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# -*- encoding: binary -*-
require_relative '../../spec_helper'
describe "Time#_dump" do
before :each do
@local = Time.at(946812800)
@t = Time.at(946812800)
@t = @t.gmtime
@s = @t.send(:_dump)
end
it "is a private method" do
Time.should have_private_instance_method(:_dump, false)
end
# http://redmine.ruby-lang.org/issues/show/627
it "preserves the GMT flag" do
@t.gmt?.should == true
dump = @t.send(:_dump).unpack("VV").first
((dump >> 30) & 0x1).should == 1
@local.gmt?.should == false
dump = @local.send(:_dump).unpack("VV").first
((dump >> 30) & 0x1).should == 0
end
it "dumps a Time object to a bytestring" do
@s.should be_an_instance_of(String)
@s.should == [3222863947, 2235564032].pack("VV")
end
it "dumps an array with a date as first element" do
high = 1 << 31 |
(@t.gmt? ? 1 : 0) << 30 |
(@t.year - 1900) << 14 |
(@t.mon - 1) << 10 |
@t.mday << 5 |
@t.hour
high.should == @s.unpack("VV").first
end
it "dumps an array with a time as second element" do
low = @t.min << 26 |
@t.sec << 20 |
@t.usec
low.should == @s.unpack("VV").last
end
it "dumps like MRI's marshaled time format" do
t = Time.utc(2000, 1, 15, 20, 1, 1, 203).localtime
t.send(:_dump).should == "\364\001\031\200\313\000\020\004"
end
end
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