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Versions: 12
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Contents
require File.expand_path('../../../spec_helper', __FILE__)
require 'hamster/list'
describe Hamster::List do
describe "#count" do
describe "on a really big list" do
before do
@list = Hamster.interval(0, STACK_OVERFLOW_DEPTH)
end
it "doesn't run out of stack" do
lambda { @list.count }.should_not raise_error
end
end
[
[[], 0],
[[1], 1],
[[1, 2], 1],
[[1, 2, 3], 2],
[[1, 2, 3, 4], 2],
[[1, 2, 3, 4, 5], 3],
].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.count(&:odd?)
end
it "returns #{expected.inspect}" do
@result.should == expected
end
end
describe "without a block" do
before do
@result = @original.count
end
it "returns length" do
@result.should == @original.length
end
end
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems