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Contents
require File.expand_path('../../../spec_helper', __FILE__)
describe "Fixnum#|" do
it "returns self bitwise OR other" do
(1 | 0).should == 1
(5 | 4).should == 5
(5 | 6).should == 7
(248 | 4096).should == 4344
(0xffff | bignum_value + 0xf0f0).should == 0x8000_0000_0000_ffff
end
it "returns self bitwise OR a Bignum" do
(-1 | 2**64).should == -1
end
ruby_version_is "" ... "1.9" do
ruby_bug "#", "1.8.6" do
it "doesn't raise an error if passed a Float out of Fixnum range" do
lambda { 1 | bignum_value(10000).to_f }.should_not raise_error()
lambda { 1 | -bignum_value(10000).to_f }.should_not raise_error()
end
end
it "converts a Float to an Integer" do
(5 | 4.3).should == 5
end
end
it "tries to convert the int like argument to an Integer using to_int" do
(obj = mock('4')).should_receive(:to_int).and_return(4)
(3 | obj).should == 7
end
it "raises a TypeError when the given argument can't be converted to Integer" do
obj = mock('asdf')
lambda { 3 | obj }.should raise_error(TypeError)
obj.should_receive(:to_int).and_return("asdf")
lambda { 3 | obj }.should raise_error(TypeError)
end
ruby_bug "#", "1.8.6" do # Fixed at MRI 1.8.7
it "coerces arguments correctly even if it is a Bignum" do
(obj = mock('large value')).should_receive(:to_int).and_return(8000_0000_0000_0000_0000)
(3 | obj).should == 80000000000000000003
end
end
end
Version data entries
52 entries across 52 versions & 2 rubygems