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require File.expand_path('../../../spec_helper', __FILE__)
describe "Fixnum#^" do
it "returns self bitwise EXCLUSIVE OR other" do
(3 ^ 5).should == 6
(-2 ^ -255).should == 255
(5 ^ bignum_value + 0xffff_ffff).should == 0x8000_0000_ffff_fffa
end
it "returns self bitwise EXCLUSIVE OR a Bignum" do
(-1 ^ 2**64).should == -18446744073709551617
end
it "raises a TypeError when passed a Float" do
lambda { (3 ^ 3.4) }.should raise_error(TypeError)
end
it "raises a TypeError and does not call #to_int when defined on an object" do
obj = mock("fixnum bit xor")
obj.should_not_receive(:to_int)
lambda { 3 ^ obj }.should raise_error(TypeError)
end
end
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