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Versions: 52
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Contents
require File.expand_path('../../../spec_helper', __FILE__)
describe "Fixnum#quo" do
it "returns the result of self divided by the given Integer as a Float" do
2.quo(2.5).should == 0.8
5.quo(2).should == 2.5
45.quo(bignum_value).should be_close(1.04773789668636e-08, TOLERANCE)
end
ruby_version_is ""..."1.9" do
conflicts_with :Rational do
it "does not raise a ZeroDivisionError when the given Integer is 0" do
0.quo(0).to_s.should == "NaN"
10.quo(0).to_s.should == "Infinity"
-10.quo(0).to_s.should == "-Infinity"
end
end
end
ruby_version_is "1.9" do
it "raises a ZeroDivisionError when the given Integer is 0" do
lambda { 0.quo(0) }.should raise_error(ZeroDivisionError)
lambda { 10.quo(0) }.should raise_error(ZeroDivisionError)
lambda { -10.quo(0) }.should raise_error(ZeroDivisionError)
end
end
it "does not raise a FloatDomainError when the given Integer is 0 and a Float" do
0.quo(0.0).to_s.should == "NaN"
10.quo(0.0).to_s.should == "Infinity"
-10.quo(0.0).to_s.should == "-Infinity"
end
conflicts_with :Rational do
it "raises a TypeError when given a non-Integer" do
lambda {
(obj = mock('x')).should_not_receive(:to_int)
13.quo(obj)
}.should raise_error(TypeError)
lambda { 13.quo("10") }.should raise_error(TypeError)
lambda { 13.quo(:symbol) }.should raise_error(TypeError)
end
end
end
Version data entries
52 entries across 52 versions & 2 rubygems