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Contents
require 'spec_helper'
require 'hamster/hash'
describe Hamster::Hash do
[:remove, :reject, :delete_if].each do |method|
describe "##{method}" do
before do
@original = Hamster.hash("A" => "aye", "B" => "bee", "C" => "see")
end
describe "when nothing matches" do
before do
@result = @original.send(method) { |key, value| false }
end
it "returns self" do
@result.should equal(@original)
end
end
describe "when only some things match" do
describe "with a block" do
before do
@result = @original.send(method) { |key, value| key == "A" && value == "aye" }
end
it "preserves the original" do
@original.should == Hamster.hash("A" => "aye", "B" => "bee", "C" => "see")
end
it "returns a set with the matching values" do
@result.should == Hamster.hash("B" => "bee", "C" => "see")
end
end
describe "with no block" do
before do
@result = @original.send(method)
end
it "returns self" do
@result.should equal(@original)
end
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems