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require 'spec_helper'
describe Immutable::Set do
describe '#max' do
context 'with a block' do
[
[[], nil],
[['A'], 'A'],
[%w[Ichi Ni San], 'Ichi'],
].each do |values, expected|
describe "on #{values.inspect}" do
let(:set) { S[*values] }
let(:result) { set.max { |maximum, item| maximum.length <=> item.length }}
it "returns #{expected.inspect}" do
result.should == expected
end
end
end
end
context 'without a block' do
[
[[], nil],
[['A'], 'A'],
[%w[Ichi Ni San], 'San'],
].each do |values, expected|
describe "on #{values.inspect}" do
it "returns #{expected.inspect}" do
S[*values].max.should == expected
end
end
end
end
end
end
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