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require 'puppet/interface/option'
describe Puppet::Interface::Option do
let :face do Puppet::Interface.new(:option_testing, '0.0.1') end
describe "#optparse_to_name" do
["", "=BAR", " BAR", "=bar", " bar"].each do |postfix|
{ "--foo" => :foo, "-f" => :f }.each do |base, expect|
input = base + postfix
it "should map #{input.inspect} to #{expect.inspect}" do
option = Puppet::Interface::Option.new(face, input)
option.name.should == expect
end
end
end
[:foo, 12, nil, {}, []].each do |input|
it "should fail sensible when given #{input.inspect}" do
expect { Puppet::Interface::Option.new(face, input) }.
should raise_error ArgumentError, /is not valid for an option argument/
end
end
["-foo", "-foo=BAR", "-foo BAR"].each do |input|
it "should fail with a single dash for long option #{input.inspect}" do
expect { Puppet::Interface::Option.new(face, input) }.
should raise_error ArgumentError, /long options need two dashes \(--\)/
end
end
end
it "requires a face when created" do
expect { Puppet::Interface::Option.new }.
should raise_error ArgumentError, /wrong number of arguments/
end
it "also requires some declaration arguments when created" do
expect { Puppet::Interface::Option.new(face) }.
should raise_error ArgumentError, /No option declarations found/
end
it "should infer the name from an optparse string" do
option = Puppet::Interface::Option.new(face, "--foo")
option.name.should == :foo
end
it "should infer the name when multiple optparse string are given" do
option = Puppet::Interface::Option.new(face, "--foo", "-f")
option.name.should == :foo
end
it "should prefer the first long option name over a short option name" do
option = Puppet::Interface::Option.new(face, "-f", "--foo")
option.name.should == :foo
end
it "should create an instance when given a face and name" do
Puppet::Interface::Option.new(face, "--foo").
should be_instance_of Puppet::Interface::Option
end
describe "#to_s" do
it "should transform a symbol into a string" do
option = Puppet::Interface::Option.new(face, "--foo")
option.name.should == :foo
option.to_s.should == "foo"
end
it "should use - rather than _ to separate words in strings but not symbols" do
option = Puppet::Interface::Option.new(face, "--foo-bar")
option.name.should == :foo_bar
option.to_s.should == "foo-bar"
end
end
end
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