Sha256: 7bb09bee706581d1fb222c0c84d36637babc38d491964324f3f7da1c4fa0cf4c
Contents?: true
Size: 1.39 KB
Versions: 7
Compression:
Stored size: 1.39 KB
Contents
require File.expand_path(File.dirname(__FILE__)) + '/spec_helper.rb'
describe MPFR do
context "when marshaling" do
before(:all) do
MPFR.set_default_prec(256)
end
it "should restore nan" do
n = MPFR.nan(128)
n2 = Marshal.load(Marshal.dump(n))
n2.nan?.should be_true
n2.get_prec.should == 128
end
it "should restore plus infinity" do
n = MPFR.pinf(128)
n2 = Marshal.load(Marshal.dump(n))
n2.infinite?.should be_true
n2.get_prec.should == 128
n2.sgn.should > 0
end
it "should restore minus infinity" do
n = MPFR.minf(128)
n2 = Marshal.load(Marshal.dump(n))
n2.infinite?.should be_true
n2.get_prec.should == 128
n2.sgn.should < 0
end
it "should restore plus zero" do
n = MPFR.zero(1, 128)
n2 = Marshal.load(Marshal.dump(n))
n2.zero?.should be_true
n2.get_prec.should == 128
n2.sgn.should >= 0
end
it "should restore minus zero" do
n = MPFR.zero(-1, 128)
n2 = Marshal.load(Marshal.dump(n))
n2.zero?.should be_true
n2.get_prec.should == 128
n2.sgn.should <= 0
end
it "should restore regular numbers" do
GenerateNumber.string(1000).each do |s|
n = MPFR(s, MPFR::RNDN, 128)
n2 = Marshal.load(Marshal.dump(n))
n2.should == n
n2.get_prec.should == 128
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems