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Versions: 6
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Contents
require File.expand_path(File.dirname(__FILE__) + '/../../spec_helper')
require 'hamster/list'
describe Hamster::List do
[
[:sort, lambda { |left, right| left.length <=> right.length }],
[:sort_by, lambda { |item| item.length }],
].each do |method, comparator|
describe "##{method}" do
it "is lazy" do
lambda { Hamster.stream { fail }.send(method, &comparator) }.should_not raise_error
end
[
[[], []],
[["A"], ["A"]],
[["Ichi", "Ni", "San"], ["Ni", "San", "Ichi"]],
].each do |values, expected|
describe "on #{values.inspect}" do
before do
@original = Hamster.list(*values)
end
describe "with a block" do
before do
@result = @original.send(method, &comparator)
end
it "preserves the original" do
@original.should == Hamster.list(*values)
end
it "returns #{expected.inspect}" do
@result.should == Hamster.list(*expected)
end
end
describe "without a block" do
before do
@result = @original.send(method)
end
it "preserves the original" do
@original.should == Hamster.list(*values)
end
it "returns #{expected.sort.inspect}" do
@result.should == Hamster.list(*expected.sort)
end
end
end
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems