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Versions: 12
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Stored size: 1.21 KB
Contents
require File.expand_path('../../../spec_helper', __FILE__)
require 'hamster/set'
describe Hamster::Set do
describe "#group_by" do
describe "with a block" do
[
[[], []],
[[1], [true => Hamster.set(1)]],
[[1, 2, 3, 4], [true => Hamster.set(3, 1), false => Hamster.set(4, 2)]],
].each do |values, expected|
describe "on #{values.inspect}" do
before do
original = Hamster.set(*values)
@result = original.group_by(&:odd?)
end
it "returns #{expected.inspect}" do
@result.should == Hamster.hash(*expected)
end
end
end
end
describe "without a block" do
[
[[], []],
[[1], [1 => Hamster.set(1)]],
[[1, 2, 3, 4], [1 => Hamster.set(1), 2 => Hamster.set(2), 3 => Hamster.set(3), 4 => Hamster.set(4)]],
].each do |values, expected|
describe "on #{values.inspect}" do
before do
original = Hamster.set(*values)
@result = original.group_by
end
it "returns #{expected.inspect}" do
@result.should == Hamster.hash(*expected)
end
end
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems