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require 'spec_helper'
describe Immutable::List do
describe '#max' do
context 'on a really big list' do
it "doesn't run out of stack" do
-> { BigList.max }.should_not raise_error
end
end
context 'with a block' do
[
[[], nil],
[['A'], 'A'],
[%w[Ichi Ni San], 'Ichi'],
].each do |values, expected|
context "on #{values.inspect}" do
it "returns #{expected.inspect}" do
L[*values].max { |maximum, item| maximum.length <=> item.length }.should == expected
end
end
end
end
context 'without a block' do
[
[[], nil],
[['A'], 'A'],
[%w[Ichi Ni San], 'San'],
].each do |values, expected|
context "on #{values.inspect}" do
it "returns #{expected.inspect}" do
L[*values].max.should == expected
end
end
end
end
end
end
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