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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
ruby_bug "#", "1.8.6" do
it "coerces arguments correctly even if it is a Bignum" do
obj = mock("fixnum bit or large value")
obj.should_receive(:to_int).and_return(8000_0000_0000_0000_0000)
(3 | obj).should == 80000000000000000003
end
end
it "converts a Float to an Integer" do
(5 | 4.3).should == 5
end
end
ruby_version_is "1.9" do
it "raises a TypeError when passed a Float" do
lambda { (3 | 3.4) }.should raise_error(TypeError)
end
end
ruby_version_is ""..."1.9.4" do
it "calls #to_int to convert an object to an Integer" do
obj = mock("fixnum bit or")
obj.should_receive(:to_int).and_return(4)
(3 | obj).should == 7
end
it "raises a TypeError if #to_int does not return an Integer" do
obj = mock("fixnum bit or")
obj.should_receive(:to_int).and_return("1")
lambda { 3 | obj }.should raise_error(TypeError)
end
it "raises a TypeError if the object does not respond to #to_int" do
obj = mock("fixnum bit or")
lambda { 3 | obj }.should raise_error(TypeError)
end
end
ruby_version_is "1.9.4" do
it "raises a TypeError and does not call #to_int when defined on an object" do
obj = mock("fixnum bit or")
obj.should_not_receive(:to_int)
lambda { 3 | obj }.should raise_error(TypeError)
end
end
end
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