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Versions: 12
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Contents
require File.expand_path('../../../spec_helper', __FILE__)
require 'hamster/set'
describe Hamster::Set do
[:all?, :forall?].each do |method|
describe "##{method}" do
describe "when empty" do
before do
@set = Hamster.set
end
it "with a block returns true" do
@set.send(method) {}.should == true
end
it "with no block returns true" do
@set.send(method).should == true
end
end
describe "when not empty" do
describe "with a block" do
before do
@set = Hamster.set("A", "B", "C")
end
it "returns true if the block always returns true" do
@set.send(method) { |item| true }.should == true
end
it "returns false if the block ever returns false" do
@set.send(method) { |item| item == "D" }.should == false
end
end
describe "with no block" do
it "returns true if all values are truthy" do
Hamster.set(true, "A").send(method).should == true
end
[nil, false].each do |value|
it "returns false if any value is #{value.inspect}" do
Hamster.set(value, true, "A").send(method).should == false
end
end
end
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems