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require 'spec_helper'
describe Immutable::Set do
describe '#inspect' do
[
[[], 'Immutable::Set[]'],
[['A'], 'Immutable::Set["A"]'],
].each do |values, expected|
describe "on #{values.inspect}" do
let(:set) { S[*values] }
it "returns #{expected.inspect}" do
set.inspect.should == expected
end
it "returns a string which can be eval'd to get an equivalent set" do
eval(set.inspect).should eql(set)
end
end
end
describe 'on ["A", "B", "C"]' do
let(:set) { S['A', 'B', 'C'] }
it 'returns a programmer-readable representation of the set contents' do
set.inspect.should match(/^Immutable::Set\["[A-C]", "[A-C]", "[A-C]"\]$/)
end
it "returns a string which can be eval'd to get an equivalent set" do
eval(set.inspect).should eql(set)
end
end
context 'from a subclass' do
MySet = Class.new(Immutable::Set)
let(:set) { MySet[1, 2] }
it 'returns a programmer-readable representation of the set contents' do
set.inspect.should match(/^MySet\[[1-2], [1-2]\]$/)
end
it "returns a string which can be eval'd to get an equivalent set" do
eval(set.inspect).should eql(set)
end
end
end
end
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