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require File.expand_path('../../../../spec_helper', __FILE__)
require File.expand_path('../../fixtures/classes', __FILE__)
ruby_version_is "1.9" do
describe "passed { |a, b = 1| } creates a method that" do
before :each do
@klass = Class.new do
define_method(:m) { |a, b = 1| return a, b }
end
end
it "raises an ArgumentError when passed zero arguments" do
lambda { @klass.new.m }.should raise_error(ArgumentError)
end
it "has a default value for b when passed one argument" do
@klass.new.m(1).should == [1, 1]
end
it "overrides the default argument when passed two arguments" do
@klass.new.m(1, 2).should == [1, 2]
end
it "raises an ArgumentError when passed three arguments" do
lambda { @klass.new.m(1, 2, 3) }.should raise_error(ArgumentError)
end
end
end
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