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Versions: 83
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Contents
require File.dirname(File.join(__rhoGetCurrentDir(), __FILE__)) + '/../../spec_helper'
describe "Fixnum#[]" do
it "returns the nth bit in the binary representation of self" do
2[3].should == 0
15[1].should == 1
2[3].should == 0
3[0xffffffff].should == 0
3[-0xffffffff].should == 0
end
it "tries to convert the given argument to an Integer using #to_int" do
15[1.3].should == 15[1]
(obj = mock('1')).should_receive(:to_int).and_return(1)
2[obj].should == 1
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 == 0
obj = 8e19
3[obj].should == 0
end
end
end
Version data entries
83 entries across 83 versions & 1 rubygems