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* Other ruby implementations use the spec/ruby directory. [Misc #13792] [ruby-core:82287] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
39 lines
1.3 KiB
Ruby
39 lines
1.3 KiB
Ruby
require File.expand_path('../../../spec_helper', __FILE__)
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describe "Fixnum#coerce when given a Fixnum" do
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it "returns an array containing two Fixnums" do
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1.coerce(2).should == [2, 1]
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1.coerce(2).map { |i| i.class }.should == [Fixnum, Fixnum]
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end
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end
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describe "Fixnum#coerce when given a String" do
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it "raises an ArgumentError when trying to coerce with a non-number String" do
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lambda { 1.coerce(":)") }.should raise_error(ArgumentError)
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end
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it "returns an array containing two Floats" do
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1.coerce("2").should == [2.0, 1.0]
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1.coerce("-2").should == [-2.0, 1.0]
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end
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end
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describe "Fixnum#coerce" do
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it "raises a TypeError when trying to coerce with nil" do
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lambda { 1.coerce(nil) }.should raise_error(TypeError)
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end
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it "tries to convert the given Object into a Float by using #to_f" do
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(obj = mock('1.0')).should_receive(:to_f).and_return(1.0)
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2.coerce(obj).should == [1.0, 2.0]
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(obj = mock('0')).should_receive(:to_f).and_return('0')
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lambda { 2.coerce(obj).should == [1.0, 2.0] }.should raise_error(TypeError)
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end
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it "raises a TypeError when given an Object that does not respond to #to_f" do
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lambda { 1.coerce(mock('x')) }.should raise_error(TypeError)
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lambda { 1.coerce(1..4) }.should raise_error(TypeError)
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lambda { 1.coerce(:test) }.should raise_error(TypeError)
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end
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end
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