Float number of seconds" do
Time.at(10.75).nsec.should == 750_000_000
end
it "returns the nanoseconds part of a Time constructed with an Integer number of microseconds" do
Time.at(0, 999_999).nsec.should == 999_999_000
end
it "returns the nanoseconds part of a Time constructed with an Float number of microseconds" do
Time.at(0, 3.75).nsec.should == 3750
end
it "returns the nanoseconds part of a Time constructed with a Rational number of seconds" do
Time.at(Rational(3, 2)).nsec.should == 500_000_000
end
it "returns the nanoseconds part of a Time constructed with an Rational number of microseconds" do
Time.at(0, Rational(99, 10)).nsec.should == 9900
end
it "returns a positive value for dates before the epoch" do
Time.utc(1969, 11, 12, 13, 18, 57, 404240).nsec.should == 404240000
end
end
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